1 // RUN: %clang_cc1 -fblocks %s -emit-llvm -o %t 2 // rdar: // 8041962 3 4 extern "C" int printf(const char*, ...); 5 6 struct ST { 7 int filler; 8 int referrer; 9 }; 10 11 void OUTER_BLOCK(void (^fixer)(ST& ref)) { 12 ST ref = {2, 100}; 13 fixer(ref); 14 } 15 16 void INNER_BLOCK(int (^largeDo) ()) { 17 printf("%d\n", largeDo()); 18 } 19 scan()20void scan() { 21 OUTER_BLOCK(^(ST &ref) { 22 INNER_BLOCK(^() { return ref.referrer + ref.filler; }); 23 }); 24 25 } 26 main()27int main() { 28 scan(); 29 } 30