1 /* RUN: clang-cc -E %s -x=c++ | grep block_1 &&
2    RUN: clang-cc -E %s -x=c++ | not grep block_2 &&
3    RUN: clang-cc -E %s -x=c | not grep block
4 */
5 
6 #if true
7 block_1
8 #endif
9 
10 #if false
11 block_2
12 #endif
13 
14