xref: /llvm-project/clang/test/CodeGenCXX/block-byref.cpp (revision 1b9a6e58a8b831193c9e5e733f881aabe0d2d06b) 
1 // RUN: %clang_cc1 %s -fblocks -triple x86_64-apple-darwin -std=c++11 -emit-llvm -o - | FileCheck %s
2 // REQUIRES: x86-registered-target
3 
4 // CHECK: @b ={{.*}} global i32 0,
5 
6 // CHECK: define {{.*}}void @{{.*}}test{{.*}}_block_invoke(
7 // CHECK: store i32 2, ptr @b,
8 // CHECK: ret void
9 
10 int b;
11 
test()12 void test() {
13   int &a = b;
14   ^{ a = 2; };
15 }
16