diff --git a/gcc/testsuite/gcc.dg/vect/pr112325.c b/gcc/testsuite/gcc.dg/vect/pr112325.c
index 143903beab2..8689fbfe092 100644
--- a/gcc/testsuite/gcc.dg/vect/pr112325.c
+++ b/gcc/testsuite/gcc.dg/vect/pr112325.c
@@ -4,6 +4,7 @@
 /* { dg-require-effective-target vect_shift } */
 /* { dg-additional-options "-mavx2" { target x86_64-*-* i?86-*-* } } */
 /* { dg-additional-options "--param max-completely-peeled-insns=200" { target powerpc64*-*-* } } */
+/* { dg-additional-options "-mlsx" { target loongarch64-*-* } } */
 
 typedef unsigned short ggml_fp16_t;
 static float table_f32_f16[1 << 16];
diff --git a/gcc/testsuite/gcc.dg/vect/pr117888-1.c b/gcc/testsuite/gcc.dg/vect/pr117888-1.c
index 4796a7c83c1..0b31fcdc423 100644
--- a/gcc/testsuite/gcc.dg/vect/pr117888-1.c
+++ b/gcc/testsuite/gcc.dg/vect/pr117888-1.c
@@ -4,6 +4,7 @@
 /* { dg-require-effective-target vect_shift } */
 /* { dg-additional-options "-mavx2" { target x86_64-*-* i?86-*-* } } */
 /* { dg-additional-options "--param max-completely-peeled-insns=200" { target powerpc64*-*-* } } */
+/* { dg-additional-options "-mlsx" { target loongarch64-*-* } } */
 
 typedef unsigned short ggml_fp16_t;
 static float table_f32_f16[1 << 16];