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Bug 545756 - Handle the case where CPPVisitor.get_SIZE_T() returns a typedef

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Change-Id: Ib30c68c4d7de72d9a6cb2a90b9030aaad4932e6f
This commit is contained in:
Nathan Ridge 2019-04-03 23:22:22 -04:00
parent 682a4e69fc
commit 26e9f5e787
1 changed files with 12 additions and 4 deletions
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16
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/EvalUnaryTypeID.java
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@ -160,10 +160,18 @@ public class EvalUnaryTypeID extends CPPDependentEvaluation {
case op_sizeof: case op_sizeof:
case op_sizeofParameterPack: case op_sizeofParameterPack:
case op_alignof: case op_alignof:
CPPBasicType t = (CPPBasicType) CPPVisitor.get_SIZE_T().clone(); IType result = (IType) CPPVisitor.get_SIZE_T().clone();
if (getValue().numberValue() != null) IType simplifiedResult = SemanticUtil.getSimplifiedType(result);
t.setAssociatedNumericalValue(getValue().numberValue().longValue()); if (simplifiedResult instanceof CPPBasicType) {
return t; CPPBasicType t = (CPPBasicType) simplifiedResult;
IValue value = getValue();
if (value != null && value.numberValue() != null) {
t.setAssociatedNumericalValue(value.numberValue().longValue());
}
// We're still returning 'result', which is now modified.
// This preserves the 'size_t' typedef.
}
return result;
case op_typeid: case op_typeid:
return CPPVisitor.get_type_info(); return CPPVisitor.get_type_info();
case op_has_nothrow_copy: case op_has_nothrow_copy: