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[ELF] Don't add input sections twice when linker script is used 

llvm-svn: 279036
This commit is contained in:
Eugene Leviant 2016-08-18 07:27:37 +00:00
parent 7b6b1bd038
commit 3f675e38bd
2 changed files with 20 additions and 1 deletions
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3
lld/ELF/LinkerScript.cpp
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@ -284,7 +284,8 @@ void LinkerScript<ELFT>::createSections(OutputSectionFactory<ELFT> &Factory) {
if (IsNew)
OutputSections->push_back(OutSec);
for (InputSectionBase<ELFT> *Sec : V)
OutSec->addSection(Sec);
if (!Sec->OutSec)
OutSec->addSection(Sec);
}
}

18
lld/test/ELF/linkerscript/linkerscript-input-sec-dup.s Normal file
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@ -0,0 +1,18 @@
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
# RUN: echo "SECTIONS {.foo : { *(.foo) *(.foo) } }" > %t.script
# RUN: ld.lld -o %t1 --script %t.script %t
# RUN: llvm-objdump -section-headers %t1 | FileCheck %s
# CHECK: Sections:
# CHECK-NEXT: Idx Name Size Address Type
# CHECK-NEXT: 0 00000000 0000000000000000
# CHECK-NEXT: 1 .foo 00000004 0000000000000120 DATA
# CHECK-NEXT: 2 .text 00000001 0000000000000124 TEXT DATA
.global _start
_start:
nop
.section .foo,"a"
.long 0