PR9352: Always emit a relocation for weak symbols. Not emitting relocations
for calls to weak symbols with a definition has the appearance of working
with LLVM-generated code because weak symbol definitions are put in their
own sections.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126933 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp
index 77017fb..7488b1b 100644
--- a/lib/MC/ELFObjectWriter.cpp
+++ b/lib/MC/ELFObjectWriter.cpp
@@ -317,6 +317,13 @@
MCDataFragment *F,
const MCSectionData *SD);
+ virtual bool
+ IsSymbolRefDifferenceFullyResolvedImpl(const MCAssembler &Asm,
+ const MCSymbolData &DataA,
+ const MCFragment &FB,
+ bool InSet,
+ bool IsPCRel) const;
+
virtual void WriteObject(MCAssembler &Asm, const MCAsmLayout &Layout);
virtual void WriteSection(MCAssembler &Asm,
const SectionIndexMapTy &SectionIndexMap,
@@ -1438,6 +1445,18 @@
}
}
+bool
+ELFObjectWriter::IsSymbolRefDifferenceFullyResolvedImpl(const MCAssembler &Asm,
+ const MCSymbolData &DataA,
+ const MCFragment &FB,
+ bool InSet,
+ bool IsPCRel) const {
+ if (DataA.getFlags() & ELF_STB_Weak)
+ return false;
+ return MCObjectWriter::IsSymbolRefDifferenceFullyResolvedImpl(
+ Asm, DataA, FB,InSet, IsPCRel);
+}
+
MCObjectWriter *llvm::createELFObjectWriter(MCELFObjectTargetWriter *MOTW,
raw_ostream &OS,
bool IsLittleEndian) {