File: property-lvalue-lambda.mm

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-16
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,368 kB
  • sloc: cpp: 5,593,980; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (47 lines) | stat: -rw-r--r-- 1,586 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
// RUN: %clang_cc1 -disable-noundef-analysis -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 += [] {};
}