diff options
Diffstat (limited to 'test/Preprocessor/if_warning.c')
-rw-r--r-- | test/Preprocessor/if_warning.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/Preprocessor/if_warning.c b/test/Preprocessor/if_warning.c new file mode 100644 index 0000000..5567513 --- /dev/null +++ b/test/Preprocessor/if_warning.c @@ -0,0 +1,21 @@ +// RUN: clang-cc %s -Eonly -Werror=undef -verify && +// RUN: clang-cc %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 |