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| author | Martin Jambor <mjambor@suse.cz> | 2010-01-13 19:47:19 +0100 |
|---|---|---|
| committer | Martin Jambor <jamborm@gcc.gnu.org> | 2010-01-13 19:47:19 +0100 |
| commit | 19656178bc77d347cb674bb990bb5c9e1476df4a (patch) | |
| tree | 59b36f18584c6d5e63168a4f9345044923958f28 /gcc/tree-sra.c | |
| parent | 2a2ace66e98b4f4c2ad908a62c8c611f1afb3f3d (diff) | |
| download | gcc-19656178bc77d347cb674bb990bb5c9e1476df4a.zip gcc-19656178bc77d347cb674bb990bb5c9e1476df4a.tar.gz gcc-19656178bc77d347cb674bb990bb5c9e1476df4a.tar.bz2 | |
re PR tree-optimization/42704 (ICE in verify_ssa after early SRA)
2010-01-13 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42704
* tree-sra.c (sra_modify_assign): Do not delete assignments to
SSA_NAMEs.
* testsuite/g++.dg/torture/pr42704.C: New test.
From-SVN: r155865
Diffstat (limited to 'gcc/tree-sra.c')
| -rw-r--r-- | gcc/tree-sra.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index 38b3cf5..e9766d7 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -2533,7 +2533,9 @@ sra_modify_assign (gimple *stmt, gimple_stmt_iterator *gsi, { if (access_has_children_p (racc)) { - if (!racc->grp_unscalarized_data) + if (!racc->grp_unscalarized_data + /* Do not remove SSA name definitions (PR 42704). */ + && TREE_CODE (lhs) != SSA_NAME) { generate_subtree_copies (racc->first_child, lhs, racc->offset, 0, 0, gsi, |