[clang] [Clang] Extend lifetime of temporaries in mem-default-init for P2718R0 (PR #86960)

Eli Friedman via cfe-commits cfe-commits at lists.llvm.org
Wed Apr 10 10:51:40 PDT 2024


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@@ -1230,11 +1230,26 @@ CodeGenFunction::EmitCXXForRangeStmt(const CXXForRangeStmt &S,
   JumpDest LoopExit = getJumpDestInCurrentScope("for.end");
 
   LexicalScope ForScope(*this, S.getSourceRange());
+  const DeclStmt *RangeDS = cast<DeclStmt>(S.getRangeStmt());
+  const VarDecl *RangeVar = cast<VarDecl>(RangeDS->getSingleDecl());
+  if (getLangOpts().CPlusPlus23)
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efriedma-quic wrote:

If you think "A temporary expression bound to a reference member from a default member initializer is ill-formed" doesn't refer to this case, what does it refer to?

https://github.com/llvm/llvm-project/pull/86960


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