arm-exidx-output.s
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// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
// RUN: ld.lld %t -o %t2
// RUN: llvm-readobj --sections %t2 | FileCheck %s
// Check that only a single .ARM.exidx output section is created when
// there are input sections of the form .ARM.exidx.<section-name>. The
// assembler creates the .ARM.exidx input sections with the .cantunwind
// directive
.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
// CHECK: Section {
// CHECK: Name: .ARM.exidx
// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: SHF_LINK_ORDER
// CHECK-NEXT: ]
// CHECK-NOT: Name: .ARM.exidx.text.f1
// CHECK-NOT: Name: .ARM.exidx.text.f2