================
@@ -0,0 +1,33 @@
+// RUN: %clang_cc1 -finclude-default-header -triple
dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only
-disable-llvm-passes -verify
+
+float test_no_second_arg(float2 p0) {
+ return reflect(p0);
+ // expected-error@-1 {{no matching function for call to 'reflect'}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function not viable:
requires 2 arguments, but 1 was provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function not viable:
requires 2 arguments, but 1 was provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function template not
viable: requires 2 arguments, but 1 was provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function template not
viable: requires 2 arguments, but 1 was provided}}
+}
+
+float test_too_many_arg(float2 p0) {
+ return reflect(p0, p0, p0);
+ // expected-error@-1 {{no matching function for call to 'reflect'}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function not viable:
requires 2 arguments, but 3 were provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function not viable:
requires 2 arguments, but 3 were provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function template not
viable: requires 2 arguments, but 3 were provided}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function template not
viable: requires 2 arguments, but 3 were provided}}
+}
+
+float test_double_inputs(double p0, double p1) {
+ return reflect(p0, p1);
+ // expected-error@-1 {{call to 'reflect' is ambiguous}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function}}
+ // expected-note@hlsl/hlsl_intrinsics.h:* {{candidate function}}
+}
+
+float test_int_inputs(int p0, int p1) {
+ return reflect(p0, p1);
+ // expected-error@-1 {{call to 'reflect' is ambiguous}}
----------------
farzonl wrote:
This is correct. see `ScalarOverloadResolution.hlsl` When there are more than
one overload we get ambiguous. and when there is just one implementation, we
get expected warning.
https://github.com/llvm/llvm-project/pull/122992
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