| // Verifies that pointer type membership tests for indirect calls are emitted. |
| // |
| // ignore-windows |
| // needs-sanitizer-cfi |
| // only-aarch64 |
| // only-x86_64 |
| // compile-flags: -Clto -Cno-prepopulate-passes -Zsanitizer=cfi |
| |
| #![crate_type="lib"] |
| |
| pub fn foo(f: fn(i32) -> i32, arg: i32) -> i32 { |
| // CHECK-LABEL: define{{.*}}foo{{.*}}!type !{{[0-9]+}} |
| // CHECK: start: |
| // CHECK-NEXT: %0 = bitcast i32 (i32)* %f to i8* |
| // CHECK-NEXT: %1 = call i1 @llvm.type.test(i8* %0, metadata !"{{[[:print:]]+}}") |
| // CHECK-NEXT: br i1 %1, label %type_test.pass, label %type_test.fail |
| // CHECK: type_test.pass: |
| // CHECK-NEXT: %2 = call i32 %f(i32 %arg) |
| // CHECK-NEXT: br label %bb1 |
| // CHECK: type_test.fail: |
| // CHECK-NEXT: call void @llvm.trap() |
| // CHECK-NEXT: unreachable |
| f(arg) |
| } |
