lang/rust-nightly: Update to 1.44.0.20200327

Changes:	https://github.com/rust-lang/rust/compare/f509b26a77...2fbb07525e

4 files changed, 4 insertions, 138 deletions

diff --git a/lang/rust-nightly/Makefile b/lang/rust-nightly/Makefile
index 200bcf93ea82..62fffeb962f1 100644
--- a/lang/rust-nightly/Makefile
+++ b/lang/rust-nightly/Makefile
@@ -18,7 +18,7 @@ DISTINFO_FILE=	${.CURDIR}/distinfo
 
 # Get latest from top level 'date' key in
 # https://static.rust-lang.org/dist/channel-rust-nightly.toml
-NIGHTLY_DATE=	2020-03-19
+NIGHTLY_DATE=	2020-03-27
 
 # See WRKSRC/src/stage0.txt for this date
 BOOTSTRAPS_DATE=		2020-03-12
diff --git a/lang/rust-nightly/distinfo b/lang/rust-nightly/distinfo
index a4c3050d3ebb..1f980d005c20 100644
--- a/lang/rust-nightly/distinfo
+++ b/lang/rust-nightly/distinfo
@@ -1,6 +1,6 @@
-TIMESTAMP = 1584596918
-SHA256 (rust/2020-03-19/rustc-nightly-src.tar.xz) = 0e46f941665db698e0162c362e1027b0b87b3cc5516278e224558d42a5919020
-SIZE (rust/2020-03-19/rustc-nightly-src.tar.xz) = 94422736
+TIMESTAMP = 1585320978
+SHA256 (rust/2020-03-27/rustc-nightly-src.tar.xz) = 0d8126c55fa273dc1803800cdff5e97c687587e4f0a9e2560c8a0e2f6b188c5c
+SIZE (rust/2020-03-27/rustc-nightly-src.tar.xz) = 94507728
 SHA256 (rust/2020-03-12/rustc-beta-x86_64-unknown-freebsd.tar.xz) = 8a1fa4555d128dcf89958f7ea5ff476408903e76ea2f6c97f3da6d131b0c040f
 SIZE (rust/2020-03-12/rustc-beta-x86_64-unknown-freebsd.tar.xz) = 35928800
 SHA256 (rust/2020-03-12/rust-std-beta-x86_64-unknown-freebsd.tar.xz) = d1faf86633140c059ee6f6d7ba7ae3f637385a8a78b98a97f6084d001497d650
diff --git a/lang/rust-nightly/files/patch-vendor_backtrace-sys_build.rs b/lang/rust-nightly/files/patch-vendor_backtrace-sys_build.rs
deleted file mode 100644
index 32a363623ac4..000000000000
--- a/lang/rust-nightly/files/patch-vendor_backtrace-sys_build.rs
+++ /dev/null
@@ -1,17 +0,0 @@
-https://github.com/rust-lang/backtrace-rs/pull/294
-
---- vendor/backtrace-sys/build.rs.orig	2020-02-19 21:11:31 UTC
-+++ vendor/backtrace-sys/build.rs
-@@ -60,6 +60,12 @@ fn main() {
-     File::create(out_dir.join("config.h")).unwrap();
-     if target.contains("android") {
-         maybe_enable_dl_iterate_phdr_android(&mut build);
-+    } else if target.contains("freebsd") {
-+        build.define("HAVE_DL_ITERATE_PHDR", "1");
-+        build.define("HAVE_KERN_PROC", "1");
-+    } else if target.contains("netbsd") {
-+        build.define("HAVE_DL_ITERATE_PHDR", "1");
-+        build.define("HAVE_KERN_PROC_ARGS", "1");
-     } else if !target.contains("apple-ios")
-         && !target.contains("solaris")
-         && !target.contains("redox")
diff --git a/lang/rust-nightly/files/patch-vendor_backtrace-sys_src_libbacktrace_fileline.c b/lang/rust-nightly/files/patch-vendor_backtrace-sys_src_libbacktrace_fileline.c
deleted file mode 100644
index 07713763576e..000000000000
--- a/lang/rust-nightly/files/patch-vendor_backtrace-sys_src_libbacktrace_fileline.c
+++ /dev/null
@@ -1,117 +0,0 @@
-https://github.com/ianlancetaylor/libbacktrace/commit/0f06cda953cc4e26f38751c5b9f15ae8dfa5ff2d
-https://github.com/rust-lang-nursery/libbacktrace/pull/1
