llvm-project/lld/test/ELF/comdat.s

48 lines
1.4 KiB
ArmAsm

// REQUIRES: x86
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/comdat.s -o %t2.o
// RUN: ld.lld -shared %t.o %t2.o -o %t
// RUN: llvm-objdump -d %t | FileCheck %s
// RUN: llvm-readelf -S -s %t | FileCheck --check-prefix=READ %s
// Check that we don't crash with --gc-section and that we print a list of
// reclaimed sections on stderr.
// RUN: ld.lld --gc-sections --print-gc-sections -shared %t.o %t.o %t2.o -o %t \
// RUN: 2>&1 | FileCheck --check-prefix=GC %s
// GC: removing unused section {{.*}}.o:(.text)
// GC: removing unused section {{.*}}.o:(.text3)
// GC: removing unused section {{.*}}.o:(.text)
// GC: removing unused section {{.*}}.o:(.text)
.globl foo
.section .text2,"axG",@progbits,foo,comdat,unique,0
foo:
nop
// CHECK: Disassembly of section .text2:
// CHECK-EMPTY:
// CHECK-NEXT: <foo>:
// CHECK-NEXT: nop
// CHECK-NOT: nop
.section bar, "ax"
call foo
// CHECK: Disassembly of section bar:
// CHECK-EMPTY:
// CHECK-NEXT: <bar>:
// CHECK-NEXT: callq {{.*}} <foo@plt>
.weak zed
zed:
.section .text3,"axG",@progbits,zed,comdat,unique,0
# READ: .text2 PROGBITS {{.*}} AX
# READ: .text3 PROGBITS {{.*}} AX
# SYM: NOTYPE LOCAL DEFAULT UND
# SYM: NOTYPE LOCAL HIDDEN [[#]] _DYNAMIC
# SYM: NOTYPE GLOBAL DEFAULT [[#]] foo
# SYM: NOTYPE GLOBAL DEFAULT [[#]] zed
# SYM: NOTYPE GLOBAL DEFAULT UND abc