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llvm-project/clang/test/FixIt/fixit-recursive-block.c

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improve on diagnostic and provide a fixit hint when an uninitialized block variable is being called inside the block literal. // rdar://10817031 llvm-svn: 152271
2012-03-08 08:22:50 +08:00
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wuninitialized -fblocks -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wuninitialized -fblocks -verify %s
Improve -Wuninitialized warning under ARC for block variables that are recursively captured. Under ARC, a block variable is zero-initialized when it is recursively captured by the block literal initializer. rdar://problem/11022762 llvm-svn: 359049
2019-04-24 07:52:02 +08:00
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wuninitialized -fblocks -x objective-c -fobjc-arc -DARC -verify %s
improve on diagnostic and provide a fixit hint when an uninitialized block variable is being called inside the block literal. // rdar://10817031 llvm-svn: 152271
2012-03-08 08:22:50 +08:00
// rdar://10817031
int main() {
Improve -Wuninitialized warning under ARC for block variables that are recursively captured. Under ARC, a block variable is zero-initialized when it is recursively captured by the block literal initializer. rdar://problem/11022762 llvm-svn: 359049
2019-04-24 07:52:02 +08:00
void (^arc_fail)() = ^() {
#ifdef ARC
// expected-warning@-2 {{block pointer variable 'arc_fail' is null when captured by block}}
#else
// expected-warning@-4 {{block pointer variable 'arc_fail' is uninitialized when captured by block}}
#endif
// expected-note@-6 {{did you mean to use __block 'arc_fail'}}
improve on diagnostic and provide a fixit hint when an uninitialized block variable is being called inside the block literal. // rdar://10817031 llvm-svn: 152271
2012-03-08 08:22:50 +08:00
arc_fail(); // BOOM
};
}
Improve -Wuninitialized warning under ARC for block variables that are recursively captured. Under ARC, a block variable is zero-initialized when it is recursively captured by the block literal initializer. rdar://problem/11022762 llvm-svn: 359049
2019-04-24 07:52:02 +08:00
// CHECK: {8:12-8:12}:"__block "