diff options
Diffstat (limited to 'clang/test/CodeGenCXX/reference-in-block-args.cpp')
-rw-r--r-- | clang/test/CodeGenCXX/reference-in-block-args.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/reference-in-block-args.cpp b/clang/test/CodeGenCXX/reference-in-block-args.cpp new file mode 100644 index 0000000..1ff1ae2 --- /dev/null +++ b/clang/test/CodeGenCXX/reference-in-block-args.cpp @@ -0,0 +1,29 @@ +// RUN: %clang_cc1 -fblocks %s -emit-llvm -o %t +// rdar: // 8041962 + +extern "C" int printf(const char*, ...); + +struct ST { + int filler; + int referrer; +}; + +void OUTER_BLOCK(void (^fixer)(ST& ref)) { + ST ref = {2, 100}; + fixer(ref); +} + +void INNER_BLOCK(int (^largeDo) ()) { + printf("%d\n", largeDo()); +} + +void scan() { + OUTER_BLOCK(^(ST &ref) { + INNER_BLOCK(^() { return ref.referrer + ref.filler; }); + }); + +} + +int main() { + scan(); +} |