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llvm-project/lld/test/ELF/gc-sections-eh.s

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Start treating .eh_frame specially. For now, just don't follow edges leaving from it to mark other sections live. llvm-svn: 252493
2015-11-10 01:44:10 +08:00
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
Add a test showing that we can gc parts of .eh_frame. llvm-svn: 267884
2016-04-28 22:31:09 +08:00
Rename ld.lld2 to ld.lld since it is the default. llvm-svn: 253437
2015-11-18 14:11:01 +08:00
# RUN: ld.lld %t -o %t2 --gc-sections
[test] Change llvm-readobj -long-option to --long-option or well-known short options. NFC Also change some options that have different semantics (cause confusion) in llvm-readelf mode: -s => -S -t => --symbols -sd => --section-data llvm-svn: 359651
2019-05-01 13:49:01 +08:00
# RUN: llvm-readobj --symbols %t2 | FileCheck %s
Add a test showing that we can gc parts of .eh_frame. llvm-svn: 267884
2016-04-28 22:31:09 +08:00
# RUN: llvm-objdump --dwarf=frames %t2 | FileCheck --check-prefix=EH %s
# RUN: ld.lld %t -o %t3
[test] Change llvm-readobj -long-option to --long-option or well-known short options. NFC Also change some options that have different semantics (cause confusion) in llvm-readelf mode: -s => -S -t => --symbols -sd => --section-data llvm-svn: 359651
2019-05-01 13:49:01 +08:00
# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=NOGC %s
Add a test showing that we can gc parts of .eh_frame. llvm-svn: 267884
2016-04-28 22:31:09 +08:00
# RUN: llvm-objdump --dwarf=frames %t3 | FileCheck --check-prefix=EHNOGC %s
Start treating .eh_frame specially. For now, just don't follow edges leaving from it to mark other sections live. llvm-svn: 252493
2015-11-10 01:44:10 +08:00
# CHECK-NOT: foo
Add a test showing that we can gc parts of .eh_frame. llvm-svn: 267884
2016-04-28 22:31:09 +08:00
# NOGC: foo
# EH: FDE cie={{.*}} pc=
# EH-NOT: FDE
# EHNOGC: FDE cie={{.*}} pc=
# EHNOGC: FDE cie={{.*}} pc=
Start treating .eh_frame specially. For now, just don't follow edges leaving from it to mark other sections live. llvm-svn: 252493
2015-11-10 01:44:10 +08:00
.section .text,"ax",@progbits,unique,0
.globl foo
foo:
.cfi_startproc
.cfi_endproc
.section .text,"ax",@progbits,unique,1
.globl _start
_start:
.cfi_startproc
.cfi_endproc