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Diffstat (limited to 'gcc/tree-into-ssa.c')
| -rw-r--r-- | gcc/tree-into-ssa.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c index 97ddc73..812e9a9 100644 --- a/gcc/tree-into-ssa.c +++ b/gcc/tree-into-ssa.c @@ -619,8 +619,7 @@ add_new_name_mapping (tree new, tree old) WALK_DATA->GLOBAL_DATA->KILLS. 2- If S uses a variable VAR and there is no preceding kill of VAR, - then it is marked in marked in the LIVEIN_BLOCKS bitmap - associated with VAR. + then it is marked in the LIVEIN_BLOCKS bitmap associated with VAR. This information is used to determine which variables are live across block boundaries to reduce the number of PHI nodes |