devel/gdb: fix build on current

Clang 6 doesn't allow negative numbers to be implicitely converted to
unsigned types.
This patch explicits all casts.
While I'm here, add an option to silent tons of warning messages

PR:		226644
Reported by:	rakuco@

31 files changed, 1198 insertions, 1 deletions

diff --git a/devel/gdb/Makefile b/devel/gdb/Makefile
index 0bd722678658..abaf45f45a6e 100644
--- a/devel/gdb/Makefile
+++ b/devel/gdb/Makefile
@@ -1,8 +1,9 @@
-# Created by: Steven Kreuzer <skreuzer@FreeBSD.org>
+z Created by: Steven Kreuzer <skreuzer@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	gdb
 PORTVERSION=	8.1
+PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	GNU
 
@@ -36,6 +37,7 @@ CONFIGURE_ARGS=	--program-suffix=${PORTVERSION:S/.//g} \
 		--without-libunwind-ia64
 CFLAGS:=	${CFLAGS:C/ +$//}	# blanks at EOL creep in sometimes
 CFLAGS+=	-DRL_NO_COMPAT -Wno-unused-function -Wno-unused-variable
+CFLAGS+=	-Wno-unknown-warning-option
 EXCLUDE=	dejagnu expect sim texinfo intl
 EXTRACT_AFTER_ARGS=	${EXCLUDE:S/^/--exclude /}
 EXTRA_PATCHES=	${FILESDIR}/commit-d2176225dc \
diff --git a/devel/gdb/files/patch-gdb_aarch64-fbsd-tdep.c b/devel/gdb/files/patch-gdb_aarch64-fbsd-tdep.c
new file mode 100644
index 000000000000..c0f54c02e32d
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_aarch64-fbsd-tdep.c
@@ -0,0 +1,19 @@
+--- gdb/aarch64-fbsd-tdep.c.orig	2018-03-15 16:39:29.951492000 +0100
++++ gdb/aarch64-fbsd-tdep.c	2018-03-15 16:40:31.553135000 +0100
+@@ -118,11 +118,11 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    {0x910003e0, -1},		/* mov  x0, sp  */
+-    {0x91014000, -1},		/* add  x0, x0, #SF_UC  */
+-    {0xd2803428, -1},		/* mov  x8, #SYS_sigreturn  */
+-    {0xd4000001, -1},		/* svc  0x0  */
+-    {TRAMP_SENTINEL_INSN, -1}
++    {0x910003e0, static_cast<ULONGEST>(-1)},		/* mov  x0, sp  */
++    {0x91014000, static_cast<ULONGEST>(-1)},		/* add  x0, x0, #SF_UC  */
++    {0xd2803428, static_cast<ULONGEST>(-1)},		/* mov  x8, #SYS_sigreturn  */
++    {0xd4000001, static_cast<ULONGEST>(-1)},		/* svc  0x0  */
++    {TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1)}
+   },
+   aarch64_fbsd_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_aarch64-linux-tdep.c b/devel/gdb/files/patch-gdb_aarch64-linux-tdep.c
new file mode 100644
index 000000000000..4a5330cd6d5e
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_aarch64-linux-tdep.c
@@ -0,0 +1,18 @@
+--- gdb/aarch64-linux-tdep.c.orig	2018-03-15 16:42:39.445907000 +0100
++++ gdb/aarch64-linux-tdep.c	2018-03-15 16:43:15.167745000 +0100
+@@ -176,12 +176,12 @@
+   {
+     /* movz x8, 0x8b (S=1,o=10,h=0,i=0x8b,r=8)
+        Soo1 0010 1hhi iiii iiii iiii iiir rrrr  */
+-    {0xd2801168, -1},
++    {0xd2801168, static_cast<ULONGEST>(-1)},
+ 
+     /* svc  0x0      (o=0, l=1)
+        1101 0100 oooi iiii iiii iiii iii0 00ll  */
+-    {0xd4000001, -1},
+-    {TRAMP_SENTINEL_INSN, -1}
++    {0xd4000001, static_cast<ULONGEST>(-1)},
++    {TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1)}
+   },
+   aarch64_linux_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_aarch64-tdep.c b/devel/gdb/files/patch-gdb_aarch64-tdep.c
new file mode 100644
index 000000000000..464d3cf82363
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_aarch64-tdep.c
@@ -0,0 +1,11 @@
+--- gdb/aarch64-tdep.c.orig	2018-03-15 16:44:16.746186000 +0100
++++ gdb/aarch64-tdep.c	2018-03-15 16:44:52.315010000 +0100
+@@ -2412,7 +2412,7 @@
+   const int insn_size = 4;
+   const int atomic_sequence_length = 16; /* Instruction sequence length.  */
+   CORE_ADDR pc = regcache_read_pc (regcache);
+-  CORE_ADDR breaks[2] = { -1, -1 };
++  CORE_ADDR breaks[2] = { static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1) };
+   CORE_ADDR loc = pc;
+   CORE_ADDR closing_insn = 0;
+   uint32_t insn = read_memory_unsigned_integer (loc, insn_size,
diff --git a/devel/gdb/files/patch-gdb_alpha-tdep.c b/devel/gdb/files/patch-gdb_alpha-tdep.c
new file mode 100644
index 000000000000..52b2bfd60447
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_alpha-tdep.c
@@ -0,0 +1,11 @@
+--- gdb/alpha-tdep.c.orig	2018-03-15 16:45:58.726244000 +0100
++++ gdb/alpha-tdep.c	2018-03-15 16:46:30.051357000 +0100
+@@ -769,7 +769,7 @@
+ static std::vector<CORE_ADDR>
+ alpha_deal_with_atomic_sequence (struct gdbarch *gdbarch, CORE_ADDR pc)
+ {
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR loc = pc;
+   CORE_ADDR closing_insn; /* Instruction that closes the atomic sequence.  */
+   unsigned int insn = alpha_read_insn (gdbarch, loc);
diff --git a/devel/gdb/files/patch-gdb_arch_arm-get-next-pcs.c b/devel/gdb/files/patch-gdb_arch_arm-get-next-pcs.c
new file mode 100644
index 000000000000..862e3d84cd8a
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_arch_arm-get-next-pcs.c
@@ -0,0 +1,20 @@
+--- gdb/arch/arm-get-next-pcs.c.orig	2018-03-15 10:02:33.823447000 +0100
++++ gdb/arch/arm-get-next-pcs.c	2018-03-15 10:29:48.532027000 +0100
+@@ -49,7 +49,7 @@
+ thumb_deal_with_atomic_sequence_raw (struct arm_get_next_pcs *self)
+ {
+   int byte_order_for_code = self->byte_order_for_code;
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR pc = regcache_read_pc (self->regcache);
+   CORE_ADDR loc = pc;
+   unsigned short insn1, insn2;
+@@ -187,7 +187,7 @@
+ arm_deal_with_atomic_sequence_raw (struct arm_get_next_pcs *self)
+ {
+   int byte_order_for_code = self->byte_order_for_code;
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR pc = regcache_read_pc (self->regcache);
+   CORE_ADDR loc = pc;
+   unsigned int insn;
diff --git a/devel/gdb/files/patch-gdb_arm-fbsd-tdep.c b/devel/gdb/files/patch-gdb_arm-fbsd-tdep.c
new file mode 100644
index 000000000000..8d64155365c4
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_arm-fbsd-tdep.c
@@ -0,0 +1,19 @@
+--- gdb/arm-fbsd-tdep.c.orig	2018-03-15 10:31:28.468820000 +0100
++++ gdb/arm-fbsd-tdep.c	2018-03-15 10:39:51.558505000 +0100
+@@ -123,11 +123,11 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    {0xe1a0000d, -1},		/* mov  r0, sp  */
+-    {0xe2800040, -1},		/* add  r0, r0, #SIGF_UC  */
+-    {0xe59f700c, -1},		/* ldr  r7, [pc, #12]  */
+-    {0xef0001a1, -1},		/* swi  SYS_sigreturn  */
+-    {TRAMP_SENTINEL_INSN, -1}
++    {0xe1a0000d, static_cast<ULONGEST>(-1)},		/* mov  r0, sp  */
