1 // RUN: %clang_cc1 -DA= -DB=1 -verify -fsyntax-only %s
2 // expected-no-diagnostics
3 
4 int a[(B A) == 1 ? 1 : -1];
5 
6 
7 // PR13747 - Don't warn about unused results with statement exprs in macros.
8 void stuff(int,int,int);
9 #define memset(x,y,z) ({ stuff(x,y,z); x; })
10 
11 void foo(int a, int b, int c) {
12   memset(a,b,c);  // No warning!
13 }
14