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// RUN: %clang_cc1 -triple i686-pc-linux-gnu %s -o - -emit-llvm -verify | FileCheck %s
// expected-no-diagnostics
typedef __typeof(sizeof(int)) size_t;
namespace test1 {
struct A { void operator delete(void*,size_t); int x; };
// CHECK-LABEL: define{{.*}} void @_ZN5test11aEPNS_1AE(
void a(A *x) {
// CHECK: load
// CHECK-NEXT: icmp eq {{.*}}, null
// CHECK-NEXT: br i1
// CHECK: call void @_ZN5test11AdlEPvj(ptr noundef %{{.*}}, i32 noundef 4)
delete x;
}
}
// Check that we make cookies for the two-arg delete even when using
// the global allocator and deallocator.
namespace test2 {
struct A {
int x;
void *operator new[](size_t);
void operator delete[](void *, size_t);
};
// CHECK: define{{.*}} ptr @_ZN5test24testEv()
A *test() {
// CHECK: [[NEW:%.*]] = call noalias noundef nonnull ptr @_Znaj(i32 noundef 44)
// CHECK-NEXT: store i32 10, ptr [[NEW]]
// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8, ptr [[NEW]], i32 4
// CHECK-NEXT: ret ptr [[T1]]
return ::new A[10];
}
// CHECK-LABEL: define{{.*}} void @_ZN5test24testEPNS_1AE(
void test(A *p) {
// CHECK: [[P:%.*]] = alloca ptr, align 4
// CHECK-NEXT: store ptr {{%.*}}, ptr [[P]], align 4
// CHECK-NEXT: [[T0:%.*]] = load ptr, ptr [[P]], align 4
// CHECK-NEXT: [[T1:%.*]] = icmp eq ptr [[T0]], null
// CHECK-NEXT: br i1 [[T1]],
// CHECK: [[T3:%.*]] = getelementptr inbounds i8, ptr [[T0]], i32 -4
// CHECK-NEXT: [[T5:%.*]] = load i32, ptr [[T3]]
// CHECK-NEXT: [[T6:%.*]] = mul i32 4, [[T5]]
// CHECK-NEXT: [[T7:%.*]] = add i32 [[T6]], 4
// CHECK-NEXT: call void @_ZdaPvj(ptr noundef [[T3]], i32 noundef [[T7]])
// CHECK-NEXT: br label
::delete[] p;
}
}
namespace test3 {
struct A {
int x;
void operator delete[](void *, size_t);
};
struct B : A {};
// CHECK-LABEL: define{{.*}} void @_ZN5test34testEv()
void test() {
// CHECK: [[CALL:%.*]] = call noalias noundef nonnull ptr @_Znaj(i32 noundef 24)
// CHECK-NEXT: store i32 5
(void) new B[5];
}
}
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