++    {0xe2800040, static_cast<ULONGEST>(-1)},		/* add  r0, r0, #SIGF_UC  */
++    {0xe59f700c, static_cast<ULONGEST>(-1)},		/* ldr  r7, [pc, #12]  */
++    {0xef0001a1, static_cast<ULONGEST>(-1)},		/* swi  SYS_sigreturn  */
++    {TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1)}
+   },
+   arm_fbsd_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_arm-linux-tdep.c b/devel/gdb/files/patch-gdb_arm-linux-tdep.c
new file mode 100644
index 000000000000..9ab625afad7c
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_arm-linux-tdep.c
@@ -0,0 +1,90 @@
+--- gdb/arm-linux-tdep.c.orig	2018-03-15 10:36:38.853100000 +0100
++++ gdb/arm-linux-tdep.c	2018-03-15 10:42:37.222568000 +0100
+@@ -385,7 +385,7 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { ARM_LINUX_SIGRETURN_INSTR, -1 },
++    { ARM_LINUX_SIGRETURN_INSTR, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_sigreturn_init
+@@ -395,7 +395,7 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { ARM_LINUX_RT_SIGRETURN_INSTR, -1 },
++    { ARM_LINUX_RT_SIGRETURN_INSTR, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_rt_sigreturn_init
+@@ -405,8 +405,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { ARM_SET_R7_SIGRETURN, -1 },
+-    { ARM_EABI_SYSCALL, -1 },
++    { ARM_SET_R7_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { ARM_EABI_SYSCALL, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_sigreturn_init
+@@ -416,8 +416,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { ARM_SET_R7_RT_SIGRETURN, -1 },
+-    { ARM_EABI_SYSCALL, -1 },
++    { ARM_SET_R7_RT_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { ARM_EABI_SYSCALL, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_rt_sigreturn_init
+@@ -427,9 +427,9 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { THUMB2_SET_R7_SIGRETURN1, -1 },
+-    { THUMB2_SET_R7_SIGRETURN2, -1 },
+-    { THUMB2_EABI_SYSCALL, -1 },
++    { THUMB2_SET_R7_SIGRETURN1, static_cast<ULONGEST>(-1) },
++    { THUMB2_SET_R7_SIGRETURN2, static_cast<ULONGEST>(-1) },
++    { THUMB2_EABI_SYSCALL, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_sigreturn_init
+@@ -439,9 +439,9 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { THUMB2_SET_R7_RT_SIGRETURN1, -1 },
+-    { THUMB2_SET_R7_RT_SIGRETURN2, -1 },
+-    { THUMB2_EABI_SYSCALL, -1 },
++    { THUMB2_SET_R7_RT_SIGRETURN1, static_cast<ULONGEST>(-1) },
++    { THUMB2_SET_R7_RT_SIGRETURN2, static_cast<ULONGEST>(-1) },
++    { THUMB2_EABI_SYSCALL, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_rt_sigreturn_init
+@@ -451,8 +451,8 @@
+   NORMAL_FRAME,
+   4,
+   {
+-    { ARM_OABI_SYSCALL_RESTART_SYSCALL, -1 },
+-    { ARM_LDR_PC_SP_12, -1 },
++    { ARM_OABI_SYSCALL_RESTART_SYSCALL, static_cast<ULONGEST>(-1) },
++    { ARM_LDR_PC_SP_12, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_restart_syscall_init
+@@ -462,8 +462,8 @@
+   NORMAL_FRAME,
+   4,
+   {
+-    { ARM_OABI_SYSCALL_RESTART_SYSCALL, -1 },
+-    { ARM_LDR_PC_SP_4, -1 },
++    { ARM_OABI_SYSCALL_RESTART_SYSCALL, static_cast<ULONGEST>(-1) },
++    { ARM_LDR_PC_SP_4, static_cast<ULONGEST>(-1) },
+     { TRAMP_SENTINEL_INSN }
+   },
+   arm_linux_restart_syscall_init
diff --git a/devel/gdb/files/patch-gdb_arm-obsd-tdep.c b/devel/gdb/files/patch-gdb_arm-obsd-tdep.c
new file mode 100644
index 000000000000..c1559f2b2ce5
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_arm-obsd-tdep.c
@@ -0,0 +1,19 @@
+--- gdb/arm-obsd-tdep.c.orig	2018-03-15 10:43:44.244835000 +0100
++++ gdb/arm-obsd-tdep.c	2018-03-15 10:44:36.608679000 +0100
+@@ -58,11 +58,11 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0xe28d0010, -1 },		/* add     r0, sp, #16 */
+-    { 0xef000067, -1 },		/* swi     SYS_sigreturn */
+-    { 0xef000001, -1 },		/* swi     SYS_exit */
+-    { 0xeafffffc, -1 },		/* b       . - 8 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0xe28d0010, static_cast<ULONGEST>(-1) },		/* add     r0, sp, #16 */
++    { 0xef000067, static_cast<ULONGEST>(-1) },		/* swi     SYS_sigreturn */
++    { 0xef000001, static_cast<ULONGEST>(-1) },		/* swi     SYS_exit */
++    { 0xeafffffc, static_cast<ULONGEST>(-1) },		/* b       . - 8 */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   armobsd_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_bfin-linux-tdep.c b/devel/gdb/files/patch-gdb_bfin-linux-tdep.c
new file mode 100644
index 000000000000..d95afa5631f5
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_bfin-linux-tdep.c
@@ -0,0 +1,11 @@
+--- gdb/bfin-linux-tdep.c.orig	2018-03-15 10:45:37.746477000 +0100
++++ gdb/bfin-linux-tdep.c	2018-03-15 10:46:02.925435000 +0100
+@@ -121,7 +121,7 @@
+   {
+     { 0x00ADE128, 0xffffffff },	/* P0 = __NR_rt_sigreturn; */
+     { 0x00A0, 0xffff },		/* EXCPT 0; */
+-    { TRAMP_SENTINEL_INSN, -1 },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) },
+   },
+   bfin_linux_sigframe_init,
+ };
diff --git a/devel/gdb/files/patch-gdb_completer.c b/devel/gdb/files/patch-gdb_completer.c
new file mode 100644
index 000000000000..df2f3ea07b3f
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_completer.c
@@ -0,0 +1,11 @@
+--- gdb/completer.c.orig	2018-03-15 16:51:01.106677000 +0100
++++ gdb/completer.c	2018-03-15 16:51:47.055214000 +0100
+@@ -2038,7 +2038,7 @@
+       /* We don't rely on readline appending the quote char as
+ 	 delimiter as then readline wouldn't append the ' ' after the
+ 	 completion.  */
+-      char buf[2] = { quote_char () };
++      char buf[2] = { static_cast<char> (quote_char ()) };
+ 
+       match_list[0] = reconcat (match_list[0], match_list[0],
+ 				buf, (char *) NULL);
diff --git a/devel/gdb/files/patch-gdb_hppa-nbsd-tdep.c b/devel/gdb/files/patch-gdb_hppa-nbsd-tdep.c
new file mode 100644
index 000000000000..6108630bfe2b
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_hppa-nbsd-tdep.c
@@ -0,0 +1,44 @@
+--- gdb/hppa-nbsd-tdep.c.orig	2018-03-15 15:58:14.876431000 +0100
++++ gdb/hppa-nbsd-tdep.c	2018-03-15 16:00:44.247395000 +0100
+@@ -71,25 +71,25 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0xc7d7c012, -1 },	/*	bb,>=,n %arg3, 30, 1f		*/
+-    { 0xd6e01c1e, -1 },	/*	 depwi 0,31,2,%arg3		*/
+-    { 0x0ee81093, -1 },	/*	ldw 4(%arg3), %r19		*/
+-    { 0x0ee01097, -1 },	/*	ldw 0(%arg3), %arg3		*/
++    { 0xc7d7c012, static_cast<ULONGEST>(-1) },	/*	bb,>=,n %arg3, 30, 1f		*/
