diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-11-12 14:16:05 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-11-12 14:16:05 +0000 |
| commit | 3778af0549b6f0ac590b09a2ab46a57de4e28784 (patch) | |
| tree | fb294631ce72ef4c2afc3cd1f59f93a16cf0896a /gcc/testsuite/gcc.c-torture/execute/pr34070-1.c | |
| parent | d997554fab3294d8fb2646702dca35f768d30591 (diff) | |
| download | gcc-3778af0549b6f0ac590b09a2ab46a57de4e28784.tar.gz | |
2007-11-12 Richard Guenther <rguenther@suse.de>
PR middle-end/34070
* fold-const.c (fold_binary): If testing for non-negative
operands with tree_expr_nonnegative_warnv_p make sure to
use op0 which has all (sign) conversions retained.
* gcc.c-torture/execute/pr34070-1.c: New testcase.
* gcc.c-torture/execute/pr34070-2.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130098 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/pr34070-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/pr34070-1.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr34070-1.c b/gcc/testsuite/gcc.c-torture/execute/pr34070-1.c new file mode 100644 index 00000000000..6589bb0c095 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/pr34070-1.c @@ -0,0 +1,13 @@ +extern void abort (void); + +int f(unsigned int x) +{ + return ((int)x) % 4; +} + +int main() +{ + if (f(-1) != -1) + abort (); + return 0; +} |