diff options
| author | Jan Hubicka <jh@suse.cz> | 2008-09-11 14:36:53 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2008-09-11 12:36:53 +0000 |
| commit | 9e504cda3428a725abe91cd51527a1e31608ab8d (patch) | |
| tree | 76d9f7482d60c660a41473ce7b0a0d42023422c3 /gcc/tree-ssa-pre.c | |
| parent | a97a7ae98b47fb5a421427ab85eb06bcab48e71c (diff) | |
| download | gcc-9e504cda3428a725abe91cd51527a1e31608ab8d.zip gcc-9e504cda3428a725abe91cd51527a1e31608ab8d.tar.gz gcc-9e504cda3428a725abe91cd51527a1e31608ab8d.tar.bz2 | |
* tree-ssa-pre.c (phi_translate_1): Fix memory leak
From-SVN: r140283
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index a54999b..053616d 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -1579,7 +1579,10 @@ phi_translate_1 (pre_expr expr, bitmap_set_t set1, bitmap_set_t set2, VEC_free (vn_reference_op_s, heap, newoperands); if (result && is_gimple_min_invariant (result)) - return get_or_alloc_expr_for_constant (result); + { + gcc_assert (!newoperands); + return get_or_alloc_expr_for_constant (result); + } expr = (pre_expr) pool_alloc (pre_expr_pool); expr->kind = REFERENCE; @@ -1599,11 +1602,13 @@ phi_translate_1 (pre_expr expr, bitmap_set_t set1, bitmap_set_t set2, newref = vn_reference_insert_pieces (newvuses, newoperands, result, new_val_id); + newoperands = NULL; PRE_EXPR_REFERENCE (expr) = newref; get_or_alloc_expression_id (expr); } add_to_value (new_val_id, expr); } + VEC_free (vn_reference_op_s, heap, newoperands); phi_trans_add (oldexpr, expr, pred); return expr; } |