++    { 0xd6e01c1e, static_cast<ULONGEST>(-1) },	/*	 depwi 0,31,2,%arg3		*/
++    { 0x0ee81093, static_cast<ULONGEST>(-1) },	/*	ldw 4(%arg3), %r19		*/
++    { 0x0ee01097, static_cast<ULONGEST>(-1) },	/*	ldw 0(%arg3), %arg3		*/
+ 			/* 1: 					*/
+-    { 0xe8404000, -1 },	/* 	blr %r0, %rp			*/
+-    { 0xeae0c002, -1 },	/*	bv,n %r0(%arg3)			*/
+-    { 0x08000240, -1 },	/*	 nop				*/
++    { 0xe8404000, static_cast<ULONGEST>(-1) },	/* 	blr %r0, %rp			*/
++    { 0xeae0c002, static_cast<ULONGEST>(-1) },	/*	bv,n %r0(%arg3)			*/
++    { 0x08000240, static_cast<ULONGEST>(-1) },	/*	 nop				*/
+ 
+-    { 0x0803025a, -1 },	/*	copy %r3, %arg0			*/
+-    { 0x20200801, -1 },	/*	ldil -40000000, %r1		*/
+-    { 0xe420e008, -1 },	/*	be,l 4(%sr7, %r1), %sr0, %r31	*/
+-    { 0x34160268, -1 },	/*	 ldi 134, %t1 ; SYS_setcontext	*/
++    { 0x0803025a, static_cast<ULONGEST>(-1) },	/*	copy %r3, %arg0			*/
++    { 0x20200801, static_cast<ULONGEST>(-1) },	/*	ldil -40000000, %r1		*/
++    { 0xe420e008, static_cast<ULONGEST>(-1) },	/*	be,l 4(%sr7, %r1), %sr0, %r31	*/
++    { 0x34160268, static_cast<ULONGEST>(-1) },	/*	 ldi 134, %t1 ; SYS_setcontext	*/
+ 
+-    { 0x081c025a, -1 },	/*	copy ret0, %arg0		*/
+-    { 0x20200801, -1 },	/*	ldil -40000000, %r1		*/
+-    { 0xe420e008, -1 },	/*	be,l 4(%sr7, %r1), %sr0, %r31	*/
+-    { 0x34160002, -1 },	/*	 ldi 1, %t1 ; SYS_exit		*/
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x081c025a, static_cast<ULONGEST>(-1) },	/*	copy ret0, %arg0		*/
++    { 0x20200801, static_cast<ULONGEST>(-1) },	/*	ldil -40000000, %r1		*/
++    { 0xe420e008, static_cast<ULONGEST>(-1) },	/*	be,l 4(%sr7, %r1), %sr0, %r31	*/
++    { 0x34160002, static_cast<ULONGEST>(-1) },	/*	 ldi 1, %t1 ; SYS_exit		*/
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   hppanbsd_sigtramp_cache_init
+ };
diff --git a/devel/gdb/files/patch-gdb_i386-nbsd-tdep.c b/devel/gdb/files/patch-gdb_i386-nbsd-tdep.c
new file mode 100644
index 000000000000..706c13c577ec
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_i386-nbsd-tdep.c
@@ -0,0 +1,157 @@
+--- gdb/i386-nbsd-tdep.c.orig	2018-03-15 10:50:06.446434000 +0100
++++ gdb/i386-nbsd-tdep.c	2018-03-15 11:04:42.700720000 +0100
+@@ -106,19 +106,19 @@
+   SIGTRAMP_FRAME,
+   1,
+   {
+-    { 0x8d, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x10, -1 },
++    { 0x8d, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x10, static_cast<ULONGEST>(-1) },
+ 			/* leal  0x10(%esp), %eax */
+-    { 0x50, -1 },	/* pushl %eax */
+-    { 0x50, -1 },	/* pushl %eax */
+-    { 0xb8, -1 }, { 0x27, -1 }, {0x01, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0x50, static_cast<ULONGEST>(-1) },	/* pushl %eax */
++    { 0x50, static_cast<ULONGEST>(-1) },	/* pushl %eax */
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x27, static_cast<ULONGEST>(-1) }, {0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x127, %eax		# __sigreturn14 */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x1, %eax		# exit */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   i386nbsd_sigtramp_cache_init
+ };
+@@ -128,21 +128,21 @@
+   SIGTRAMP_FRAME,
+   1,
+   {
+-    { 0x8d, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x0c, -1 },
++    { 0x8d, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x0c, static_cast<ULONGEST>(-1) },
+ 			/* leal  0x0c(%esp), %eax */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x27, -1 }, {0x01, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x27, static_cast<ULONGEST>(-1) }, {0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x127, %eax		# __sigreturn14 */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x1, %eax */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   i386nbsd_sigtramp_cache_init
+ };
+@@ -152,21 +152,22 @@
+   SIGTRAMP_FRAME,
+   1,
+   {
+-    { 0x8b, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x08, -1 },
++    { 0x8b, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x08, static_cast<ULONGEST>(-1) },
+ 			/* movl  8(%esp),%eax */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x34, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x134, %eax            # setcontext */
+-    { 0xcd, -1 }, { 0x80, -1 },
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1) },
+ 			/* int   $0x80 */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x1, %eax */
+-    { 0xcd, -1 }, { 0x80, -1 },
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   i386nbsd_sigtramp_cache_init
+ };
+@@ -176,22 +177,22 @@
+   SIGTRAMP_FRAME,
+   1,
+   {
+-    { 0x8d, -1 }, { 0x84, -1 }, { 0x24, -1 },
+-        { 0x8c, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0x8d, static_cast<ULONGEST>(-1) }, { 0x84, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) },
++        { 0x8c, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) },
+ 			/* leal  0x8c(%esp), %eax */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x34, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x134, %eax            # setcontext */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x1, %eax */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   i386nbsd_sigtramp_cache_init
+ };
+@@ -201,23 +202,23 @@
+   SIGTRAMP_FRAME,
+   1,
+   {
+-    { 0x8d, -1 }, { 0x84, -1 }, { 0x24, -1 },
+-        { 0x8c, -1 }, { 0x00, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0x8d, static_cast<ULONGEST>(-1) }, { 0x84, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) },
++        { 0x8c, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) },
+ 			/* leal  0x8c(%esp), %eax */
+-    { 0x89, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
++    { 0x89, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
+ 			/* movl  %eax, 0x4(%esp) */
+-    { 0xb8, -1 }, { 0x34, -1 }, { 0x01, -1 }, { 0x00, -1 }, { 0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x34, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) }, { 0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x134, %eax            # setcontext */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { 0xc7, -1 }, { 0x44, -1 }, { 0x24, -1 }, { 0x04, -1 },
+-        { 0xff, -1 }, { 0xff, -1 }, { 0xff, -1 }, { 0xff, -1 },
++    { 0xc7, static_cast<ULONGEST>(-1) }, { 0x44, static_cast<ULONGEST>(-1) }, { 0x24, static_cast<ULONGEST>(-1) }, { 0x04, static_cast<ULONGEST>(-1) },
