xref: /llvm-project/clang/test/Rewriter/rewrite-modern-block.mm (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1// RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
2// RUN: %clang_cc1 -fsyntax-only -Werror -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -U__declspec -D"__declspec(X)=" %t-rw.cpp
3
4typedef unsigned long size_t;
5typedef struct {
6    char byte0;
7    char byte1;
8} CFUUIDBytes;
9
10void x(void *);
11
12void y() {
13    __block CFUUIDBytes bytes;
14
15    void (^bar)() = ^{
16        x(&bytes);
17    };
18}
19
20int foo() {
21    __block int hello;
22    return hello;
23}
24
25// rewriting multiple __block decls on wintin same decl stmt.
26void radar7547630() {
27  __block int BI1, BI2;
28
29  __block float FLOAT1, FT2, FFFFFFFF3,
30   FFFXXX4;
31
32  __block void (^B)(), (^BB)();
33}
34
35// rewriting multiple __block decls on wintin same decl stmt
36// with initializers.
37int  rdar7547630(const char *keybuf, const char *valuebuf) {
38  __block int BI1 = 1, BI2 = 2;
39
40  double __block BYREFVAR = 1.34, BYREFVAR_NO_INIT, BYREFVAR2 = 1.37;
41
42  __block const char *keys = keybuf, *values = valuebuf, *novalues;
43
44  return BI2;
45}
46
47typedef struct _z {
48    int location;
49    int length;
50} z;
51
52z w(int loc, int len);
53
54@interface rdar11326988
55@end
56@implementation rdar11326988
57- (void)y:(int)options {
58    __attribute__((__blocks__(byref))) z firstRange = w(1, 0);
59    options &= ~(1 | 2);
60}
61@end
62
63int Test18799145() { return ^(){return 0;}(); }
64