Addressed feedback: No longer checking type in CG: it's already checked in sema; Added radians to half and float only test

Author: adam-yang

clang/lib/CodeGen/CGBuiltin.cpp

@@ -18879,11 +18879,12 @@ case Builtin::BI__builtin_hlsl_elementwise_isinf: {
   }
   case Builtin::BI__builtin_hlsl_elementwise_radians: {
     Value *Op0 = EmitScalarExpr(E->getArg(0));
-    if (!E->getArg(0)->getType()->hasFloatingRepresentation())
-      llvm_unreachable("radians operand must have a float representation");
+    assert(E->getArg(0)->getType()->hasFloatingRepresentation() &&
+           "radians operand must have a float representation");
     return Builder.CreateIntrinsic(
-        /*ReturnType=*/Op0->getType(), CGM.getHLSLRuntime().getRadiansIntrinsic(),
-        ArrayRef<Value *>{Op0}, nullptr, "hlsl.radians");
+        /*ReturnType=*/Op0->getType(),
+        CGM.getHLSLRuntime().getRadiansIntrinsic(), ArrayRef<Value *>{Op0},
+        nullptr, "hlsl.radians");
   }
   }
   return nullptr;

clang/test/SemaHLSL/BuiltIns/half-float-only-errors.hlsl

@@ -17,6 +17,7 @@
 // RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify -DTEST_FUNC=__builtin_elementwise_tan
 // RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify -DTEST_FUNC=__builtin_elementwise_tanh
 // RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify -DTEST_FUNC=__builtin_elementwise_trunc
+// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify -DTEST_FUNC=__builtin_elementwise_radians
 
 double test_double_builtin(double p0) {
     return TEST_FUNC(p0);