++        { 0xff, static_cast<ULONGEST>(-1) }, { 0xff, static_cast<ULONGEST>(-1) }, { 0xff, static_cast<ULONGEST>(-1) }, { 0xff, static_cast<ULONGEST>(-1) },
+ 			/* movl   $0xffffffff,0x4(%esp) */
+-    { 0xb8, -1 }, { 0x01, -1 }, {0x00, -1 }, {0x00, -1 }, {0x00, -1 },
++    { 0xb8, static_cast<ULONGEST>(-1) }, { 0x01, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) }, {0x00, static_cast<ULONGEST>(-1) },
+ 			/* movl  $0x1, %eax */
+-    { 0xcd, -1 }, { 0x80, -1},
++    { 0xcd, static_cast<ULONGEST>(-1) }, { 0x80, static_cast<ULONGEST>(-1)},
+ 			/* int   $0x80 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   i386nbsd_sigtramp_cache_init
+ };
diff --git a/devel/gdb/files/patch-gdb_linespec.c b/devel/gdb/files/patch-gdb_linespec.c
new file mode 100644
index 000000000000..5268220a0616
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_linespec.c
@@ -0,0 +1,11 @@
+--- gdb/linespec.c.orig	2018-03-15 16:52:46.342610000 +0100
++++ gdb/linespec.c	2018-03-15 16:53:18.324077000 +0100
+@@ -2912,7 +2912,7 @@
+ 	     new "quote" char.  */
+ 	  if (tracker.quote_char ())
+ 	    {
+-	      char quote_char_str[2] = { tracker.quote_char () };
++	      char quote_char_str[2] = { static_cast<char>(tracker.quote_char () )};
+ 
+ 	      fn = reconcat (fn, fn, quote_char_str, (char *) NULL);
+ 	      tracker.set_quote_char (':');
diff --git a/devel/gdb/files/patch-gdb_microblaze-linux-tdep.c b/devel/gdb/files/patch-gdb_microblaze-linux-tdep.c
new file mode 100644
index 000000000000..9e2a5bc6de21
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_microblaze-linux-tdep.c
@@ -0,0 +1,13 @@
+--- gdb/microblaze-linux-tdep.c.orig	2018-03-15 11:06:05.114101000 +0100
++++ gdb/microblaze-linux-tdep.c	2018-03-15 11:06:36.384643000 +0100
+@@ -107,8 +107,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x31800077, -1 }, /* addik R12,R0,119.  */
+-    { 0xb9cc0008, -1 }, /* brki R14,8.  */
++    { 0x31800077, static_cast<ULONGEST>(-1) }, /* addik R12,R0,119.  */
++    { 0xb9cc0008, static_cast<ULONGEST>(-1) }, /* brki R14,8.  */
+     { TRAMP_SENTINEL_INSN },
+   },
+   microblaze_linux_sighandler_cache_init
diff --git a/devel/gdb/files/patch-gdb_mips-fbsd-tdep.c b/devel/gdb/files/patch-gdb_mips-fbsd-tdep.c
new file mode 100644
index 000000000000..3612d81380f3
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_mips-fbsd-tdep.c
@@ -0,0 +1,53 @@
+--- gdb/mips-fbsd-tdep.c.orig	2018-03-15 11:11:08.892968000 +0100
++++ gdb/mips-fbsd-tdep.c	2018-03-15 11:14:38.323126000 +0100
+@@ -342,11 +342,11 @@
+   SIGTRAMP_FRAME,
+   MIPS_INSN32_SIZE,
+   {
+-    { MIPS_INST_ADDIU_A0_SP_O32, -1 },	/* addiu   a0, sp, SIGF_UC */
+-    { MIPS_INST_LI_V0_SIGRETURN, -1 },	/* li      v0, SYS_sigreturn */
+-    { MIPS_INST_SYSCALL, -1 },		/* syscall */
+-    { MIPS_INST_BREAK, -1 },		/* break */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_ADDIU_A0_SP_O32, static_cast<ULONGEST>(-1) },	/* addiu   a0, sp, SIGF_UC */
++    { MIPS_INST_LI_V0_SIGRETURN, static_cast<ULONGEST>(-1) },	/* li      v0, SYS_sigreturn */
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },		/* syscall */
++    { MIPS_INST_BREAK, static_cast<ULONGEST>(-1) },		/* break */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_fbsd_sigframe_init
+ };
+@@ -434,11 +434,11 @@
+   SIGTRAMP_FRAME,
+   MIPS_INSN32_SIZE,
+   {
+-    { MIPS_INST_ADDIU_A0_SP_N32, -1 },	/* addiu   a0, sp, SIGF_UC */
+-    { MIPS_INST_LI_V0_SIGRETURN, -1 },	/* li      v0, SYS_sigreturn */
+-    { MIPS_INST_SYSCALL, -1 },		/* syscall */
+-    { MIPS_INST_BREAK, -1 },		/* break */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_ADDIU_A0_SP_N32, static_cast<ULONGEST>(-1) },	/* addiu   a0, sp, SIGF_UC */
++    { MIPS_INST_LI_V0_SIGRETURN, static_cast<ULONGEST>(-1) },	/* li      v0, SYS_sigreturn */
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },		/* syscall */
++    { MIPS_INST_BREAK, static_cast<ULONGEST>(-1) },		/* break */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips64_fbsd_sigframe_init
+ };
+@@ -451,11 +451,11 @@
+   SIGTRAMP_FRAME,
+   MIPS_INSN32_SIZE,
+   {
+-    { MIPS_INST_DADDIU_A0_SP_N64, -1 },	/* daddiu  a0, sp, SIGF_UC */
+-    { MIPS_INST_LI_V0_SIGRETURN, -1 },	/* li      v0, SYS_sigreturn */
+-    { MIPS_INST_SYSCALL, -1 },		/* syscall */
+-    { MIPS_INST_BREAK, -1 },		/* break */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_DADDIU_A0_SP_N64, static_cast<ULONGEST>(-1) },	/* daddiu  a0, sp, SIGF_UC */
++    { MIPS_INST_LI_V0_SIGRETURN, static_cast<ULONGEST>(-1) },	/* li      v0, SYS_sigreturn */
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },		/* syscall */
++    { MIPS_INST_BREAK, static_cast<ULONGEST>(-1) },		/* break */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips64_fbsd_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_mips-linux-tdep.c b/devel/gdb/files/patch-gdb_mips-linux-tdep.c
new file mode 100644
index 000000000000..df0244130a6d
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_mips-linux-tdep.c
@@ -0,0 +1,122 @@
+--- gdb/mips-linux-tdep.c.orig	2018-03-15 11:07:40.749034000 +0100
++++ gdb/mips-linux-tdep.c	2018-03-15 11:09:52.878504000 +0100
+@@ -831,9 +831,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MIPS_INST_LI_V0_SIGRETURN, -1 },
+-    { MIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_LI_V0_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_o32_sigframe_init,
+   mips_linux_sigframe_validate
+@@ -843,9 +843,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MIPS_INST_LI_V0_RT_SIGRETURN, -1 },
+-    { MIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 } },
++    { MIPS_INST_LI_V0_RT_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) } },
+   mips_linux_o32_sigframe_init,
+   mips_linux_sigframe_validate
+ };
+@@ -854,9 +854,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MIPS_INST_LI_V0_N32_RT_SIGRETURN, -1 },
+-    { MIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_LI_V0_N32_RT_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_n32n64_sigframe_init,
+   mips_linux_sigframe_validate
+@@ -866,9 +866,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MIPS_INST_LI_V0_N64_RT_SIGRETURN, -1 },
+-    { MIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MIPS_INST_LI_V0_N64_RT_SIGRETURN, static_cast<ULONGEST>(-1) },
++    { MIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_n32n64_sigframe_init,
