arm-exidx-output.s
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// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld %t.o -o %t
// RUN: llvm-readelf -S %t | FileCheck %s
// RUN: echo 'SECTIONS { .text.f1 : { *(.text.f1) } .text.f2 : { *(.text.f2) } }' > %t.lds
// RUN: ld.lld -T %t.lds %t.o -o %t1
// RUN: llvm-readelf -S %t1 | FileCheck --check-prefix=MULTI %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
// CHECK: [Nr] Name Type {{.*}} Flg Lk
// CHECK-NEXT: [ 0]
// CHECK-NEXT: [ 1] .ARM.exidx ARM_EXIDX {{.*}} AL 2
// CHECK-NEXT: [ 2] .text PROGBITS {{.*}} AX 0
// MULTI: [Nr] Name Type {{.*}} Flg Lk
// MULTI-NEXT: [ 0]
// MULTI-NEXT: [ 1] .ARM.exidx ARM_EXIDX {{.*}} AL 2
// MULTI-NEXT: [ 2] .text.f1 PROGBITS {{.*}} AX 0
// MULTI-NEXT: [ 3] .text.f2 PROGBITS {{.*}} AX 0
// MULTI-NEXT: [ 4] .text PROGBITS {{.*}} AX 0
.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