test/FrontendC++/2009-06-30-ByrefBlock.cpp

   1 // Insure __block_holder_tmp is allocated on the stack.
   2 // RUN: %llvmgxx %s -S -O2 -o - | egrep {__block_holder_tmp.*alloca}
   3 // <rdar://problem/5865221>
   4 extern void fubar_dispatch_sync(void (^PP)(void));
   5 void fubar() {
   6   __block void *voodoo;
   7  fubar_dispatch_sync(^(void){voodoo=0;});
   8 }