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Diffstat (limited to 'gcc/testsuite/gcc.dg/cpp/directiv.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/cpp/directiv.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/directiv.c b/gcc/testsuite/gcc.dg/cpp/directiv.c new file mode 100644 index 000000000..aafe2ec10 --- /dev/null +++ b/gcc/testsuite/gcc.dg/cpp/directiv.c @@ -0,0 +1,35 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. */ + +/* { dg-do preprocess } */ +/* { dg-options -pedantic } */ + +/* Tests general directive syntax, and directive error recovery. */ + + +/* Test directive name is not expanded. */ +#define foo define +#foo EMPTY /* { dg-error "invalid" } */ + +/* Test # must be first on line. */ +EMPTY #define bar +#ifdef bar +#error bar is defined +#endif + +/* Test form feed and vertical tab warn pedantically, see 6.10 + paragraph 5. Tab is OK. */ +# define something /* { dg-warning "form feed" } */ +#define something_else /* { dg-warning "vertical tab" } */ + #define some thing /* Tab OK, as is form feed before #. */ + +/* Our friend the null directive OK? */ +# + +/* Check newlines end directives, even in function-like macro + invocations. 6.10 paragraph 1. + + Note that the #if is still treated as a conditional, so there + should be no errors about #endif without #if. */ +#define func(x) x +#if func ( /* { dg-error "unterminated argument" } */ +#endif |