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HLSL: Add better diagnostic when using in/out qualifiers in global scope (#2258)

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rdb 2020-06-02 08:32:35 +02:00 committed by GitHub
parent b56e0e441b
commit 78a3c915a1
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4 changed files with 61 additions and 0 deletions
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43
Test/baseResults/hlsl.inoutquals.negative.frag.out Normal file
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@ -0,0 +1,43 @@
hlsl.inoutquals.negative.frag
ERROR: 0:1: 'invalid1' : in/out qualifiers are only valid on parameters
ERROR: 0:2: 'invalid2' : in/out qualifiers are only valid on parameters
ERROR: 0:3: 'invalid3' : in/out qualifiers are only valid on parameters
ERROR: 0:4: 'invalid4' : in/out qualifiers are only valid on parameters
ERROR: 4 compilation errors. No code generated.
Shader version: 500
gl_FragCoord origin is upper left
ERROR: node is still EOpNull!
0:6 Function Definition: @main( ( temp void)
0:6 Function Parameters:
0:6 Function Definition: main( ( temp void)
0:6 Function Parameters:
0:? Sequence
0:6 Function Call: @main( ( temp void)
0:? Linker Objects
0:? 'invalid1' ( in float)
0:? 'invalid2' ( inout float)
0:? 'invalid3' ( inout float)
0:? 'invalid4' ( out float)
Linked fragment stage:
Shader version: 500
gl_FragCoord origin is upper left
ERROR: node is still EOpNull!
0:6 Function Definition: @main( ( temp void)
0:6 Function Parameters:
0:6 Function Definition: main( ( temp void)
0:6 Function Parameters:
0:? Sequence
0:6 Function Call: @main( ( temp void)
0:? Linker Objects
0:? 'invalid1' ( in float)
0:? 'invalid2' ( inout float)
0:? 'invalid3' ( inout float)
0:? 'invalid4' ( out float)
SPIR-V is not generated for failed compile or link

7
Test/hlsl.inoutquals.negative.frag Normal file
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@ -0,0 +1,7 @@
in float invalid1;
in out float invalid2;
inout float invalid3;
out float invalid4;
void main() {
}

1
gtests/Hlsl.FromFile.cpp
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@ -239,6 +239,7 @@ INSTANTIATE_TEST_CASE_P(
{"hlsl.implicitBool.frag", "main"},
{"hlsl.inf.vert", "main"},
{"hlsl.inoutquals.frag", "main"},
{"hlsl.inoutquals.negative.frag", "main"},
{"hlsl.init.frag", "ShaderFunction"},
{"hlsl.init2.frag", "main"},
{"hlsl.isfinite.frag", "main"},

10
hlsl/hlslGrammar.cpp
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@ -382,6 +382,16 @@ bool HlslGrammar::acceptDeclaration(TIntermNode*& nodeList)
if (forbidDeclarators)
return true;
// Check if there are invalid in/out qualifiers
switch (declaredType.getQualifier().storage) {
case EvqIn:
case EvqOut:
case EvqInOut:
parseContext.error(token.loc, "in/out qualifiers are only valid on parameters", token.string->c_str(), "");
default:
break;
}
// declarator_list
// : declarator
// : identifier