WIP: apply unused variable

I happened upon numArgs while hunting for unused variables. I suspect the intent was to apply it as shown in this patch. However, I am not a compiler dude. Someone more appropriate should grok this change.

WIP: apply unused variable
c8e60e28 · Jeremy Hayes · 5d45eade · c8e60e28
Commit c8e60e28 authored Oct 20, 2016 by Jeremy Hayes
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ParseHelper.cpp glslang/MachineIndependent/ParseHelper.cpp +2 -2

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--- a/glslang/MachineIndependent/ParseHelper.cpp
+++ b/glslang/MachineIndependent/ParseHelper.cpp
@@ -1216,7 +1216,7 @@ void TParseContext::computeBuiltinPrecisions(TIntermTyped& node, const TFunction
                                        function.getType().getQualifier().precision;
    } else if (TIntermAggregate* agg = node.getAsAggregate()) {
        TIntermSequence& sequence = agg->getSequence();
-        int numArgs = (int)sequence.size();
+        unsigned int numArgs = (unsigned int)sequence.size();
        switch (agg->getOp()) {
        case EOpBitfieldExtract:
            numArgs = 1;
@@ -1233,7 +1233,7 @@ void TParseContext::computeBuiltinPrecisions(TIntermTyped& node, const TFunction
            break;
        }
        // find the maximum precision from the arguments and parameters
-        for (unsigned int arg = 0; arg < sequence.size(); ++arg) {
+        for (unsigned int arg = 0; arg < numArgs; ++arg) {
            operationPrecision = std::max(operationPrecision, sequence[arg]->getAsTyped()->getQualifier().precision);
            operationPrecision = std::max(operationPrecision, function[arg].type->getQualifier().precision);
        }