e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
95 lines
2.5 KiB
Plaintext
95 lines
2.5 KiB
Plaintext
// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - | FileCheck %s
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// rdar://9208606
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struct MyStruct {
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int x;
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int y;
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int z;
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};
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@interface MyClass {
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MyStruct _foo;
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}
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@property (assign, readwrite) const MyStruct& foo;
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- (const MyStruct&) foo;
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- (void) setFoo:(const MyStruct&)inFoo;
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@end
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void test0() {
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MyClass* myClass;
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MyStruct myStruct;
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myClass.foo = myStruct;
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const MyStruct& currentMyStruct = myClass.foo;
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}
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// CHECK: [[C:%.*]] = call noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) ptr @objc_msgSend
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// CHECK: store ptr [[C]], ptr [[D:%.*]]
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namespace test1 {
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struct A { A(); A(const A&); A&operator=(const A&); ~A(); };
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}
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@interface Test1 {
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test1::A ivar;
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}
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@property (nonatomic) const test1::A &prop1;
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@end
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@implementation Test1
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@synthesize prop1 = ivar;
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@end
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// CHECK: define internal noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) ptr @"\01-[Test1 prop1]"(
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// CHECK: [[SELF:%.*]] = alloca ptr, align 8
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// CHECK: [[T0:%.*]] = load ptr, ptr [[SELF]]
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// CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds i8, ptr [[T0]], i64 0
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// CHECK-NEXT: ret ptr [[T2]]
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// CHECK: define internal void @"\01-[Test1 setProp1:]"(
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// CHECK: call noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) ptr @_ZN5test11AaSERKS0_(
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// CHECK-NEXT: ret void
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// rdar://problem/10497174
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@interface Test2
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@property int prop;
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@end
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// The fact that these are all non-dependent is critical.
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template <class T> void test2(Test2 *a) {
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int x = a.prop;
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a.prop = x;
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a.prop += x;
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}
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template void test2<int>(Test2*);
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// CHECK-LABEL: define weak_odr void @_Z5test2IiEvP5Test2(
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// CHECK: [[X:%.*]] = alloca i32,
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// CHECK: @objc_msgSend
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// CHECK: store i32 {{%.*}}, ptr [[X]],
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// CHECK: load i32, ptr [[X]],
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// CHECK: @objc_msgSend
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// CHECK: @objc_msgSend
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// CHECK: load i32, ptr [[X]],
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// CHECK-NEXT: add nsw
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// CHECK: @objc_msgSend
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// CHECK-NEXT: ret void
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// Same as the previous test, but instantiation-dependent.
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template <class T> void test3(Test2 *a) {
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int x = (sizeof(T), a).prop;
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a.prop = (sizeof(T), x);
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a.prop += (sizeof(T), x);
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}
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template void test3<int>(Test2*);
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// CHECK-LABEL: define weak_odr void @_Z5test3IiEvP5Test2(
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// CHECK: [[X:%.*]] = alloca i32,
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// CHECK: @objc_msgSend
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// CHECK: store i32 {{%.*}}, ptr [[X]],
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// CHECK: load i32, ptr [[X]],
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// CHECK: @objc_msgSend
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// CHECK: @objc_msgSend
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// CHECK: load i32, ptr [[X]],
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// CHECK-NEXT: add nsw
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// CHECK: @objc_msgSend
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// CHECK-NEXT: ret void
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