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// RUN: %clang_cc1 -Weverything -fsyntax-only -verify %s
// Test that the pragma overrides command line option -Weverythings,
// a diagnostic with DefaultIgnore. This is part of a group 'unused-macro'
// but -Weverything forces it
#define UNUSED_MACRO1 1 // expected-warning{{macro is not used}}
void foo(void) // expected-warning {{no previous prototype for function}}
// expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}}
{
// A diagnostic without DefaultIgnore, and not part of a group.
(void) 'ab'; // expected-warning {{multi-character character constant}}
#pragma clang diagnostic warning "-Weverything" // Should not change anyhting.
#define UNUSED_MACRO2 1 // expected-warning{{macro is not used}}
(void) 'cd'; // expected-warning {{multi-character character constant}}
#pragma clang diagnostic ignored "-Weverything" // Ignore warnings now.
#define UNUSED_MACRO2 1 // no warning
(void) 'ef'; // no warning here
#pragma clang diagnostic warning "-Weverything" // Revert back to warnings.
#define UNUSED_MACRO3 1 // expected-warning{{macro is not used}}
(void) 'gh'; // expected-warning {{multi-character character constant}}
#pragma clang diagnostic error "-Weverything" // Give errors now.
#define UNUSED_MACRO4 1 // expected-error{{macro is not used}}
(void) 'ij'; // expected-error {{multi-character character constant}}
}