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| author | Paolo Bonzini <bonzini@gnu.org> | 2005-11-07 10:34:13 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2005-11-07 10:34:13 +0000 |
| commit | d8e1f97b7ea613d9cf460f470f84525abb4e8c8b (patch) | |
| tree | c296ec86b416c6310ca0de88a50c61c472ffb68f /gcc/testsuite/gcc.dg/overflow-2.c | |
| parent | ab900bfa4d485263b9744e4a56ba047ac071d272 (diff) | |
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c-typeck.c (build_c_cast): Try using a shared constant...
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.
From-SVN: r106587
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 0000000..23c22a6 --- /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; +} |