1 files changed, 132 insertions, 0 deletions
diff --git a/test/ELF/arm-exidx-relocatable.s b/test/ELF/arm-exidx-relocatable.s
new file mode 100644
index 0000000000000..1b6ee3f23a4f7
--- /dev/null
+++ b/test/ELF/arm-exidx-relocatable.s
@@ -0,0 +1,132 @@
+// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
+// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %S/Inputs/arm-exidx-cantunwind.s -o %tcantunwind
+// Check that relocatable link maintains SHF_LINK_ORDER
+// RUN: ld.lld -r %t %tcantunwind -o %t4 2>&1
+// RUN: llvm-readobj -s %t4 | FileCheck %s
+// REQUIRES: arm
+
+// Each assembler created .ARM.exidx section has the SHF_LINK_ORDER flag set
+// with the sh_link containing the section index of the executable section
+// containing the function it describes. To maintain this property in
+// relocatable links we pass through the .ARM.exidx section, the section it
+// it has a sh_link to, and the associated relocation sections uncombined.
+
+ .syntax unified
+ .section .text, "ax",%progbits
+ .globl _start
+_start:
+ .fnstart
+ bx lr
+ .cantunwind
+ .fnend
+
+ .section .text.f1, "ax", %progbits
+ .globl f1
+f1:
+ .fnstart
+ bx lr
+ .cantunwind
+ .fnend
+
+ .section .text.f2, "ax", %progbits
+ .globl f2
+f2:
+ .fnstart
+ bx lr
+ .cantunwind
+ .fnend
+ .globl f3
+f3:
+ .fnstart
+ bx lr
+ .cantunwind
+ .fnend
+
+// CHECK:         Index: 1
+// CHECK-NEXT:    Name: .text
+
+// CHECK:         Name: .ARM.exidx
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 24
+// CHECK-NEXT:    Link: 1
+
+
+// CHECK:         Index: 4
+// CHECK-NEXT:    Name: .text.f1
+
+// CHECK:         Name: .ARM.exidx.text.f1
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 8
+// CHECK-NEXT:    Link: 4
+
+
+// CHECK:         Index: 7
+// CHECK-NEXT:    Name: .text.f2
+
+// CHECK:         Name: .ARM.exidx.text.f2
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 16
+// CHECK-NEXT:    Link: 7
+
+
+// CHECK:         Index: 10
+// CHECK-NEXT:    Name: .func1
+
+// CHECK:         Name: .ARM.exidx.func1
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 8
+// CHECK-NEXT:    Link: 10
+
+
+// CHECK:         Index: 13
+// CHECK-NEXT:    Name: .func2
+
+// CHECK:         Name: .ARM.exidx.func2
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 8
+// CHECK-NEXT:    Link: 13
+
+
+// CHECK:         Index: 16
+// CHECK-NEXT:    Name: .func3
+
+// CHECK:         Name: .ARM.exidx.func3
+// CHECK-NEXT:    Type: SHT_ARM_EXIDX (0x70000001)
+// CHECK-NEXT:    Flags [ (0x82)
+// CHECK-NEXT:      SHF_ALLOC (0x2)
+// CHECK-NEXT:      SHF_LINK_ORDER (0x80)
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Address
+// CHECK-NEXT:    Offset:
+// CHECK-NEXT:    Size: 8
+// CHECK-NEXT:    Link: 16