+   mips_linux_sigframe_validate
+@@ -878,11 +878,11 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { MICROMIPS_INST_LI_V0, -1 },
+-    { MIPS_NR_sigreturn, -1 },
+-    { MICROMIPS_INST_POOL32A, -1 },
+-    { MICROMIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MICROMIPS_INST_LI_V0, static_cast<ULONGEST>(-1) },
++    { MIPS_NR_sigreturn, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_POOL32A, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_o32_sigframe_init,
+   micromips_linux_sigframe_validate
+@@ -892,11 +892,11 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { MICROMIPS_INST_LI_V0, -1 },
+-    { MIPS_NR_rt_sigreturn, -1 },
+-    { MICROMIPS_INST_POOL32A, -1 },
+-    { MICROMIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MICROMIPS_INST_LI_V0, static_cast<ULONGEST>(-1) },
++    { MIPS_NR_rt_sigreturn, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_POOL32A, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_o32_sigframe_init,
+   micromips_linux_sigframe_validate
+@@ -906,11 +906,11 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { MICROMIPS_INST_LI_V0, -1 },
+-    { MIPS_NR_N32_rt_sigreturn, -1 },
+-    { MICROMIPS_INST_POOL32A, -1 },
+-    { MICROMIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MICROMIPS_INST_LI_V0, static_cast<ULONGEST>(-1) },
++    { MIPS_NR_N32_rt_sigreturn, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_POOL32A, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_n32n64_sigframe_init,
+   micromips_linux_sigframe_validate
+@@ -920,11 +920,11 @@
+   SIGTRAMP_FRAME,
+   2,
+   {
+-    { MICROMIPS_INST_LI_V0, -1 },
+-    { MIPS_NR_N64_rt_sigreturn, -1 },
+-    { MICROMIPS_INST_POOL32A, -1 },
+-    { MICROMIPS_INST_SYSCALL, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { MICROMIPS_INST_LI_V0, static_cast<ULONGEST>(-1) },
++    { MIPS_NR_N64_rt_sigreturn, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_POOL32A, static_cast<ULONGEST>(-1) },
++    { MICROMIPS_INST_SYSCALL, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips_linux_n32n64_sigframe_init,
+   micromips_linux_sigframe_validate
diff --git a/devel/gdb/files/patch-gdb_mips-tdep.c b/devel/gdb/files/patch-gdb_mips-tdep.c
new file mode 100644
index 000000000000..c9d86186da06
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_mips-tdep.c
@@ -0,0 +1,20 @@
+--- gdb/mips-tdep.c.orig	2018-03-15 11:15:08.500010000 +0100
++++ gdb/mips-tdep.c	2018-03-15 11:16:05.745083000 +0100
+@@ -3882,7 +3882,7 @@
+ static std::vector<CORE_ADDR>
+ mips_deal_with_atomic_sequence (struct gdbarch *gdbarch, CORE_ADDR pc)
+ {
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR loc = pc;
+   CORE_ADDR branch_bp; /* Breakpoint at branch instruction's destination.  */
+   ULONGEST insn;
+@@ -3985,7 +3985,7 @@
+ {
+   const int atomic_sequence_length = 16; /* Instruction sequence length.  */
+   int last_breakpoint = 0; /* Defaults to 0 (no breakpoints placed).  */
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1), static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR branch_bp = 0; /* Breakpoint at branch instruction's
+ 			      destination.  */
+   CORE_ADDR loc = pc;
diff --git a/devel/gdb/files/patch-gdb_mips64-obsd-tdep.c b/devel/gdb/files/patch-gdb_mips64-obsd-tdep.c
new file mode 100644
index 000000000000..9a49e5f3532b
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_mips64-obsd-tdep.c
@@ -0,0 +1,19 @@
+--- gdb/mips64-obsd-tdep.c.orig	2018-03-15 16:47:34.626536000 +0100
++++ gdb/mips64-obsd-tdep.c	2018-03-15 16:48:17.150853000 +0100
+@@ -127,11 +127,11 @@
+   SIGTRAMP_FRAME,
+   MIPS_INSN32_SIZE,
+   {
+-    { 0x67a40020, -1 },		/* daddiu  a0,sp,32 */
+-    { 0x24020067, -1 },		/* li      v0,103 */
+-    { 0x0000000c, -1 },		/* syscall */
+-    { 0x0000000d, -1 },		/* break */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x67a40020, static_cast<ULONGEST>(-1) },		/* daddiu  a0,sp,32 */
++    { 0x24020067, static_cast<ULONGEST>(-1) },		/* li      v0,103 */
++    { 0x0000000c, static_cast<ULONGEST>(-1) },		/* syscall */
++    { 0x0000000d, static_cast<ULONGEST>(-1) },		/* break */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   mips64obsd_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_mn10300-linux-tdep.c b/devel/gdb/files/patch-gdb_mn10300-linux-tdep.c
new file mode 100644
index 000000000000..64073a021887
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_mn10300-linux-tdep.c
@@ -0,0 +1,42 @@
+--- gdb/mn10300-linux-tdep.c.orig	2018-03-15 11:17:21.462824000 +0100
++++ gdb/mn10300-linux-tdep.c	2018-03-15 11:20:05.266582000 +0100
+@@ -476,13 +476,13 @@
+   1,
+   {
+     /* mov     119,d0 */
+-    { 0x2c, -1 },
+-    { 0x77, -1 },
+-    { 0x00, -1 },
++    { 0x2c, static_cast<ULONGEST>(-1) },
++    { 0x77, static_cast<ULONGEST>(-1) },
++    { 0x00, static_cast<ULONGEST>(-1) },
+     /* syscall 0 */
+-    { 0xf0, -1 },
+-    { 0xe0, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0xf0, static_cast<ULONGEST>(-1) },
++    { 0xe0, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   am33_linux_sigframe_cache_init
+ };
+@@ -492,13 +492,13 @@
+   1,
+   {
+     /* mov     173,d0 */
+-    { 0x2c, -1 },
+-    { 0xad, -1 },
+-    { 0x00, -1 },
++    { 0x2c, static_cast<ULONGEST>(-1) },
++    { 0xad, static_cast<ULONGEST>(-1) },
++    { 0x00, static_cast<ULONGEST>(-1) },
+     /* syscall 0 */
+-    { 0xf0, -1 },
+-    { 0xe0, -1 },
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0xf0, static_cast<ULONGEST>(-1) },
++    { 0xe0, static_cast<ULONGEST>(-1) },
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   am33_linux_sigframe_cache_init
+ };
diff --git a/devel/gdb/files/patch-gdb_nios2-linux-tdep.c b/devel/gdb/files/patch-gdb_nios2-linux-tdep.c
new file mode 100644
index 000000000000..610eb805b806
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_nios2-linux-tdep.c
@@ -0,0 +1,24 @@
+--- gdb/nios2-linux-tdep.c.orig	2018-03-15 11:23:52.815692000 +0100
++++ gdb/nios2-linux-tdep.c	2018-03-15 11:55:44.876122000 +0100
+@@ -164,8 +164,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MATCH_R1_MOVI | SET_IW_I_B (2) | SET_IW_I_IMM16 (139), -1 },
+-    { MATCH_R1_TRAP | SET_IW_R_IMM5 (0), -1},
++    { MATCH_R1_MOVI | SET_IW_I_B (2) | SET_IW_I_IMM16 (139), static_cast<ULONGEST>(-1) },
