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// RUN: %clang_cc1 -fexperimental-new-constant-interpreter -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s
void foo() {
struct A { char buf[16]; };
struct B : A {};
struct C { int i; B bs[1]; } *c;
int gi;
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 0);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 1);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 true, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 2);
// CHECK: store i32 16
gi = __builtin_object_size(&c->bs[0], 3);
}
void foo2() {
struct A { int a; };
struct B { int b; };
struct C: public A, public B {};
C c;
int gi;
// CHECK: store i32 8
gi = __builtin_object_size(&c, 0);
// CHECK: store i32 8
gi = __builtin_object_size((A*)&c, 0);
// CHECK: store i32 4
gi = __builtin_object_size((B*)&c, 0);
// CHECK: store i32 8
gi = __builtin_object_size((char*)&c, 0);
// CHECK: store i32 8
gi = __builtin_object_size((char*)(A*)&c, 0);
// CHECK: store i32 4
gi = __builtin_object_size((char*)(B*)&c, 0);
}
typedef struct {
double c[0];
float f;
} foofoo0_t;
unsigned babar0(foofoo0_t *f) {
// CHECK: ret i32 0
return __builtin_object_size(f->c, 1);
}
void test2() {
struct A { char buf[16]; };
struct B : A {};
struct C { int i; B bs[1]; } *c;
int gi;
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 0);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 1);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 true, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0], 2);
// CHECK: store i32 16
gi = __builtin_object_size(&c->bs[0], 3);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size((A*)&c->bs[0], 0);
// CHECK: store i32 16
gi = __builtin_object_size((A*)&c->bs[0], 1);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 true, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0].buf[0], 2);
// CHECK: store i32 16
gi = __builtin_object_size(&c->bs[0].buf[0], 3);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 false, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0].buf[0], 0);
// CHECK: store i32 16
gi = __builtin_object_size(&c->bs[0].buf[0], 1);
// CHECK: call i64 @llvm.objectsize.i64.p0(ptr %{{.*}}, i1 true, i1 true, i1 false)
gi = __builtin_object_size(&c->bs[0].buf[0], 2);
// CHECK: store i32 16
gi = __builtin_object_size(&c->bs[0].buf[0], 3);
}
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