} // namespace
-static Function *checkInterfaceFunction(Constant *FuncOrBitcast) {
- if (Function *F = dyn_cast<Function>(FuncOrBitcast))
- return F;
- std::string Err;
- raw_string_ostream Stream(Err);
- Stream << "SanitizerCoverage interface function redefined: "
- << *FuncOrBitcast;
- report_fatal_error(Err);
-}
-
bool SanitizerCoverageModule::runOnModule(Module &M) {
if (!CoverageLevel) return false;
C = &(M.getContext());
ReturnInst::Create(*C, BasicBlock::Create(*C, "", CtorFunc));
appendToGlobalCtors(M, CtorFunc, kSanCtorAndDtorPriority);
- SanCovFunction = checkInterfaceFunction(
+ SanCovFunction = checkSanitizerInterfaceFunction(
M.getOrInsertFunction(kSanCovName, VoidTy, Int32PtrTy, nullptr));
- SanCovWithCheckFunction = checkInterfaceFunction(
+ SanCovWithCheckFunction = checkSanitizerInterfaceFunction(
M.getOrInsertFunction(kSanCovWithCheckName, VoidTy, Int32PtrTy, nullptr));
- SanCovIndirCallFunction = checkInterfaceFunction(M.getOrInsertFunction(
- kSanCovIndirCallName, VoidTy, IntptrTy, IntptrTy, nullptr));
- SanCovTraceCmpFunction = checkInterfaceFunction(M.getOrInsertFunction(
- kSanCovTraceCmp, VoidTy, Int64Ty, Int64Ty, Int64Ty, nullptr));
-
- SanCovModuleInit = checkInterfaceFunction(M.getOrInsertFunction(
+ SanCovIndirCallFunction =
+ checkSanitizerInterfaceFunction(M.getOrInsertFunction(
+ kSanCovIndirCallName, VoidTy, IntptrTy, IntptrTy, nullptr));
+ SanCovTraceCmpFunction =
+ checkSanitizerInterfaceFunction(M.getOrInsertFunction(
+ kSanCovTraceCmp, VoidTy, Int64Ty, Int64Ty, Int64Ty, nullptr));
+
+ SanCovModuleInit = checkSanitizerInterfaceFunction(M.getOrInsertFunction(
kSanCovModuleInitName, Type::getVoidTy(*C), Int32PtrTy, IntptrTy,
Int8PtrTy, Int8PtrTy, nullptr));
SanCovModuleInit->setLinkage(Function::ExternalLinkage);
/*hasSideEffects=*/true);
if (ClExperimentalTracing) {
- SanCovTraceEnter = checkInterfaceFunction(
+ SanCovTraceEnter = checkSanitizerInterfaceFunction(
M.getOrInsertFunction(kSanCovTraceEnter, VoidTy, Int32PtrTy, nullptr));
- SanCovTraceBB = checkInterfaceFunction(
+ SanCovTraceBB = checkSanitizerInterfaceFunction(
M.getOrInsertFunction(kSanCovTraceBB, VoidTy, Int32PtrTy, nullptr));
}