diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2020-02-14 21:24:03 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2020-02-14 21:24:03 +0000 |
| commit | d75c7debad4509ece98792074e64b8a650a27bdb (patch) | |
| tree | f8d77975739b43bf7ffef0612579168cb9ec9474 /clang/lib/Sema/SemaTemplate.cpp | |
| parent | 9c2f6c4bb805c7ac08c8925c96e429fcc322725e (diff) | |
Notes
Diffstat (limited to 'clang/lib/Sema/SemaTemplate.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaTemplate.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/clang/lib/Sema/SemaTemplate.cpp b/clang/lib/Sema/SemaTemplate.cpp index f961244da072..ad4ea2d2593d 100644 --- a/clang/lib/Sema/SemaTemplate.cpp +++ b/clang/lib/Sema/SemaTemplate.cpp @@ -2047,12 +2047,14 @@ private: if (const auto *TC = TTP->getTypeConstraint()) { TemplateArgumentListInfo TransformedArgs; const auto *ArgsAsWritten = TC->getTemplateArgsAsWritten(); - if (SemaRef.Subst(ArgsAsWritten->getTemplateArgs(), + if (!ArgsAsWritten || + SemaRef.Subst(ArgsAsWritten->getTemplateArgs(), ArgsAsWritten->NumTemplateArgs, TransformedArgs, Args)) SemaRef.AttachTypeConstraint( TC->getNestedNameSpecifierLoc(), TC->getConceptNameInfo(), - TC->getNamedConcept(), &TransformedArgs, NewTTP, + TC->getNamedConcept(), ArgsAsWritten ? &TransformedArgs : nullptr, + NewTTP, NewTTP->isParameterPack() ? cast<CXXFoldExpr>(TC->getImmediatelyDeclaredConstraint()) ->getEllipsisLoc() |