blob: aa57e2b17ea27fdbfa7c83610c5c3d3ca173bdd3 [file] [log] [blame]
// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fsyntax-only -verify -Wconversion %s
typedef __attribute__((ext_vector_type(4))) char char4;
typedef __attribute__((ext_vector_type(4))) short short4;
typedef __attribute__((ext_vector_type(1))) float float1;
static void test() {
char4 vc4;
float f;
// Not allowed. There's no splatting conversion between float and int vector,
// and we don't want to bitcast f to vector-of-char (as would happen with the
// old-style vector types).
vc4 += f; // expected-error {{cannot convert between vector values of different size}}
short4 vs4;
long long ll;
// This one is OK; we don't re-interpret ll as short4, rather we splat its
// value, which should produce a warning about clamping.
vs4 += ll; // expected-warning {{implicit conversion loses integer precision}}