// RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 %s | FileCheck %s -check-prefix=CHECK-O0 // RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 \ // RUN: -fsanitize=address -fsanitize-address-use-after-scope %s | \ // RUN: FileCheck %s -check-prefix=LIFETIME // RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 \ // RUN: -fsanitize=memory %s | \ // RUN: FileCheck %s -check-prefix=LIFETIME // RUN: %clang -target aarch64-linux-gnu -S -emit-llvm -o - -O0 \ // RUN: -fsanitize=hwaddress %s | \ // RUN: FileCheck %s -check-prefix=LIFETIME extern int bar(char *A, int n); // CHECK-O0-NOT: @llvm.lifetime.start int foo(int n) { if (n) { // LIFETIME: @llvm.lifetime.start.p0i8(i64 10, i8* {{.*}}) char A[10]; return bar(A, 1); // LIFETIME: @llvm.lifetime.end.p0i8(i64 10, i8* {{.*}}) } else { // LIFETIME: @llvm.lifetime.start.p0i8(i64 20, i8* {{.*}}) char A[20]; return bar(A, 2); // LIFETIME: @llvm.lifetime.end.p0i8(i64 20, i8* {{.*}}) } }