diff options
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index fb0575b1..9864e43 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -862,6 +862,9 @@ union_stack_vars (size_t a, size_t b) stack_vars[b].representative = a; stack_vars[a].next = b; + /* Make sure A is big enough to hold B. */ + stack_vars[a].size = upper_bound (stack_vars[a].size, stack_vars[b].size); + /* Update the required alignment of partition A to account for B. */ if (stack_vars[a].alignb < stack_vars[b].alignb) stack_vars[a].alignb = stack_vars[b].alignb; |