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The first redeclarations of gl_FragCoord must appear before any

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use of gl_FragCoord.
This commit is contained in:
ZhiqianXia 2022-03-02 19:54:33 +08:00
parent 538231d8b4
commit 07f677028c
6 changed files with 311 additions and 4 deletions
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5
glslang/MachineIndependent/ParseHelper.cpp
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@ -4680,7 +4680,7 @@ TSymbol* TParseContext::redeclareBuiltinVariable(const TSourceLoc& loc, const TS
symbolQualifier.storage != qualifier.storage)
error(loc, "cannot change qualification of", "redeclaration", symbol->getName().c_str());
} else if (identifier == "gl_FragCoord") {
if (intermediate.inIoAccessed("gl_FragCoord"))
if (!intermediate.getTexCoordRedeclared() && intermediate.inIoAccessed("gl_FragCoord"))
error(loc, "cannot redeclare after use", "gl_FragCoord", "");
if (qualifier.nopersp != symbolQualifier.nopersp || qualifier.flat != symbolQualifier.flat ||
qualifier.isMemory() || qualifier.isAuxiliary())
@ -4690,6 +4690,9 @@ TSymbol* TParseContext::redeclareBuiltinVariable(const TSourceLoc& loc, const TS
if (! builtIn && (publicType.pixelCenterInteger != intermediate.getPixelCenterInteger() ||
publicType.originUpperLeft != intermediate.getOriginUpperLeft()))
error(loc, "cannot redeclare with different qualification:", "redeclaration", symbol->getName().c_str());
intermediate.setTexCoordRedeclared();
if (publicType.pixelCenterInteger)
intermediate.setPixelCenterInteger();
if (publicType.originUpperLeft)