diff options
| author | Martin Sebor <msebor@gcc.gnu.org> | 2016-11-24 15:45:18 -0700 |
|---|---|---|
| committer | Martin Sebor <msebor@gcc.gnu.org> | 2016-11-24 15:45:18 -0700 |
| commit | d7b0fcaa39bc612b4b80fb1529d19ef3c1c842ea (patch) | |
| tree | 7ee68f768e332dc043f3d3122d0c2568c3153af3 /gcc/tree-vrp.c | |
| parent | 6f8bb7637206ba0ea0b736dc3528bbb76d074c47 (diff) | |
| download | gcc-d7b0fcaa39bc612b4b80fb1529d19ef3c1c842ea.zip gcc-d7b0fcaa39bc612b4b80fb1529d19ef3c1c842ea.tar.gz gcc-d7b0fcaa39bc612b4b80fb1529d19ef3c1c842ea.tar.bz2 | |
PR tree-optimization/78476 - snprintf(0, 0, ...) with known arguments not optimized away
gcc/testsuite/ChangeLog:
PR tree-optimization/78476
* gcc.dg/tree-ssa/builtin-sprintf-5.c: New test.
gcc/ChangeLog:
PR tree-optimization/78476
* gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
Add a member.
(handle_gimple_call): Adjust signature.
(try_substitute_return_value): Remove calls to bounded functions
with zero buffer size whose result is known.
(pass_sprintf_length::execute): Adjust call to handle_gimple_call.
From-SVN: r242854
Diffstat (limited to 'gcc/tree-vrp.c')
0 files changed, 0 insertions, 0 deletions