more tests

Author: jhuber6

clang/test/CodeGen/vector.c

@@ -8,6 +8,10 @@ void test1(void) {
 __v4hi x = {1,2,3};
 __v4hi y = {1,2,3,4};
 
+
+// CHECK: @z = local_unnamed_addr global <8 x float> zeroinitializer
+float z __attribute__((ext_vector_type(8)));
+
 typedef int vty __attribute((vector_size(16)));
 int test2(void) { vty b; return b[2LL]; }
 
@@ -18,9 +22,6 @@ void test3 ( vec4* a, char b, float c ) {
   (*a)[b] = c;
 }
 
-
-
-
 #include <mmintrin.h>
 
 int test4(int argc, char *argv[]) {

clang/test/Sema/vector-ast.c

@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 %s -verify -ast-dump | FileCheck %s
+
+// expected-no-diagnostics
+
+// CHECK: VarDecl {{.*}} x 'int __attribute__((ext_vector_type(4)))'
+int x __attribute__((ext_vector_type(4)));
+
+// CHECK: FunctionDecl {{.*}} 'int () __attribute__((ext_vector_type(4)))'
+int __attribute__((ext_vector_type(4))) foo() { return x; }
+// CHECK:  CompoundStmt
+// CHECK-NEXT: ReturnStmt
+// CHECK-NEXT: ImplicitCastExpr {{.*}} 'int __attribute__((ext_vector_type(4)))' <LValueToRValue>
+// CHECK-NEXT: DeclRefExpr {{.*}} 'int __attribute__((ext_vector_type(4)))' lvalue Var {{.*}} 'x' 'int __attribute__((ext_vector_type(4)))'