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| author | Richard Guenther <rguenth@gcc.gnu.org> | 2005-02-10 15:16:51 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2005-02-10 15:16:51 +0000 |
| commit | ba78d4526f495d25a2d23025a4d782bfe73b591b (patch) | |
| tree | 5744c490757838cc1805f58f3651b6c7d2e97ee2 /gcc/testsuite/gcc.dg/builtins-52.c | |
| parent | 537f4eb35d1fa192c85ea5dc8335ecabc0024bae (diff) | |
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builtins.c (fold_builtin_powi): New function.
2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
* builtins.c (fold_builtin_powi): New function.
(fold_builtin_1): Call it.
* gcc.dg/builtins-52.c: New testcase.
From-SVN: r94831
Diffstat (limited to 'gcc/testsuite/gcc.dg/builtins-52.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/builtins-52.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/builtins-52.c b/gcc/testsuite/gcc.dg/builtins-52.c new file mode 100644 index 0000000..684fd66 --- /dev/null +++ b/gcc/testsuite/gcc.dg/builtins-52.c @@ -0,0 +1,23 @@ +/* { dg-do link } */ +/* { dg-options "-ffast-math" } */ + +extern void link_error(void); + +void test(double x, int n) +{ + if (__builtin_powi(x,-1.0) != 1.0/x) + link_error (); + if (__builtin_powi(x,0.0) != 1.0) + link_error (); + if (__builtin_powi(x,1.0) != x) + link_error (); + if (__builtin_powi(1.0,n) != 1.0) + link_error (); +} + +int main() +{ + test(7.3, 2); + return 0; +} + |