diff options
Diffstat (limited to 'contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp')
| -rw-r--r-- | contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp b/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp index 0d73fcf8bf4e..11f33c7c6363 100644 --- a/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp +++ b/contrib/llvm-project/clang/lib/Sema/SemaExprCXX.cpp @@ -5394,6 +5394,39 @@ static bool evaluateTypeTrait(Sema &S, TypeTrait Kind, SourceLocation KWLoc, return false; } +namespace { +void DiagnoseBuiltinDeprecation(Sema& S, TypeTrait Kind, + SourceLocation KWLoc) { + TypeTrait Replacement; + switch (Kind) { + case UTT_HasNothrowAssign: + case UTT_HasNothrowMoveAssign: + Replacement = BTT_IsNothrowAssignable; + break; + case UTT_HasNothrowCopy: + case UTT_HasNothrowConstructor: + Replacement = TT_IsNothrowConstructible; + break; + case UTT_HasTrivialAssign: + case UTT_HasTrivialMoveAssign: + Replacement = BTT_IsTriviallyAssignable; + break; + case UTT_HasTrivialCopy: + case UTT_HasTrivialDefaultConstructor: + case UTT_HasTrivialMoveConstructor: + Replacement = TT_IsTriviallyConstructible; + break; + case UTT_HasTrivialDestructor: + Replacement = UTT_IsTriviallyDestructible; + break; + default: + return; + } + S.Diag(KWLoc, diag::warn_deprecated_builtin) + << getTraitSpelling(Kind) << getTraitSpelling(Replacement); +} +} + ExprResult Sema::BuildTypeTrait(TypeTrait Kind, SourceLocation KWLoc, ArrayRef<TypeSourceInfo *> Args, SourceLocation RParenLoc) { @@ -5403,6 +5436,8 @@ ExprResult Sema::BuildTypeTrait(TypeTrait Kind, SourceLocation KWLoc, *this, Kind, KWLoc, Args[0]->getType())) return ExprError(); + DiagnoseBuiltinDeprecation(*this, Kind, KWLoc); + bool Dependent = false; for (unsigned I = 0, N = Args.size(); I != N; ++I) { if (Args[I]->getType()->isDependentType()) { |