[rustc.git] / src / llvm / tools / clang / test / Preprocessor / if_warning.c

// RUN: %clang_cc1 %s -Eonly -Werror=undef -verify
// RUN: %clang_cc1 %s -Eonly -Werror-undef -verify

extern int x;

#if foo   // expected-error {{'foo' is not defined, evaluates to 0}}
#endif

#ifdef foo
#endif

#if defined(foo)
#endif


// PR3938
#if 0
#ifdef D
#else 1       // Should not warn due to C99 6.10p4
#endif
#endif

// rdar://9475098
#if 0
#else 1   // expected-warning {{extra tokens}}
#endif

// PR6852
#if 'somesillylongthing'  // expected-warning {{character constant too long for its type}} \
                          // expected-warning {{multi-character character constant}}
#endif
Commit	Line	Data
223e47cc LB	1	// RUN: %clang_cc1 %s -Eonly -Werror=undef -verify
	2	// RUN: %clang_cc1 %s -Eonly -Werror-undef -verify
	3
	4	extern int x;
	5
	6	#if foo // expected-error {{'foo' is not defined, evaluates to 0}}
	7	#endif
	8
	9	#ifdef foo
	10	#endif
	11
	12	#if defined(foo)
	13	#endif
	14
	15
	16	// PR3938
	17	#if 0
	18	#ifdef D
	19	#else 1 // Should not warn due to C99 6.10p4
	20	#endif
	21	#endif
	22
	23	// rdar://9475098
	24	#if 0
	25	#else 1 // expected-warning {{extra tokens}}
	26	#endif
	27
	28	// PR6852
	29	#if 'somesillylongthing' // expected-warning {{character constant too long for its type}} \
	30	// expected-warning {{multi-character character constant}}
	31	#endif