-
---- vendor/backtrace-sys/src/libbacktrace/fileline.c.orig	2020-02-19 21:11:31 UTC
-+++ vendor/backtrace-sys/src/libbacktrace/fileline.c
-@@ -39,6 +39,10 @@ POSSIBILITY OF SUCH DAMAGE.  */
- #include <stdlib.h>
- #include <unistd.h>
- 
-+#if defined (HAVE_KERN_PROC_ARGS) || defined (HAVE_KERN_PROC)
-+#include <sys/sysctl.h>
-+#endif
-+
- #include "backtrace.h"
- #include "internal.h"
- 
-@@ -46,6 +50,78 @@ POSSIBILITY OF SUCH DAMAGE.  */
- #define getexecname() NULL
- #endif
- 
-+#if !defined (HAVE_KERN_PROC_ARGS) && !defined (HAVE_KERN_PROC)
-+
-+#define sysctl_exec_name1(state, error_callback, data) NULL
-+#define sysctl_exec_name2(state, error_callback, data) NULL
-+
-+#else /* defined (HAVE_KERN_PROC_ARGS) || |defined (HAVE_KERN_PROC) */
-+
-+static char *
-+sysctl_exec_name (struct backtrace_state *state,
-+		  int mib0, int mib1, int mib2, int mib3,
-+		  backtrace_error_callback error_callback, void *data)
-+{
-+  int mib[4];
-+  size_t len;
-+  char *name;
-+  size_t rlen;
-+
-+  mib[0] = mib0;
-+  mib[1] = mib1;
-+  mib[2] = mib2;
-+  mib[3] = mib3;
-+
-+  if (sysctl (mib, 4, NULL, &len, NULL, 0) < 0)
-+    return NULL;
-+  name = (char *) backtrace_alloc (state, len, error_callback, data);
-+  if (name == NULL)
-+    return NULL;
-+  rlen = len;
-+  if (sysctl (mib, 4, name, &rlen, NULL, 0) < 0)
-+    {
-+      backtrace_free (state, name, len, error_callback, data);
-+      return NULL;
-+    }
-+  return name;
-+}
-+
-+#ifdef HAVE_KERN_PROC_ARGS
-+
-+static char *
-+sysctl_exec_name1 (struct backtrace_state *state,
-+		   backtrace_error_callback error_callback, void *data)
-+{
-+  /* This variant is used on NetBSD.  */
-+  return sysctl_exec_name (state, CTL_KERN, KERN_PROC_ARGS, -1,
-+			   KERN_PROC_PATHNAME, error_callback, data);
-+}
-+
-+#else
-+
-+#define sysctl_exec_name1(state, error_callback, data) NULL
-+
-+#endif
-+
-+#ifdef HAVE_KERN_PROC
-+
-+static char *
-+sysctl_exec_name2 (struct backtrace_state *state,
-+		   backtrace_error_callback error_callback, void *data)
-+{
-+  /* This variant is used on FreeBSD.  */
-+  return sysctl_exec_name (state, CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1,
-+			   error_callback, data);
-+}
-+
-+#else
-+
-+#define sysctl_exec_name2(state, error_callback, data) NULL
-+
-+#endif
-+
-+#endif /* defined (HAVE_KERN_PROC_ARGS) || |defined (HAVE_KERN_PROC) */
-+
- /* Initialize the fileline information from the executable.  Returns 1
-    on success, 0 on failure.  */
- 
-@@ -83,7 +159,7 @@ fileline_initialize (struct backtrace_state *state,
- 
-   descriptor = -1;
-   called_error_callback = 0;
--  for (pass = 0; pass < 5; ++pass)
-+  for (pass = 0; pass < 7; ++pass)
-     {
-       int does_not_exist;
- 
-@@ -105,6 +181,12 @@ fileline_initialize (struct backtrace_state *state,
- 	  snprintf (buf, sizeof (buf), "/proc/%ld/object/a.out",
- 		    (long) getpid ());
- 	  filename = buf;
-+	  break;
-+	case 5:
-+	  filename = sysctl_exec_name1 (state, error_callback, data);
-+	  break;
-+	case 6:
-+	  filename = sysctl_exec_name2 (state, error_callback, data);
- 	  break;
- 	default:
- 	  abort ();