xref: /llvm-project/clang/test/SemaHLSL/BuiltIns/rsqrt-errors.hlsl (revision 31480b0cc8fe2bb1e080ffd38e38780ba7e8dec6) 
1
2// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify -verify-ignore-unexpected
3
4float test_too_few_arg() {
5  return __builtin_hlsl_elementwise_rsqrt();
6  // expected-error@-1 {{too few arguments to function call, expected 1, have 0}}
7}
8
9float2 test_too_many_arg(float2 p0) {
10  return __builtin_hlsl_elementwise_rsqrt(p0, p0);
11  // expected-error@-1 {{too many arguments to function call, expected 1, have 2}}
12}
13
14float builtin_bool_to_float_type_promotion(bool p1) {
15  return __builtin_hlsl_elementwise_rsqrt(p1);
16  // expected-error@-1 {{passing 'bool' to parameter of incompatible type 'float'}}
17}
18
19float builtin_rsqrt_int_to_float_promotion(int p1) {
20  return __builtin_hlsl_elementwise_rsqrt(p1);
21  // expected-error@-1 {{passing 'int' to parameter of incompatible type 'float'}}
22}
23
24float2 builtin_rsqrt_int2_to_float2_promotion(int2 p1) {
25  return __builtin_hlsl_elementwise_rsqrt(p1);
26  // expected-error@-1 {{passing 'int2' (aka 'vector<int, 2>') to parameter of incompatible type '__attribute__((__vector_size__(2 * sizeof(float)))) float' (vector of 2 'float' values)}}
27}
28
29// builtins are variadic functions and so are subject to DefaultVariadicArgumentPromotion
30half builtin_rsqrt_half_scalar (half p0) {
31  return __builtin_hlsl_elementwise_rsqrt (p0);
32  // expected-error@-1 {{passing 'double' to parameter of incompatible type 'float'}}
33}
34
35float builtin_rsqrt_float_scalar ( float p0) {
36  return __builtin_hlsl_elementwise_rsqrt (p0);
37  // expected-error@-1 {{passing 'double' to parameter of incompatible type 'float'}}
38}
39