++    { MATCH_R1_TRAP | SET_IW_R_IMM5 (0), static_cast<ULONGEST>(-1)},
+     { TRAMP_SENTINEL_INSN }
+   },
+   nios2_linux_rt_sigreturn_init
+@@ -176,8 +176,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { MATCH_R2_MOVI | SET_IW_F2I16_B (2) | SET_IW_F2I16_IMM16 (139), -1 },
+-    { MATCH_R2_TRAP | SET_IW_X2L5_IMM5 (0), -1},
++    { MATCH_R2_MOVI | SET_IW_F2I16_B (2) | SET_IW_F2I16_IMM16 (139), static_cast<ULONGEST>(-1) },
++    { MATCH_R2_TRAP | SET_IW_X2L5_IMM5 (0), static_cast<ULONGEST>(-1)},
+     { TRAMP_SENTINEL_INSN }
+   },
+   nios2_linux_rt_sigreturn_init
diff --git a/devel/gdb/files/patch-gdb_ppc-linux-tdep.c b/devel/gdb/files/patch-gdb_ppc-linux-tdep.c
new file mode 100644
index 000000000000..1db6fae004d2
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_ppc-linux-tdep.c
@@ -0,0 +1,50 @@
+--- gdb/ppc-linux-tdep.c.orig	2018-03-15 11:56:24.120083000 +0100
++++ gdb/ppc-linux-tdep.c	2018-03-15 11:57:57.568381000 +0100
+@@ -663,8 +663,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   { 
+-    { 0x380000ac, -1 }, /* li r0, 172 */
+-    { 0x44000002, -1 }, /* sc */
++    { 0x380000ac, static_cast<ULONGEST>(-1) }, /* li r0, 172 */
++    { 0x44000002, static_cast<ULONGEST>(-1) }, /* sc */
+     { TRAMP_SENTINEL_INSN },
+   },
+   ppc32_linux_sigaction_cache_init
+@@ -673,9 +673,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x38210080, -1 }, /* addi r1,r1,128 */
+-    { 0x380000ac, -1 }, /* li r0, 172 */
+-    { 0x44000002, -1 }, /* sc */
++    { 0x38210080, static_cast<ULONGEST>(-1) }, /* addi r1,r1,128 */
++    { 0x380000ac, static_cast<ULONGEST>(-1) }, /* li r0, 172 */
++    { 0x44000002, static_cast<ULONGEST>(-1) }, /* sc */
+     { TRAMP_SENTINEL_INSN },
+   },
+   ppc64_linux_sigaction_cache_init
+@@ -684,8 +684,8 @@
+   SIGTRAMP_FRAME,
+   4,
+   { 
+-    { 0x38000077, -1 }, /* li r0,119 */
+-    { 0x44000002, -1 }, /* sc */
++    { 0x38000077, static_cast<ULONGEST>(-1) }, /* li r0,119 */
++    { 0x44000002, static_cast<ULONGEST>(-1) }, /* sc */
+     { TRAMP_SENTINEL_INSN },
+   },
+   ppc32_linux_sighandler_cache_init
+@@ -694,9 +694,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   { 
+-    { 0x38210080, -1 }, /* addi r1,r1,128 */
+-    { 0x38000077, -1 }, /* li r0,119 */
+-    { 0x44000002, -1 }, /* sc */
++    { 0x38210080, static_cast<ULONGEST>(-1) }, /* addi r1,r1,128 */
++    { 0x38000077, static_cast<ULONGEST>(-1) }, /* li r0,119 */
++    { 0x44000002, static_cast<ULONGEST>(-1) }, /* sc */
+     { TRAMP_SENTINEL_INSN },
+   },
+   ppc64_linux_sighandler_cache_init
diff --git a/devel/gdb/files/patch-gdb_ppc-nbsd-tdep.c b/devel/gdb/files/patch-gdb_ppc-nbsd-tdep.c
new file mode 100644
index 000000000000..a88cf2b63f10
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_ppc-nbsd-tdep.c
@@ -0,0 +1,48 @@
+--- gdb/ppc-nbsd-tdep.c.orig	2018-03-15 13:48:32.041494000 +0100
++++ gdb/ppc-nbsd-tdep.c	2018-03-15 13:50:31.332926000 +0100
+@@ -137,14 +137,14 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x3821fff0, -1 },		/* add r1,r1,-16 */
+-    { 0x4e800021, -1 },		/* blrl */
+-    { 0x38610018, -1 },		/* addi r3,r1,24 */
+-    { 0x38000127, -1 },		/* li r0,295 */
+-    { 0x44000002, -1 },		/* sc */
+-    { 0x38000001, -1 },		/* li r0,1 */
+-    { 0x44000002, -1 },		/* sc */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x3821fff0, static_cast<ULONGEST>(-1) },		/* add r1,r1,-16 */
++    { 0x4e800021, static_cast<ULONGEST>(-1) },		/* blrl */
++    { 0x38610018, static_cast<ULONGEST>(-1) },		/* addi r3,r1,24 */
++    { 0x38000127, static_cast<ULONGEST>(-1) },		/* li r0,295 */
++    { 0x44000002, static_cast<ULONGEST>(-1) },		/* sc */
++    { 0x38000001, static_cast<ULONGEST>(-1) },		/* li r0,1 */
++    { 0x44000002, static_cast<ULONGEST>(-1) },		/* sc */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   ppcnbsd_sigtramp_cache_init
+ };
+@@ -156,14 +156,14 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x3821fff0, -1 },		/* add r1,r1,-16 */
+-    { 0x4e800021, -1 },		/* blrl */
+-    { 0x38610010, -1 },		/* addi r3,r1,16 */
+-    { 0x38000127, -1 },		/* li r0,295 */
+-    { 0x44000002, -1 },		/* sc */
+-    { 0x38000001, -1 },		/* li r0,1 */
+-    { 0x44000002, -1 },		/* sc */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x3821fff0, static_cast<ULONGEST>(-1) },		/* add r1,r1,-16 */
++    { 0x4e800021, static_cast<ULONGEST>(-1) },		/* blrl */
++    { 0x38610010, static_cast<ULONGEST>(-1) },		/* addi r3,r1,16 */
++    { 0x38000127, static_cast<ULONGEST>(-1) },		/* li r0,295 */
++    { 0x44000002, static_cast<ULONGEST>(-1) },		/* sc */
++    { 0x38000001, static_cast<ULONGEST>(-1) },		/* li r0,1 */
++    { 0x44000002, static_cast<ULONGEST>(-1) },		/* sc */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   ppcnbsd_sigtramp_cache_init
+ };
diff --git a/devel/gdb/files/patch-gdb_ppc64-tdep.c b/devel/gdb/files/patch-gdb_ppc64-tdep.c
new file mode 100644
index 000000000000..33ddc5e51fdd
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_ppc64-tdep.c
@@ -0,0 +1,252 @@
+--- gdb/ppc64-tdep.c.orig	2018-03-15 16:02:11.651610000 +0100
++++ gdb/ppc64-tdep.c	2018-03-15 16:10:27.958608000 +0100
+@@ -30,24 +30,27 @@
+    you can use -1 to make masks.  */
+ 
+ #define insn_d(opcd, rts, ra, d)                \
++  static_cast<unsigned int>(                    \
+   ((((opcd) & 0x3f) << 26)                      \
+    | (((rts) & 0x1f) << 21)                     \
+    | (((ra) & 0x1f) << 16)                      \
+-   | ((d) & 0xffff))
++   | ((d) & 0xffff)))
+ 
+ #define insn_ds(opcd, rts, ra, d, xo)           \
++  static_cast<unsigned int>(                    \
+   ((((opcd) & 0x3f) << 26)                      \
+    | (((rts) & 0x1f) << 21)                     \
+    | (((ra) & 0x1f) << 16)                      \
+    | ((d) & 0xfffc)                             \
+-   | ((xo) & 0x3))
++   | ((xo) & 0x3)))
+ 
+ #define insn_xfx(opcd, rts, spr, xo)            \
++  static_cast<unsigned int>(                    \
+   ((((opcd) & 0x3f) << 26)                      \
+    | (((rts) & 0x1f) << 21)                     \
+    | (((spr) & 0x1f) << 16)                     \
+    | (((spr) & 0x3e0) << 6)                     \
+-   | (((xo) & 0x3ff) << 1))
++   | (((xo) & 0x3ff) << 1)))
+ 
+ /* PLT_OFF is the TOC-relative offset of a 64-bit PowerPC PLT entry.
