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| author | Jan Hubicka <jh@suse.cz> | 2022-04-20 11:00:33 +0200 |
|---|---|---|
| committer | Jan Hubicka <jh@suse.cz> | 2022-04-20 11:00:33 +0200 |
| commit | 0707f4280907c395b543464175411f8155817a9e (patch) | |
| tree | bd65a6b7a3bf6b1adfeb10fa3e5af69b12e39e89 /gcc/testsuite/gcc.c-torture | |
| parent | 2a6d372ba96cc0836bfd46579ad78c1ee5a3cf8a (diff) | |
| download | gcc-0707f4280907c395b543464175411f8155817a9e.zip gcc-0707f4280907c395b543464175411f8155817a9e.tar.gz gcc-0707f4280907c395b543464175411f8155817a9e.tar.bz2 | |
Fix overflows in ipa-modref-tree.cc
gcc/ChangeLog:
2022-04-20 Jan Hubicka <hubicka@ucw.cz>
PR ipa/103818
* ipa-modref-tree.cc (modref_access_node::closer_pair_p): Use
poly_offset_int to avoid overflow.
(modref_access_node::update2): likewise.
gcc/testsuite/ChangeLog:
2022-04-20 Jan Hubicka <hubicka@ucw.cz>
* gcc.c-torture/compile/103818.c: New test.
Diffstat (limited to 'gcc/testsuite/gcc.c-torture')
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/103818.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/103818.c b/gcc/testsuite/gcc.c-torture/compile/103818.c new file mode 100644 index 0000000..e6cbe78 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/103818.c @@ -0,0 +1,12 @@ +/* { dg-do compile { target lp64 } } */ +struct A { int b[1]; }; + +void +foo (struct A *d) +{ + d->b[0] = d->b[-144115188075855873LL] + d->b[11] * d->b[2] + + d->b[0] % d->b[1025] + d->b[5]; + d->b[0] = d->b[144678138029277184LL] + d->b[0] & d->b[-3] * d->b[053] + + d->b[7] ^ d->b[-9] + d->b[14] + d->b[9] % d->b[49] + + d->b[024] + d->b[82] & d->b[4096]; +} |