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Pass additional information around the uninitialized field visitor. 

llvm-svn: 190805
This commit is contained in:
Richard Trieu 2013-09-16 20:46:50 +00:00
parent 81e3294e7e
commit fd68777c7b
1 changed files with 12 additions and 7 deletions
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19
clang/lib/Sema/SemaDeclCXX.cpp
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@ -2085,7 +2085,10 @@ namespace {
isReferenceType = this->VD->getType()->isReferenceType();
}
void HandleMemberExpr(MemberExpr *ME) {
void HandleMemberExpr(MemberExpr *ME, bool CheckReferenceOnly) {
if (CheckReferenceOnly && !isReferenceType)
return;
if (isa<EnumConstantDecl>(ME->getMemberDecl()))
return;
@ -2107,8 +2110,11 @@ namespace {
Base = ME->getBase();
}
if (VD == FieldME->getMemberDecl() && isa<CXXThisExpr>(Base)) {
unsigned diag = VD->getType()->isReferenceType()
if (!isa<CXXThisExpr>(Base))
return;
if (VD == FieldME->getMemberDecl()) {
unsigned diag = isReferenceType
? diag::warn_reference_field_is_uninit
: diag::warn_field_is_uninit;
S.Diag(FieldME->getExprLoc(), diag) << VD;
@ -2119,7 +2125,7 @@ namespace {
E = E->IgnoreParens();
if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) {
HandleMemberExpr(ME);
HandleMemberExpr(ME, false /*CheckReferenceOnly*/);
return;
}
@ -2152,8 +2158,7 @@ namespace {
}
void VisitMemberExpr(MemberExpr *ME) {
if (isReferenceType)
HandleMemberExpr(ME);
HandleMemberExpr(ME, true /*CheckReferenceOnly*/);
Inherited::VisitMemberExpr(ME);
}
@ -2170,7 +2175,7 @@ namespace {
if (ImplicitCastExpr* ICE = dyn_cast<ImplicitCastExpr>(E->getArg(0)))
if (ICE->getCastKind() == CK_NoOp)
if (MemberExpr *ME = dyn_cast<MemberExpr>(ICE->getSubExpr()))
HandleMemberExpr(ME);
HandleMemberExpr(ME, false /*CheckReferenceOnly*/);
Inherited::VisitCXXConstructExpr(E);
}