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| author | Richard Biener <rguenther@suse.de> | 2017-01-19 12:00:42 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-01-19 12:00:42 +0000 |
| commit | ed20a004e1fe1423e1e6fb2b47a3aeeb5c5a71ab (patch) | |
| tree | fe6bd0f7fea026e472399bddbda7229a229da268 /gcc/tree-ssa-sccvn.c | |
| parent | 4f94fa1186d071b2f4b5d864acb4b0427cb63368 (diff) | |
| download | gcc-ed20a004e1fe1423e1e6fb2b47a3aeeb5c5a71ab.zip gcc-ed20a004e1fe1423e1e6fb2b47a3aeeb5c5a71ab.tar.gz gcc-ed20a004e1fe1423e1e6fb2b47a3aeeb5c5a71ab.tar.bz2 | |
re PR rtl-optimization/72488 (wrong code (SIGFPE) at -Os and above on x86_64-linux-gnu (in the 64-bit mode))
2017-01-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/72488
* tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
sure to restore SSA info.
* tree-ssa.c (verify_ssa): Verify SSA info is not shared.
From-SVN: r244623
Diffstat (limited to 'gcc/tree-ssa-sccvn.c')
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 97e17bb..8a9fff5 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -4844,6 +4844,7 @@ run_scc_vn (vn_lookup_kind default_vn_walk_kind_) walker.walk (ENTRY_BLOCK_PTR_FOR_FN (cfun)); if (walker.fail) { + scc_vn_restore_ssa_info (); free_scc_vn (); return false; } |