1 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin10 -emit-llvm -O3 -disable-llvm-passes -o - %s | FileCheck %s
3 // Test that can call `__builtin_constant_p` with instances of different
4 // Objective-C classes.
5 // rdar://problem/47499250
9 extern void callee(void);
11 // CHECK-LABEL: define{{.*}} void @test(%0* noundef %foo, %1* noundef %bar)
12 void test(Foo *foo, Bar *bar) {
13 // CHECK: [[ADDR_FOO:%.*]] = bitcast %0* %{{.*}} to i8*
14 // CHECK-NEXT: call i1 @llvm.is.constant.p0i8(i8* [[ADDR_FOO]])
15 // CHECK: [[ADDR_BAR:%.*]] = bitcast %1* %{{.*}} to i8*
16 // CHECK-NEXT: call i1 @llvm.is.constant.p0i8(i8* [[ADDR_BAR]])
17 if (__builtin_constant_p(foo) && __builtin_constant_p(bar))
21 // Test other Objective-C types.
22 // CHECK-LABEL: define{{.*}} void @test_more(i8* noundef %object, i8* noundef %klass)
23 void test_more(id object, Class klass) {
24 // CHECK: call i1 @llvm.is.constant.p0i8(i8* %{{.*}})
25 // CHECK: call i1 @llvm.is.constant.p0i8(i8* %{{.*}})
26 if (__builtin_constant_p(object) && __builtin_constant_p(klass))