Add the clang library to the repo (with some of my changes, too).

1 files changed, 38 insertions, 0 deletions

diff --git a/clang/test/Sema/vector-cast.c b/clang/test/Sema/vector-cast.c
new file mode 100644
index 0000000..f1cf013
--- /dev/null
+++ b/clang/test/Sema/vector-cast.c
@@ -0,0 +1,38 @@
+// RUN: %clang_cc1 -fsyntax-only %s -verify -Wvector-conversion
+
+typedef long long t1 __attribute__ ((vector_size (8)));
+typedef char t2 __attribute__ ((vector_size (16)));
+typedef float t3 __attribute__ ((vector_size (16)));
+
+void f()
+{  
+  t1 v1;
+  t2 v2;
+  t3 v3;
+  
+  v2 = (t2)v1; // -expected-error {{invalid conversion between vector type \
+'t2' and 't1' of different size}}
+  v1 = (t1)v2; // -expected-error {{invalid conversion between vector type \
+'t1' and 't2' of different size}}
+  v3 = (t3)v2;
+  
+  v1 = (t1)(char *)10; // -expected-error {{invalid conversion between vector \
+type 't1' and scalar type 'char *'}}
+  v1 = (t1)(long long)10;
+  v1 = (t1)(short)10; // -expected-error {{invalid conversion between vector \
+type 't1' and integer type 'short' of different size}}
+  
+  long long r1 = (long long)v1;
+  short r2 = (short)v1; // -expected-error {{invalid conversion between vector \
+type 't1' and integer type 'short' of different size}}
+  char *r3 = (char *)v1; // -expected-error {{invalid conversion between vector\
+ type 't1' and scalar type 'char *'}}
+}
+
+
+void f2(t2 X); // expected-note{{passing argument to parameter 'X' here}}
+
+void f3(t3 Y) {
+  f2(Y);  // expected-warning {{incompatible vector types passing 't3' to parameter of type 't2'}}
+}
+