diff options
Diffstat (limited to 'llvm/tools/llvm-objcopy/llvm-objcopy.cpp')
| -rw-r--r-- | llvm/tools/llvm-objcopy/llvm-objcopy.cpp | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/llvm/tools/llvm-objcopy/llvm-objcopy.cpp b/llvm/tools/llvm-objcopy/llvm-objcopy.cpp index ee7785557b3..09553e85202 100644 --- a/llvm/tools/llvm-objcopy/llvm-objcopy.cpp +++ b/llvm/tools/llvm-objcopy/llvm-objcopy.cpp @@ -82,8 +82,13 @@ static cl::list<std::string> ToRemove("remove-section", cl::value_desc("section")); static cl::alias ToRemoveA("R", cl::desc("Alias for remove-section"), cl::aliasopt(ToRemove)); -static cl::opt<bool> StripAll("strip-all", - cl::desc("Removes symbol, relocation, and debug information")); +static cl::opt<bool> StripAll( + "strip-all", + cl::desc( + "Removes non-allocated sections other than .gnu.warning* sections")); +static cl::opt<bool> + StripAllGNU("strip-all-gnu", + cl::desc("Removes symbol, relocation, and debug information")); static cl::opt<bool> StripDebug("strip-debug", cl::desc("Removes all debug information")); static cl::opt<bool> StripSections("strip-sections", @@ -178,7 +183,7 @@ void CopyBinary(const ELFObjectFile<ELFT> &ObjFile) { return OnlyKeepDWOPred(*Obj, Sec) || RemovePred(Sec); }; - if (StripAll) + if (StripAllGNU) RemovePred = [RemovePred, &Obj](const SectionBase &Sec) { if (RemovePred(Sec)) return true; @@ -218,6 +223,17 @@ void CopyBinary(const ELFObjectFile<ELFT> &ObjFile) { return (Sec.Flags & SHF_ALLOC) == 0; }; + if (StripAll) + RemovePred = [RemovePred, &Obj](const SectionBase &Sec) { + if (RemovePred(Sec)) + return true; + if (&Sec == Obj->getSectionHeaderStrTab()) + return false; + if (Sec.Name.startswith(".gnu.warning")) + return false; + return (Sec.Flags & SHF_ALLOC) == 0; + }; + Obj->removeSections(RemovePred); Obj->finalize(); WriteObjectFile(*Obj, OutputFilename.getValue()); |
