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Handle C++ names in anon scripts. 

llvm-svn: 289066
This commit is contained in:
Rafael Espindola 2016-12-08 16:20:29 +00:00
parent defdfa86c1
commit 361da4cef7
2 changed files with 64 additions and 2 deletions
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4
lld/ELF/SymbolTable.cpp
View File

@ -622,11 +622,11 @@ std::vector<SymbolBody *> SymbolTable<ELFT>::findAll(SymbolVersion Ver) {
template <class ELFT> void SymbolTable<ELFT>::handleAnonymousVersion() {
for (SymbolVersion &Ver : Config->VersionScriptGlobals) {
if (Ver.HasWildcard) {
for (SymbolBody *B : findAll(Ver.Name))
for (SymbolBody *B : findAll(Ver))
B->symbol()->VersionId = VER_NDX_GLOBAL;
continue;
}
if (SymbolBody *B = find(Ver.Name))
for (SymbolBody *B : find(Ver))
B->symbol()->VersionId = VER_NDX_GLOBAL;
}
}

62
lld/test/ELF/version-script-extern-wildcards-anon.s Normal file
View File

@ -0,0 +1,62 @@
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
# RUN: echo '{ \
# RUN: global: \
# RUN: _Z3bari; \
# RUN: extern "C++" { \
# RUN: "foo(int)"; \
# RUN: z*; \
# RUN: }; \
# RUN: local: *; \
# RUN: }; ' > %t.script
# RUN: ld.lld --version-script %t.script -shared %t.o -o %t.so
# RUN: llvm-readobj -dyn-symbols %t.so | FileCheck %s
# CHECK: DynamicSymbols [
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name:
# CHECK-NEXT: Value:
# CHECK-NEXT: Size:
# CHECK-NEXT: Binding: Local
# CHECK-NEXT: Type:
# CHECK-NEXT: Other:
# CHECK-NEXT: Section:
# CHECK-NEXT: }
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name: _Z3bari
# CHECK-NEXT: Value:
# CHECK-NEXT: Size:
# CHECK-NEXT: Binding: Global
# CHECK-NEXT: Type:
# CHECK-NEXT: Other:
# CHECK-NEXT: Section:
# CHECK-NEXT: }
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name: _Z3fooi
# CHECK-NEXT: Value:
# CHECK-NEXT: Size:
# CHECK-NEXT: Binding: Global
# CHECK-NEXT: Type:
# CHECK-NEXT: Other:
# CHECK-NEXT: Section:
# CHECK-NEXT: }
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name: _Z3zedi
# CHECK-NEXT: Value:
# CHECK-NEXT: Size:
# CHECK-NEXT: Binding: Global
# CHECK-NEXT: Type:
# CHECK-NEXT: Other:
# CHECK-NEXT: Section:
# CHECK-NEXT: }
# CHECK-NEXT: ]
.global _Z3fooi
_Z3fooi:
.global _Z3bari
_Z3bari:
.global _Z3zedi
_Z3zedi:
.global _Z3bazi
_Z3bazi: