diff options
Diffstat (limited to 'gcc/tree-ssa-copyrename.c')
| -rw-r--r-- | gcc/tree-ssa-copyrename.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/gcc/tree-ssa-copyrename.c b/gcc/tree-ssa-copyrename.c index 88a156bab76..3e01b6efab9 100644 --- a/gcc/tree-ssa-copyrename.c +++ b/gcc/tree-ssa-copyrename.c @@ -296,6 +296,8 @@ rename_ssa_copies (void) FILE *debug; bool updated = false; + memset (&stats, 0, sizeof (stats)); + if (dump_file && (dump_flags & TDF_DETAILS)) debug = dump_file; else @@ -355,16 +357,15 @@ rename_ssa_copies (void) if (!part_var) continue; var = ssa_name (x); + if (SSA_NAME_VAR (var) == SSA_NAME_VAR (part_var)) + continue; if (debug) { - if (SSA_NAME_VAR (var) != SSA_NAME_VAR (part_var)) - { - fprintf (debug, "Coalesced "); - print_generic_expr (debug, var, TDF_SLIM); - fprintf (debug, " to "); - print_generic_expr (debug, part_var, TDF_SLIM); - fprintf (debug, "\n"); - } + fprintf (debug, "Coalesced "); + print_generic_expr (debug, var, TDF_SLIM); + fprintf (debug, " to "); + print_generic_expr (debug, part_var, TDF_SLIM); + fprintf (debug, "\n"); } stats.coalesced++; replace_ssa_name_symbol (var, SSA_NAME_VAR (part_var)); |