xref: /aosp_15_r20/external/clang/test/Rewriter/rewrite-byref-vars.mm (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -x objective-c++ -Wno-return-type -fblocks -fms-extensions -rewrite-objc -fobjc-runtime=macosx-fragile-10.5 %s -o %t-rw.cpp
2*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -fblocks -Wno-address-of-temporary -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
3*67e74705SXin Li// radar 7540194
4*67e74705SXin Li
5*67e74705SXin Liextern "C" __declspec(dllexport) void BreakTheRewriter(int i) {
6*67e74705SXin Li        __block int aBlockVariable = 0;
7*67e74705SXin Li        void (^aBlock)(void) = ^ {
8*67e74705SXin Li                aBlockVariable = 42;
9*67e74705SXin Li        };
10*67e74705SXin Li        aBlockVariable++;
11*67e74705SXin Li	if (i) {
12*67e74705SXin Li	  __block int bbBlockVariable = 0;
13*67e74705SXin Li	  void (^aBlock)(void) = ^ {
14*67e74705SXin Li                bbBlockVariable = 42;
15*67e74705SXin Li          };
16*67e74705SXin Li        }
17*67e74705SXin Li}
18*67e74705SXin Li
19*67e74705SXin Li__declspec(dllexport) extern "C" __declspec(dllexport) void XXXXBreakTheRewriter(void) {
20*67e74705SXin Li
21*67e74705SXin Li        __block int aBlockVariable = 0;
22*67e74705SXin Li        void (^aBlock)(void) = ^ {
23*67e74705SXin Li                aBlockVariable = 42;
24*67e74705SXin Li        };
25*67e74705SXin Li        aBlockVariable++;
26*67e74705SXin Li        void (^bBlocks)(void) = ^ {
27*67e74705SXin Li                aBlockVariable = 43;
28*67e74705SXin Li        };
29*67e74705SXin Li        void (^c)(void) = ^ {
30*67e74705SXin Li                aBlockVariable = 44;
31*67e74705SXin Li        };
32*67e74705SXin Li
33*67e74705SXin Li}
34*67e74705SXin Li
35*67e74705SXin Li@interface I
36*67e74705SXin Li{
37*67e74705SXin Li   id list;
38*67e74705SXin Li}
39*67e74705SXin Li- (void) Meth;
40*67e74705SXin Li// radar 7589385 use before definition
41*67e74705SXin Li- (void) allObjects;
42*67e74705SXin Li@end
43*67e74705SXin Li
44*67e74705SXin Li@implementation I
45*67e74705SXin Li// radar 7589385 use before definition
46*67e74705SXin Li- (void) allObjects {
47*67e74705SXin Li    __attribute__((__blocks__(byref))) id *listp;
48*67e74705SXin Li
49*67e74705SXin Li    ^(void) {
50*67e74705SXin Li      *listp++ = 0;
51*67e74705SXin Li    };
52*67e74705SXin Li}
53*67e74705SXin Li- (void) Meth { __attribute__((__blocks__(byref))) void ** listp = (void **)list; }
54*67e74705SXin Li@end
55*67e74705SXin Li
56*67e74705SXin Li// $CLANG -cc1 -fms-extensions -rewrite-objc -fobjc-runtime=macosx-fragile-10.5 -x objective-c++ -fblocks bug.mm
57*67e74705SXin Li// g++ -c -D"__declspec(X)=" bug.cpp
58