@@ -3259,9 +3259,9 @@ riscv_block_move_loop (rtx dest, rtx src, unsigned HOST_WIDE_INT length,
bool
riscv_expand_block_move (rtx dest, rtx src, rtx length)
{
- unsigned HOST_WIDE_INT hwi_length = UINTVAL (length);
if (CONST_INT_P (length))
{
+ unsigned HOST_WIDE_INT hwi_length = UINTVAL (length);
unsigned HOST_WIDE_INT factor, align;
align = MIN (MIN (MEM_ALIGN (src), MEM_ALIGN (dest)), BITS_PER_WORD);
new file mode 100644
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-options "-O" } */
+char n;
+void *i, *j;
+void foo(void) {
+ __builtin_memcpy(i, j, n);
+}