diff options
Diffstat (limited to 'gcc/tree-ssa-loop-ivopts.c')
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index ae3c32b..c44567f 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -2819,6 +2819,9 @@ prepare_decl_rtl (tree *expr_p, int *ws, void *data) case SSA_NAME: *ws = 0; obj = SSA_NAME_VAR (*expr_p); + /* Defer handling of anonymous SSA_NAMEs to the expander. */ + if (!obj) + return NULL_TREE; if (!DECL_RTL_SET_P (obj)) x = gen_raw_REG (DECL_MODE (obj), (*regno)++); break; @@ -4966,6 +4969,7 @@ determine_iv_cost (struct ivopts_data *data, struct iv_cand *cand) The reason is to make debugging simpler; so this is not relevant for artificial ivs created by other optimization passes. */ if (cand->pos != IP_ORIGINAL + || !SSA_NAME_VAR (cand->var_before) || DECL_ARTIFICIAL (SSA_NAME_VAR (cand->var_before))) cost++; |