diff options
Diffstat (limited to 'lld/ELF/InputFiles.cpp')
| -rw-r--r-- | lld/ELF/InputFiles.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lld/ELF/InputFiles.cpp b/lld/ELF/InputFiles.cpp index cd29311ccdc..35626092349 100644 --- a/lld/ELF/InputFiles.cpp +++ b/lld/ELF/InputFiles.cpp @@ -177,6 +177,15 @@ bool elf::ObjectFile<ELFT>::shouldMerge(const Elf_Shdr &Sec) { if (Config->Optimize == 0) return false; + // Do not merge sections if generating a relocatable object. It makes + // the code simpler because we do not need to update relocation addends + // to reflect changes introduced by merging. Instead of that we write + // such "merge" sections into separate OutputSections and keep SHF_MERGE + // / SHF_STRINGS flags and sh_entsize value to be able to perform merging + // later during a final linking. + if (Config->Relocatable) + return false; + // A mergeable section with size 0 is useless because they don't have // any data to merge. A mergeable string section with size 0 can be // argued as invalid because it doesn't end with a null character. |
