assert(CtorFunc);
IRBuilder<> IRB(CtorFunc->getEntryBlock().getTerminator());
- Function *CovFunc = M.getFunction(kAsanCovName);
- int nCov = CovFunc ? CovFunc->getNumUses() : 0;
- IRB.CreateCall(AsanCovModuleInit, ConstantInt::get(IntptrTy, nCov));
+ if (ClCoverage > 0) {
+ Function *CovFunc = M.getFunction(kAsanCovName);
+ int nCov = CovFunc ? CovFunc->getNumUses() : 0;
+ IRB.CreateCall(AsanCovModuleInit, ConstantInt::get(IntptrTy, nCov));
+ }
size_t n = GlobalsToChange.size();
if (n == 0) return false;
+; RUN: opt < %s -asan -asan-module -asan-coverage=0 -S | FileCheck %s --check-prefix=CHECK0
; RUN: opt < %s -asan -asan-module -asan-coverage=1 -S | FileCheck %s --check-prefix=CHECK1
; RUN: opt < %s -asan -asan-module -asan-coverage=2 -S | FileCheck %s --check-prefix=CHECK2
; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK2
ret void
}
+; CHECK0-NOT: call void @__sanitizer_cov(
+; CHECK0-NOT: call void @__sanitizer_cov_module_init(
+
; CHECK1-LABEL: define void @foo
; CHECK1: %0 = load atomic i8* @__asan_gen_cov_foo monotonic, align 1
; CHECK1: %1 = icmp eq i8 0, %0