diff --git a/tccgen.c b/tccgen.c
index beb88af1..a4897f66 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -4863,6 +4863,7 @@ static void decl_initializer(CType *type, Section *sec, unsigned long c,
     CType *t1;
 
     if (type->t & VT_VLA) {
+#if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
         int a;
         CValue retcval;
 
@@ -4877,6 +4878,9 @@ static void decl_initializer(CType *type, Section *sec, unsigned long c,
         vswap();
         vstore();
         vpop();
+#else
+        error("variable length arrays unsupported for this target");
+#endif
     } else if (type->t & VT_ARRAY) {
         s = type->ref;
         n = s->c;