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| author | Linus Torvalds <torvalds@home.osdl.org> | 2003-07-17 23:28:03 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-07 21:00:56 -0700 |
| commit | 10e9653b49d81800837f1e7c8ea39039cb32a27f (patch) | |
| tree | bcdb20c427ad8e97810d2623cea5f86b60c3820b /validation | |
| parent | 8d121d51b6f88e90d166af84d098c6e3af066a87 (diff) | |
| download | sparse-dev-10e9653b49d81800837f1e7c8ea39039cb32a27f.tar.gz | |
Add two preprocessor test-cases from comp.std.c.
We actually pass one of them, surprise surprise.
I should add a few more that highlight the known
problems in token pasting etc, but I'm lazy. The
C preprocessor is a bitch.
Diffstat (limited to 'validation')
| -rw-r--r-- | validation/preprocessor1.c | 14 | ||||
| -rw-r--r-- | validation/preprocessor2.c | 15 |
2 files changed, 29 insertions, 0 deletions
diff --git a/validation/preprocessor1.c b/validation/preprocessor1.c new file mode 100644 index 00000000..5ae20aab --- /dev/null +++ b/validation/preprocessor1.c @@ -0,0 +1,14 @@ +/* + * This makes us really hurl chunks, causing + * infinite recursion until we run out of stack. + * + * It _should_ result in just a single plain + * + * "foo" + * + * (without the quotes). + */ +#define func(x) x +#define bar func( +#define foo bar foo +foo ) diff --git a/validation/preprocessor2.c b/validation/preprocessor2.c new file mode 100644 index 00000000..340938ee --- /dev/null +++ b/validation/preprocessor2.c @@ -0,0 +1,15 @@ +/* + * This one we happen to get right. + * + * It should result in a simple + * + * a + b + * + * for a proper preprocessor. + */ +#define TWO a, b + +#define UNARY(x) BINARY(x) +#define BINARY(x, y) x + y + +UNARY(TWO) |