Revert "Remove isCastable since nothing uses it now"

[oota-llvm.git] / unittests / IR / InstructionsTest.cpp

diff --git a/unittests/IR/InstructionsTest.cpp b/unittests/IR/InstructionsTest.cpp
index 8f4f1945d50cb3b064ba14b851a3ff680e892e8d..34d662dcb343d8321128f068746e4cdc838ead52 100644 (file)
--- a/unittests/IR/InstructionsTest.cpp
+++ b/unittests/IR/InstructionsTest.cpp
@@ -149,6 +149,11 @@ TEST(InstructionsTest, CastInst) {
   const Constant* c8 = Constant::getNullValue(V8x8Ty);
   const Constant* c64 = Constant::getNullValue(V8x64Ty);
 
+  EXPECT_TRUE(CastInst::isCastable(V8x8Ty, X86MMXTy));
+  EXPECT_TRUE(CastInst::isCastable(X86MMXTy, V8x8Ty));
+  EXPECT_FALSE(CastInst::isCastable(Int64Ty, X86MMXTy));
+  EXPECT_TRUE(CastInst::isCastable(V8x64Ty, V8x8Ty));
+  EXPECT_TRUE(CastInst::isCastable(V8x8Ty, V8x64Ty));
   EXPECT_EQ(CastInst::Trunc, CastInst::getCastOpcode(c64, true, V8x8Ty, true));
   EXPECT_EQ(CastInst::SExt, CastInst::getCastOpcode(c8, true, V8x64Ty, true));