diff options
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -585,7 +585,7 @@ verify_local_live_at_start (regset new_live_at_start, basic_block bb) /* Updates life information starting with the basic blocks set in BLOCKS. If BLOCKS is null, consider it to be the universal set. - If EXTENT is UPDATE_LIFE_LOCAL, such as after splitting or peepholeing, + If EXTENT is UPDATE_LIFE_LOCAL, such as after splitting or peepholing, we are only expecting local modifications to basic blocks. If we find extra registers live at the beginning of a block, then we either killed useful data, or we have a broken split that wants data not provided. |