diff options
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index b0cab51..fb7b537 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -951,7 +951,8 @@ expand_builtin_setjmp_receiver (rtx receiver_label ATTRIBUTE_UNUSED) /* We must not allow the code we just generated to be reordered by scheduling. Specifically, the update of the frame pointer must - happen immediately, not later. */ + happen immediately, not later. Similarly, we must block + (frame-related) register values to be used across this code. */ emit_insn (gen_blockage ()); } |