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| author | Alexandre Oliva <aoliva@redhat.com> | 2010-03-06 20:30:10 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2010-03-06 20:30:10 +0000 |
| commit | cd6549e843ab1b0b32621e2d6471e183d6600f0f (patch) | |
| tree | 7aff0bd82f942c85e0e626a413ea79809f0f95e5 /gcc | |
| parent | aba09491c27cb6e9a908ebc2fde41a41a1f0ee5b (diff) | |
| download | gcc-cd6549e843ab1b0b32621e2d6471e183d6600f0f.zip gcc-cd6549e843ab1b0b32621e2d6471e183d6600f0f.tar.gz gcc-cd6549e843ab1b0b32621e2d6471e183d6600f0f.tar.bz2 | |
re PR debug/42897 (yet another ice in verify_ssa)
PR debug/42897
* gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
permanently.
From-SVN: r157259
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimple-iterator.c | 3 | ||||
| -rw-r--r-- | gcc/tree-phinodes.c | 4 |
3 files changed, 12 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 528ca32..dfbbb24 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,6 +1,12 @@ 2010-03-06 Alexandre Oliva <aoliva@redhat.com> PR debug/42897 + * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed + permanently. + +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. diff --git a/gcc/gimple-iterator.c b/gcc/gimple-iterator.c index 9a3c382..7d5d610 100644 --- a/gcc/gimple-iterator.c +++ b/gcc/gimple-iterator.c @@ -474,7 +474,8 @@ gsi_remove (gimple_stmt_iterator *i, bool remove_permanently) gimple_seq_node cur, next, prev; gimple stmt = gsi_stmt (*i); - insert_debug_temps_for_defs (i); + if (gimple_code (stmt) != GIMPLE_PHI) + insert_debug_temps_for_defs (i); /* Free all the data flow information for STMT. */ gimple_set_bb (stmt, NULL); diff --git a/gcc/tree-phinodes.c b/gcc/tree-phinodes.c index 6e63ed4..52aee78 100644 --- a/gcc/tree-phinodes.c +++ b/gcc/tree-phinodes.c @@ -473,6 +473,10 @@ void remove_phi_node (gimple_stmt_iterator *gsi, bool release_lhs_p) { gimple phi = gsi_stmt (*gsi); + + if (release_lhs_p) + insert_debug_temps_for_defs (gsi); + gsi_remove (gsi, false); /* If we are deleting the PHI node, then we should release the |