1 // Test this without pch. 2 // RUN: %clang_cc1 %s -include %s -verify -fsyntax-only 3 4 // Test with pch. 5 // RUN: %clang_cc1 %s -emit-pch -o %t 6 // RUN: %clang_cc1 %s -include-pch %t -verify -fsyntax-only 7 8 #ifndef HEADER 9 #define HEADER 10 11 #pragma clang diagnostic ignored "-Wtautological-compare" 12 13 #else 14 15 void f() { 16 int a = 0; 17 int b = a==a; 18 } 19 20 #endif 21