derek.holloway
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45 lines
2.5 KiB
HLSL
45 lines
2.5 KiB
HLSL
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -fsyntax-only -verify %s
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typedef vector<float, 3> float3;
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RWStructuredBuffer<float3> Buff;
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// expected-error@+2 {{class template 'RWStructuredBuffer' requires template arguments}}
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// expected-note@*:* {{template declaration from hidden source: template <typename element_type> requires __is_structured_resource_element_compatible<element_type> class RWStructuredBuffer {}}}
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RWStructuredBuffer BufferErr1;
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// expected-error@+2 {{too few template arguments for class template 'RWStructuredBuffer'}}
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// expected-note@*:* {{template declaration from hidden source: template <typename element_type> requires __is_structured_resource_element_compatible<element_type> class RWStructuredBuffer {}}}
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RWStructuredBuffer<> BufferErr2;
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// test elements of 0 size
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// expected-error@+3{{constraints not satisfied for class template 'RWStructuredBuffer' [with element_type = int[0]]}}
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// expected-note@*:*{{because 'int[0]' does not satisfy '__is_structured_resource_element_compatible'}}
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// expected-note@*:*{{because 'sizeof(int[0]) >= 1UL' (0 >= 1) evaluated to false}}
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RWStructuredBuffer<int[0]> BufferErr3;
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// In C++, empty structs do have a size of 1. So should HLSL.
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// The concept will accept empty structs as element types, despite it being unintuitive.
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struct Empty {};
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RWStructuredBuffer<Empty> BufferErr4;
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[numthreads(1,1,1)]
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void main() {
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(void)Buff.__handle; // expected-error {{'__handle' is a private member of 'hlsl::RWStructuredBuffer<vector<float, 3>>'}}
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// expected-note@* {{implicitly declared private here}}
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}
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// expected-error@+2 {{class template 'RWStructuredBuffer' requires template arguments}}
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// expected-note@*:* {{template declaration from hidden source: template <typename element_type> requires __is_structured_resource_element_compatible<element_type> class RWStructuredBuffer {}}}
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void f1(RWStructuredBuffer B) {}
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// expected-error@+2 {{class template 'RWStructuredBuffer' requires template arguments}}
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// expected-note@*:* {{template declaration from hidden source: template <typename element_type> requires __is_structured_resource_element_compatible<element_type> class RWStructuredBuffer {}}}
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RWStructuredBuffer f2();
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struct S {
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// expected-error@+2 {{class template 'RWStructuredBuffer' requires template arguments}}
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// expected-note@*:* {{template declaration from hidden source: template <typename element_type> requires __is_structured_resource_element_compatible<element_type> class RWStructuredBuffer {}}}
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RWStructuredBuffer B;
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};
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