+    Return the function's entry point.  */
+@@ -86,7 +89,7 @@
+     { insn_d (-1, -1, -1, 0), insn_d (15, 12, 2, 0), 0 },
+ 
+     /* std r2, 40(r1) */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 0 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 0 },
+ 
+     /* ld r11, <any>(r12) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 12, 0, 0), 0 },
+@@ -107,7 +110,7 @@
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 12, 0, 0), 1 },
+ 
+     /* bctr */
+-    { -1, 0x4e800420, 0 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 0 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -122,13 +125,13 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage2[] =
+   {
+     /* std r2, 40(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 1 },
+ 
+     /* addis r12, r2, <any> */
+     { insn_d (-1, -1, -1, 0), insn_d (15, 12, 2, 0), 0 },
+ 
+     /* std r2, 40(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 1 },
+ 
+     /* ld r11, <any>(r12) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 12, 0, 0), 0 },
+@@ -140,10 +143,10 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 11, 9, 467), 0 },
+ 
+     /* xor r11, r11, r11 <optional> */
+-    { -1, 0x7d6b5a78, 1 },
++    { static_cast<unsigned int>(-1), 0x7d6b5a78, 1 },
+ 
+     /* add r12, r12, r11 <optional> */
+-    { -1, 0x7d8c5a14, 1 },
++    { static_cast<unsigned int>(-1), 0x7d8c5a14, 1 },
+ 
+     /* ld r2, <any>(r12) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 2, 12, 0, 0), 0 },
+@@ -152,10 +155,10 @@
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 12, 0, 0), 1 },
+ 
+     /* bctr <optional> */
+-    { -1, 0x4e800420, 1 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 1 },
+ 
+     /* cmpldi r2, 0 <optional> */
+-    { -1, 0x28220000, 1 },
++    { static_cast<unsigned int>(-1), 0x28220000, 1 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -165,7 +168,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage3[] =
+   {
+     /* std r2, 40(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 1 },
+ 
+     /* ld r11, <any>(r2) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 2, 0, 0), 0 },
+@@ -177,10 +180,10 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 11, 9, 467), 0 },
+ 
+     /* xor r11, r11, r11 <optional> */
+-    { -1, 0x7d6b5a78, 1 },
++    { static_cast<unsigned int>(-1), 0x7d6b5a78, 1 },
+ 
+     /* add r2, r2, r11 <optional> */
+-    { -1, 0x7c425a14, 1 },
++    { static_cast<unsigned int>(-1), 0x7c425a14, 1 },
+ 
+     /* ld r11, <any>(r2) <optional> */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 2, 0, 0), 1 },
+@@ -189,10 +192,10 @@
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 2, 2, 0, 0), 0 },
+ 
+     /* bctr <optional> */
+-    { -1, 0x4e800420, 1 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 1 },
+ 
+     /* cmpldi r2, 0 <optional> */
+-    { -1, 0x28220000, 1 },
++    { static_cast<unsigned int>(-1), 0x28220000, 1 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -204,7 +207,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage4[] =
+   {
+     /* std r2, 40(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 1 },
+ 
+     /* addis r11, r2, <any> */
+     { insn_d (-1, -1, -1, 0), insn_d (15, 11, 2, 0), 0 },
+@@ -219,10 +222,10 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 12, 9, 467), 0 },
+ 
+     /* xor r2, r12, r12 <optional> */
+-    { -1, 0x7d826278, 1 },
++    { static_cast<unsigned int>(-1), 0x7d826278, 1 },
+ 
+     /* add r11, r11, r2 <optional> */
+-    { -1, 0x7d6b1214, 1 },
++    { static_cast<unsigned int>(-1), 0x7d6b1214, 1 },
+ 
+     /* ld r2, <any>(r11) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 2, 11, 0, 0), 0 },
+@@ -231,10 +234,10 @@
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 11, 0, 0), 1 },
+ 
+     /* bctr <optional> */
+-    { -1, 0x4e800420, 1 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 1 },
+ 
+     /* cmpldi r2, 0 <optional> */
+-    { -1, 0x28220000, 1 },
++    { static_cast<unsigned int>(-1), 0x28220000, 1 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -246,7 +249,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage5[] =
+   {
+     /* std r2, 40(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 40, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 40, 0), 1 },
+ 
+     /* ld r12, <any>(r2) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 12, 2, 0, 0), 0 },
+@@ -258,10 +261,10 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 12, 9, 467), 0 },
+ 
+     /* xor r11, r12, r12 <optional> */
+-    { -1, 0x7d8b6278, 1 },
++    { static_cast<unsigned int>(-1), 0x7d8b6278, 1 },
+ 
+     /* add r2, r2, r11 <optional> */
+-    { -1, 0x7c425a14, 1 },
++    { static_cast<unsigned int>(-1), 0x7c425a14, 1 },
+ 
+     /* ld r11, <any>(r2) <optional> */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 11, 2, 0, 0), 1 },
+@@ -270,10 +273,10 @@
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 2, 2, 0, 0), 0 },
+ 
+     /* bctr <optional> */
+-    { -1, 0x4e800420, 1 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 1 },
+ 
+     /* cmpldi r2, 0 <optional> */
+-    { -1, 0x28220000, 1 },
++    { static_cast<unsigned int>(-1), 0x28220000, 1 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -283,7 +286,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage6[] =
+   {
+     /* std r2, 24(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 24, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 24, 0), 1 },
+ 
+     /* addis r11, r2, <any> */
+     { insn_d (-1, -1, -1, 0), insn_d (15, 11, 2, 0), 0 },
+@@ -295,7 +298,7 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 12, 9, 467), 0 },
+ 
+     /* bctr */
+-    { -1, 0x4e800420, 0 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 0 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -305,7 +308,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage7[] =
+   {
+     /* std r2, 24(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 24, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 24, 0), 1 },
+ 
+     /* ld r12, <any>(r2) */
+     { insn_ds (-1, -1, -1, 0, -1), insn_ds (58, 12, 2, 0, 0), 0 },
+@@ -314,7 +317,7 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 12, 9, 467), 0 },
+ 
+     /* bctr */
+-    { -1, 0x4e800420, 0 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 0 },
+ 
+     { 0, 0, 0 }
+   };
+@@ -325,7 +328,7 @@
+ static struct ppc_insn_pattern ppc64_standard_linkage8[] =
+   {
+     /* std r2, 24(r1) <optional> */
