File: pragma-diag.c

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llvm-toolchain-3.9 1%3A3.9.1-9
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// Test this without pch.
// RUN: %clang_cc1 %s -include %s -verify -fsyntax-only

// Test with pch.
// RUN: %clang_cc1 %s -emit-pch -o %t
// RUN: %clang_cc1 %s -include-pch %t -verify -fsyntax-only

// expected-no-diagnostics

#ifndef HEADER
#define HEADER

#pragma clang diagnostic ignored "-Wtautological-compare"

#else

void f() {
  int a = 0;
  int b = a==a;
}

#endif