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| author | Alexandre Oliva <aoliva@redhat.com> | 2010-03-06 20:28:04 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2010-03-06 20:28:04 +0000 |
| commit | aba09491c27cb6e9a908ebc2fde41a41a1f0ee5b (patch) | |
| tree | 094a0a83ba7bbad79abdcda20bb19b8498813e4f /gcc | |
| parent | 60d7a09b0671c2167248e0a6afee6920a18108ab (diff) | |
| download | gcc-aba09491c27cb6e9a908ebc2fde41a41a1f0ee5b.zip gcc-aba09491c27cb6e9a908ebc2fde41a41a1f0ee5b.tar.gz gcc-aba09491c27cb6e9a908ebc2fde41a41a1f0ee5b.tar.bz2 | |
re PR debug/42897 (yet another ice in verify_ssa)
PR debug/42897
* tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
uses of relevant DEFs that are dead outside the loop too.
From-SVN: r157258
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 14 |
2 files changed, 13 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4871476..528ca32 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-03-06 Alexandre Oliva <aoliva@redhat.com> + + PR debug/42897 + * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug + uses of relevant DEFs that are dead outside the loop too. + 2010-03-06 Alexandre Oliva <aoliva@redhat.com> * var-tracking.c (dataflow_set_merge): Swap src and src2. diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 16aa242..afbd342 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4236,13 +4236,12 @@ vect_transform_loop (loop_vec_info loop_vinfo) if (!stmt_info) continue; + if (MAY_HAVE_DEBUG_STMTS && !STMT_VINFO_LIVE_P (stmt_info)) + vect_loop_kill_debug_uses (loop, phi); + if (!STMT_VINFO_RELEVANT_P (stmt_info) && !STMT_VINFO_LIVE_P (stmt_info)) - { - if (MAY_HAVE_DEBUG_STMTS) - vect_loop_kill_debug_uses (loop, phi); - continue; - } + continue; if ((TYPE_VECTOR_SUBPARTS (STMT_VINFO_VECTYPE (stmt_info)) != (unsigned HOST_WIDE_INT) vectorization_factor) @@ -4279,11 +4278,12 @@ vect_transform_loop (loop_vec_info loop_vinfo) continue; } + if (MAY_HAVE_DEBUG_STMTS && !STMT_VINFO_LIVE_P (stmt_info)) + vect_loop_kill_debug_uses (loop, stmt); + if (!STMT_VINFO_RELEVANT_P (stmt_info) && !STMT_VINFO_LIVE_P (stmt_info)) { - if (MAY_HAVE_DEBUG_STMTS) - vect_loop_kill_debug_uses (loop, stmt); gsi_next (&si); continue; } |