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-rw-r--r--gcc/modulo-sched.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/modulo-sched.c b/gcc/modulo-sched.c
index f42dd1b..082b059 100644
--- a/gcc/modulo-sched.c
+++ b/gcc/modulo-sched.c
@@ -273,8 +273,9 @@ static struct sched_info sms_sched_info =
or zero if it is not a decrement-and-branch insn. */
static rtx
-doloop_register_get (rtx insn)
+doloop_register_get (rtx insn ATTRIBUTE_UNUSED)
{
+#ifdef HAVE_doloop_end
rtx pattern, reg, condition;
if (! JUMP_P (insn))
@@ -294,6 +295,9 @@ doloop_register_get (rtx insn)
gcc_unreachable ();
return reg;
+#else
+ return NULL_RTX;
+#endif
}
/* Check if COUNT_REG is set to a constant in the PRE_HEADER block, so