1// RUN: %clang_cc1 -pedantic -fixit -x c %s
2// rdar://9091893
3
4#define va_arg(ap, type)    __builtin_va_arg(ap, type)
5typedef __builtin_va_list va_list;
6
7void myFunc() {
8    va_list values;
9
10    int value;
11
12    while (value = va_arg(values, int)) {  // expected-warning {{using the result of an assignment as a condition without parentheses}} \
13                                           // expected-note {{use '==' to turn this assignment into an equality comparison}} \
14					   // expected-note {{place parentheses around the assignment to silence this warning}}
15    }
16}
17