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Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 8e22e20..ae3e66d 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -1695,7 +1695,8 @@ add_to_sets (tree var, tree expr, vuse_optype vuses, bitmap_set_t s1, if (var != expr) vn_add (var, val, NULL); - bitmap_insert_into_set (s1, var); + if (s1) + bitmap_insert_into_set (s1, var); bitmap_value_insert_into_set (s2, var); } @@ -1881,8 +1882,7 @@ compute_avail (void) for (j = 0; j < NUM_USES (STMT_USE_OPS (stmt)); j++) { tree use = USE_OP (STMT_USE_OPS (stmt), j); - add_to_sets (use, use, NULL, TMP_GEN (block), - AVAIL_OUT (block)); + add_to_sets (use, use, NULL, NULL, AVAIL_OUT (block)); } } |