Index: llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp =================================================================== --- llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp +++ llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp @@ -746,7 +746,7 @@ ClRecover : Recover; this->CompileKernel = ClEnableKasan.getNumOccurrences() > 0 ? ClEnableKasan : CompileKernel; - } + } bool runOnModule(Module &M) override; StringRef getPassName() const override { return "AddressSanitizerModule"; } @@ -2176,8 +2176,8 @@ if (CanUsePrivateAliases && ClUsePrivateAliasForGlobals) { // Create local alias for NewGlobal to avoid crash on ODR between // instrumented and non-instrumented libraries. - auto *GA = GlobalAlias::create(GlobalValue::InternalLinkage, - NameForGlobal + M.getName(), NewGlobal); + auto *GA = + GlobalAlias::create(GlobalValue::PrivateLinkage, "", NewGlobal); // With local aliases, we need to provide another externally visible // symbol __odr_asan_XXX to detect ODR violation. Index: llvm/trunk/test/Instrumentation/AddressSanitizer/local_alias.ll =================================================================== --- llvm/trunk/test/Instrumentation/AddressSanitizer/local_alias.ll +++ llvm/trunk/test/Instrumentation/AddressSanitizer/local_alias.ll @@ -7,7 +7,7 @@ ; Check that we generate internal alias and odr indicator symbols for global to be protected. ; CHECK: @__odr_asan_gen_a = internal global i8 0, align 1 -; CHECK: @"a" = internal alias { [2 x i32], [56 x i8] }, { [2 x i32], [56 x i8] }* @a +; CHECK: @0 = private alias { [2 x i32], [56 x i8] }, { [2 x i32], [56 x i8] }* @a ; Function Attrs: nounwind sanitize_address uwtable define i32 @foo(i32 %M) #0 {