diff --git a/test/Parser/altivec.c b/test/Parser/altivec.c
index a3e8183..ed14457 100644
--- a/test/Parser/altivec.c
+++ b/test/Parser/altivec.c
@@ -40,6 +40,8 @@
 void f_a(vector int a);
 void f_a2(int b, vector int a);
 
+vector int v = (vector int)(-1);
+
 // These should have warnings.
 __vector long vv_l;                 // expected-warning {{Use of 'long' with '__vector' is deprecated}}
 __vector signed long vv_sl;         // expected-warning {{Use of 'long' with '__vector' is deprecated}}
diff --git a/test/Parser/cxx-altivec.cpp b/test/Parser/cxx-altivec.cpp
index 7f7a9d2..66d4f32 100644
--- a/test/Parser/cxx-altivec.cpp
+++ b/test/Parser/cxx-altivec.cpp
@@ -41,6 +41,8 @@
 void f_a(vector int a);
 void f_a2(int b, vector int a);
 
+vector int v = (vector int)(-1);
+
 // These should have warnings.
 __vector long vv_l;                 // expected-warning {{Use of 'long' with '__vector' is deprecated}}
 __vector signed long vv_sl;         // expected-warning {{Use of 'long' with '__vector' is deprecated}}