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| author | Roger Sayle <roger@eyesopen.com> | 2007-01-28 03:48:41 +0000 |
|---|---|---|
| committer | Roger Sayle <sayle@gcc.gnu.org> | 2007-01-28 03:48:41 +0000 |
| commit | 74890d7bbdacf14edfcd1e50bac0e5053a2bdf53 (patch) | |
| tree | 79ff0e900f4c8f77577ddfd6116f7f43015bdc5c /gcc/c-cppbuiltin.c | |
| parent | 5e851559ad1c6b61d9b13b62a6f5bb536c5fbca1 (diff) | |
| download | gcc-74890d7bbdacf14edfcd1e50bac0e5053a2bdf53.zip gcc-74890d7bbdacf14edfcd1e50bac0e5053a2bdf53.tar.gz gcc-74890d7bbdacf14edfcd1e50bac0e5053a2bdf53.tar.bz2 | |
fold-const.c (size_binop): In the fast-paths for X+0...
* fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
1*X check that the constant hasn't overflowed, to preserve the
TREE_OVERFLOW bit.
(round_up): Provide an efficient implementation when rouding-up an
INTEGER_CST to a power-of-two.
* gcc-dg/large-size-array-3.c: New test case.
From-SVN: r121252
Diffstat (limited to 'gcc/c-cppbuiltin.c')
0 files changed, 0 insertions, 0 deletions