+-    { -1, insn_ds (62, 2, 1, 24, 0), 1 },
++    { static_cast<unsigned int>(-1), insn_ds (62, 2, 1, 24, 0), 1 },
+ 
+     /* addis r12, r2, <any> */
+     { insn_d (-1, -1, -1, 0), insn_d (15, 12, 2, 0), 0 },
+@@ -337,7 +340,7 @@
+     { insn_xfx (-1, -1, -1, -1), insn_xfx (31, 12, 9, 467), 0 },
+ 
+     /* bctr */
+-    { -1, 0x4e800420, 0 },
++    { static_cast<unsigned int>(-1), 0x4e800420, 0 },
+ 
+     { 0, 0, 0 }
+   };
diff --git a/devel/gdb/files/patch-gdb_rs6000-tdep.c b/devel/gdb/files/patch-gdb_rs6000-tdep.c
new file mode 100644
index 000000000000..ebce7f1b49ba
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_rs6000-tdep.c
@@ -0,0 +1,11 @@
+--- gdb/rs6000-tdep.c.orig	2018-03-15 16:11:47.189448000 +0100
++++ gdb/rs6000-tdep.c	2018-03-15 16:12:36.114973000 +0100
+@@ -1173,7 +1173,7 @@
+   struct gdbarch *gdbarch = regcache->arch ();
+   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+   CORE_ADDR pc = regcache_read_pc (regcache);
+-  CORE_ADDR breaks[2] = {-1, -1};
++  CORE_ADDR breaks[2] = {static_cast<CORE_ADDR>(-1),static_cast<CORE_ADDR>(-1)};
+   CORE_ADDR loc = pc;
+   CORE_ADDR closing_insn; /* Instruction that closes the atomic sequence.  */
+   int insn = read_memory_integer (loc, PPC_INSN_SIZE, byte_order);
diff --git a/devel/gdb/files/patch-gdb_sparc-linux-tdep.c b/devel/gdb/files/patch-gdb_sparc-linux-tdep.c
new file mode 100644
index 000000000000..7366a71826bc
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_sparc-linux-tdep.c
@@ -0,0 +1,28 @@
+--- gdb/sparc-linux-tdep.c.orig	2018-03-15 16:27:40.393176000 +0100
++++ gdb/sparc-linux-tdep.c	2018-03-15 16:29:00.339581000 +0100
+@@ -68,9 +68,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x821020d8, -1 },		/* mov __NR_sugreturn, %g1 */
+-    { 0x91d02010, -1 },		/* ta  0x10 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x821020d8, static_cast<ULONGEST>(-1) },		/* mov __NR_sugreturn, %g1 */
++    { 0x91d02010, static_cast<ULONGEST>(-1) },		/* ta  0x10 */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   sparc32_linux_sigframe_init
+ };
+@@ -83,9 +83,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x82102065, -1 },		/* mov __NR_rt_sigreturn, %g1 */
+-    { 0x91d02010, -1 },		/* ta  0x10 */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x82102065, static_cast<ULONGEST>(-1) },		/* mov __NR_rt_sigreturn, %g1 */
++    { 0x91d02010, static_cast<ULONGEST>(-1) },		/* ta  0x10 */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   sparc32_linux_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_sparc64-linux-tdep.c b/devel/gdb/files/patch-gdb_sparc64-linux-tdep.c
new file mode 100644
index 000000000000..f28c44bf374f
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_sparc64-linux-tdep.c
@@ -0,0 +1,15 @@
+--- gdb/sparc64-linux-tdep.c.orig	2018-03-15 16:48:31.376247000 +0100
++++ gdb/sparc64-linux-tdep.c	2018-03-15 16:49:05.405119000 +0100
+@@ -64,9 +64,9 @@
+   SIGTRAMP_FRAME,
+   4,
+   {
+-    { 0x82102065, -1 },		/* mov __NR_rt_sigreturn, %g1 */
+-    { 0x91d0206d, -1 },		/* ta  0x6d */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x82102065, static_cast<ULONGEST>(-1) },		/* mov __NR_rt_sigreturn, %g1 */
++    { 0x91d0206d, static_cast<ULONGEST>(-1) },		/* ta  0x6d */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   sparc64_linux_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_tick6x-linux-tdep.c b/devel/gdb/files/patch-gdb_tick6x-linux-tdep.c
new file mode 100644
index 000000000000..411e42e1de07
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_tick6x-linux-tdep.c
@@ -0,0 +1,11 @@
+--- gdb/tic6x-linux-tdep.c.orig	2018-03-15 16:29:54.131451000 +0100
++++ gdb/tic6x-linux-tdep.c	2018-03-15 16:30:19.640674000 +0100
+@@ -137,7 +137,7 @@
+   4,
+   {
+     {0x000045aa, 0x0fffffff},	/* mvk .S2 139,b0 */
+-    {0x10000000, -1},		/* swe */
++    {0x10000000, static_cast<ULONGEST>(-1)},		/* swe */
+     {TRAMP_SENTINEL_INSN}
+   },
+   tic6x_linux_rt_sigreturn_init
diff --git a/devel/gdb/files/patch-gdb_tilegx-linux-tdep.c b/devel/gdb/files/patch-gdb_tilegx-linux-tdep.c
new file mode 100644
index 000000000000..a65d7e27e5f5
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_tilegx-linux-tdep.c
@@ -0,0 +1,15 @@
+--- gdb/tilegx-linux-tdep.c.orig	2018-03-15 16:31:44.623131000 +0100
++++ gdb/tilegx-linux-tdep.c	2018-03-15 16:32:29.603585000 +0100
+@@ -65,9 +65,9 @@
+   SIGTRAMP_FRAME,
+   8,
+   {
+-    { 0x00045fe551483000ULL, -1 }, /* { moveli r10, 139 } */
+-    { 0x286b180051485000ULL, -1 }, /* { swint1 } */
+-    { TRAMP_SENTINEL_INSN, -1 }
++    { 0x00045fe551483000ULL, static_cast<ULONGEST>(-1) }, /* { moveli r10, 139 } */
++    { 0x286b180051485000ULL, static_cast<ULONGEST>(-1) }, /* { swint1 } */
++    { TRAMP_SENTINEL_INSN, static_cast<ULONGEST>(-1) }
+   },
+   tilegx_linux_sigframe_init
+ };
diff --git a/devel/gdb/files/patch-gdb_tramp-frame.h b/devel/gdb/files/patch-gdb_tramp-frame.h
new file mode 100644
index 000000000000..973cb14e3892
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_tramp-frame.h
@@ -0,0 +1,11 @@
+--- gdb/tramp-frame.h.orig	2018-03-15 10:38:21.385046000 +0100
++++ gdb/tramp-frame.h	2018-03-15 10:38:49.942224000 +0100
+@@ -41,7 +41,7 @@
+ 
+ /* Magic instruction that to mark the end of the signal trampoline
+    instruction sequence.  */
+-#define TRAMP_SENTINEL_INSN ((LONGEST) -1)
++#define TRAMP_SENTINEL_INSN ((ULONGEST) -1)
+ 
+ struct tramp_frame
+ {
diff --git a/devel/gdb/files/patch-gdb_xtensa-tdep.h b/devel/gdb/files/patch-gdb_xtensa-tdep.h
new file mode 100644
index 000000000000..c8f814ba6d51
--- /dev/null
+++ b/devel/gdb/files/patch-gdb_xtensa-tdep.h
@@ -0,0 +1,20 @@
+--- gdb/xtensa-tdep.h.orig	2018-03-15 16:33:53.194056000 +0100
++++ gdb/xtensa-tdep.h	2018-03-15 16:37:44.151472000 +0100
+@@ -130,7 +130,7 @@
+ 	 ct, bsz, sz, al, tnum, flg, cp, mas, fet, sto},
+ #define XTREG_END \
+   {0, 0, (xtensa_register_type_t) 0, (xtensa_register_group_t) 0,	\
+-   0, 0, 0, 0, -1, 0, 0, 0, 0, 0},
++   0, 0, 0, 0, static_cast<unsigned int>(-1), 0, 0, 0, 0, 0},
+ 
+ #define XTENSA_REGISTER_FLAGS_PRIVILEGED	0x0001
+ #define XTENSA_REGISTER_FLAGS_READABLE		0x0002
+@@ -228,7 +228,7 @@
+ #define XTENSA_GDBARCH_TDEP_INSTANTIATE(rmap,spillsz)			\
+   {									\
+     0,				/* target_flags */			\
+-    -1,				/* spill_location */			\
++    static_cast<unsigned int>(-1),	/* spill_location */			\
+     (spillsz),			/* spill_size */			\
+     0,				/* unused */				\
+     (XSHAL_ABI == XTHAL_ABI_CALL0					\