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-rw-r--r--gcc/cfgexpand.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c
index 5e23bc2..9b3259d 100644
--- a/gcc/cfgexpand.c
+++ b/gcc/cfgexpand.c
@@ -1124,6 +1124,11 @@ expand_stack_vars (bool (*pred) (size_t), struct stack_vars_data *data)
&& frame_offset.is_constant (&prev_offset)
&& stack_vars[i].size.is_constant ())
{
+ if (data->asan_vec.is_empty ())
+ {
+ alloc_stack_frame_space (0, ASAN_RED_ZONE_SIZE);
+ prev_offset = frame_offset.to_constant ();
+ }
prev_offset = align_base (prev_offset,
MAX (alignb, ASAN_MIN_RED_ZONE_SIZE),
!FRAME_GROWS_DOWNWARD);