diff options
Diffstat (limited to 'gcc/fwprop.c')
| -rw-r--r-- | gcc/fwprop.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/fwprop.c b/gcc/fwprop.c index fbe432974f4..7c61ca008e5 100644 --- a/gcc/fwprop.c +++ b/gcc/fwprop.c @@ -1056,7 +1056,9 @@ fwprop (void) struct df_ref *use = DF_USES_GET (i); if (use) if (DF_REF_TYPE (use) == DF_REF_REG_USE - || DF_REF_BB (use)->loop_father == NULL) + || DF_REF_BB (use)->loop_father == NULL + /* The outer most loop is not really a loop. */ + || loop_outer (DF_REF_BB (use)->loop_father) == NULL) forward_propagate_into (use); } @@ -1099,7 +1101,9 @@ fwprop_addr (void) struct df_ref *use = DF_USES_GET (i); if (use) if (DF_REF_TYPE (use) != DF_REF_REG_USE - && DF_REF_BB (use)->loop_father != NULL) + && DF_REF_BB (use)->loop_father != NULL + /* The outer most loop is not really a loop. */ + && loop_outer (DF_REF_BB (use)->loop_father) != NULL) forward_propagate_into (use); } |