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// RUN: %clang_cc1 -fblocks -disable-llvm-passes -triple x86_64-apple-darwin10 -std=c++17 -emit-llvm -o - %s | FileCheck %s
typedef void (^blk_t)();
typedef void (*fnptr_t)();
@interface X
@property blk_t blk;
@property fnptr_t fnptr;
@end
template <class T>
blk_t operator+(blk_t lhs, T) { return lhs; }
template <class T>
fnptr_t operator+(fnptr_t lhs, T) { return lhs; }
// CHECK-LABEL: define void @_Z2t1P1X
void t1(X *x) {
// Check that we call lambda.operator blk_t(), and that we send that result to
// the setter.
// CHECK: [[CALL:%.*]] = call void ()* @"_ZZ2t1P1XENK3$_0cvU13block_pointerFvvEEv"
// CHECK: call void{{.*}}@objc_msgSend{{.*}}({{.*}} void ()* [[CALL]])
x.blk = [] {};
// CHECK: [[CALL2:%.*]] = call void ()* @"_ZZ2t1P1XENK3$_1cvPFvvEEv"
// CHECK: call void{{.*}}@objc_msgSend{{.*}}({{.*}} void ()* [[CALL2]])
x.fnptr = [] {};
}
// CHECK-LABEL: define void @_Z2t2P1X
void t2(X *x) {
// Test the case when the lambda isn't unique. (see OpaqueValueExpr::isUnique)
// FIXME: This asserts if the lambda isn't trivially copy/movable.
// [x setBlk: operator+([x blk], [] {})]
// CHECK: call void{{.*}}@objc_msgSend{{.*}}
// CHECK: [[PLUS:%.*]] = call void ()* @"_ZplIZ2t2P1XE3$_2EU13block_pointerFvvES4_T_"
// CHECK: call void{{.*}}@objc_msgSend{{.*}}({{.*}} [[PLUS]])
x.blk += [] {};
// CHECK: call void{{.*}}@objc_msgSend{{.*}}
// CHECK: [[PLUS:%.*]] = call void ()* @"_ZplIZ2t2P1XE3$_3EPFvvES4_T_"
// CHECK: call void{{.*}}@objc_msgSend{{.*}}({{.*}} [[PLUS]])
x.fnptr += [] {};
}
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