diff options
| author | bonzini <bonzini@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-11-07 10:34:13 +0000 |
|---|---|---|
| committer | bonzini <bonzini@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-11-07 10:34:13 +0000 |
| commit | 84086eb09d2bf53295f344f31adf5123f72c173c (patch) | |
| tree | c296ec86b416c6310ca0de88a50c61c472ffb68f /gcc/testsuite/gcc.dg/overflow-2.c | |
| parent | c049cb4d7b6101b7701a5908703cec41af16719e (diff) | |
| download | gcc-84086eb09d2bf53295f344f31adf5123f72c173c.tar.gz | |
2005-11-07 Paolo Bonzini <bonzini@gnu.org>
* c-typeck.c (build_c_cast): Try using a shared constant, and see
if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
testsuite:
2005-11-07 Paolo Bonzini <bonzini@gnu.org>
* gcc.dg/overflow-2.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@106587 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/overflow-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/overflow-2.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/overflow-2.c b/gcc/testsuite/gcc.dg/overflow-2.c new file mode 100644 index 00000000000..23c22a65de1 --- /dev/null +++ b/gcc/testsuite/gcc.dg/overflow-2.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-std=c99 -pedantic-errors" } */ + +/* PR c/24599 */ + +int +main (void) +{ + if ((_Bool)(__INT_MAX__ + 1)) /* { dg-warning "overflow in expression" } */ + return 1; + else + return 0; +} |