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When determining whether a class type has a const copy constructor, be 

sure to look at all of the results returned by name lookup. Fixes
<rdar://problem/6465262>

llvm-svn: 61388
This commit is contained in:
Douglas Gregor 2008-12-23 21:31:30 +00:00
parent 4ecf1e94db
commit 74a3444394
1 changed files with 5 additions and 14 deletions
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19
clang/lib/AST/DeclCXX.cpp
View File

@ -14,6 +14,7 @@
#include "clang/AST/DeclCXX.h"
#include "clang/AST/ASTContext.h"
#include "clang/Basic/IdentifierTable.h"
#include "llvm/ADT/STLExtras.h"
using namespace clang;
//===----------------------------------------------------------------------===//
@ -80,24 +81,14 @@ bool CXXRecordDecl::hasConstCopyConstructor(ASTContext &Context) const {
= Context.DeclarationNames.getCXXConstructorName(
Context.getCanonicalType(ClassType));
unsigned TypeQuals;
DeclContext::lookup_const_result Lookup
= this->lookup(Context, ConstructorName);
if (Lookup.first == Lookup.second)
return false;
else if (OverloadedFunctionDecl *Constructors
= dyn_cast<OverloadedFunctionDecl>(*Lookup.first)) {
for (OverloadedFunctionDecl::function_const_iterator Con
= Constructors->function_begin();
Con != Constructors->function_end(); ++Con) {
DeclContext::lookup_const_iterator Con, ConEnd;
for (llvm::tie(Con, ConEnd) = this->lookup(Context, ConstructorName);
Con != ConEnd; ++Con) {
if (cast<CXXConstructorDecl>(*Con)->isCopyConstructor(Context, TypeQuals) &&
(TypeQuals & QualType::Const) != 0)
return true;
}
} else if (CXXConstructorDecl *Constructor
= dyn_cast<CXXConstructorDecl>(*Lookup.first)) {
return Constructor->isCopyConstructor(Context, TypeQuals) &&
(TypeQuals & QualType::Const) != 0;
}
return false;
}