29 lines
656 B
C
29 lines
656 B
C
// Test this without pch.
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// RUN: %clang_cc1 %s -include %s -verify -fsyntax-only -Wno-sign-compare -Wtautological-compare
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// Test with pch.
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// RUN: %clang_cc1 %s -emit-pch -o %t -Wsign-compare -Wtautological-compare
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// RUN: %clang_cc1 %s -include-pch %t -verify -fsyntax-only -Wno-sign-compare -Wtautological-compare
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// expected-no-diagnostics
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// This tests that diagnostic mappings from PCH are propagated for #pragma
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// diagnostics but not for command-line flags.
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#ifndef HEADER
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#define HEADER
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#pragma clang diagnostic ignored "-Wtautological-compare"
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#else
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int f() {
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int a;
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int b = a==a;
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unsigned x;
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signed y;
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return x == y;
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}
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#endif
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