diff options
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index de255b4..9be9109 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -1333,6 +1333,11 @@ process_options (void) "and -ftree-loop-linear)"); #endif + /* One region RA really helps to decrease the code size. */ + if (flag_ira_region == IRA_REGION_AUTODETECT) + flag_ira_region + = optimize_size || !optimize ? IRA_REGION_ONE : IRA_REGION_MIXED; + /* Unrolling all loops implies that standard loop unrolling must also be done. */ if (flag_unroll_all_loops) |