diff options
Diffstat (limited to 'clang/lib/Sema/SemaExpr.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaExpr.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 60e104cadf5..bfbb22ca085 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -10506,8 +10506,7 @@ void Sema::MarkFunctionReferenced(SourceLocation Loc, FunctionDecl *Func) { } // Keep track of used but undefined functions. - if (!Func->isPure() && !Func->hasBody() && - Func->getLinkage() != ExternalLinkage) { + if (!Func->isDefined() && Func->getLinkage() != ExternalLinkage) { SourceLocation &old = UndefinedInternals[Func->getCanonicalDecl()]; if (old.isInvalid()) old = Loc; } @@ -11167,6 +11166,17 @@ void Sema::MarkDeclRefReferenced(DeclRefExpr *E) { /// \brief Perform reference-marking and odr-use handling for a MemberExpr. void Sema::MarkMemberReferenced(MemberExpr *E) { + // C++11 [basic.def.odr]p2 + // A non-overloaded function whose name appears as a potentially-evaluated + // expression or a member of a set of candidate functions, if selected by + // overload resolution when referred to from a potentially-evaluated + // expression, is odr-used, unless it is a pure virtual function and its + // name is not explicitly qualified. + if (!E->hasQualifier()) { + if (CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(E->getMemberDecl())) + if (Method->isPure()) + return; + } MarkExprReferenced(*this, E->getMemberLoc(), E->getMemberDecl(), E); } |
