Add '-fdump-tree-optimized' to this testcases.
gcc/testsuite/ChangeLog:
* gcc.target/loongarch/lasx-andn-iorn.c:
Add '-fdump-tree-optimized'.
* gcc.target/loongarch/lsx-andn-iorn.c:
Likewise.
#include "./lsx-andn-iorn.c"
/* { dg-do compile } */
-/* { dg-options "-O2 -mlasx -ftree-vectorize" } */
+/* { dg-options "-O2 -mlasx -ftree-vectorize -fdump-tree-optimized" } */
/* We should produce a BIT_ANDC and BIT_IORC here. */
/* { dg-do compile } */
-/* { dg-options "-O2 -mlsx -ftree-vectorize" } */
+/* { dg-options "-O2 -mlsx -ftree-vectorize -fdump-tree-optimized" } */
#ifndef N
#define N 4