[all-commits] [llvm/llvm-project] fecd93: [Clang] Fix UB in #131515 (#132091)

[cor3ntin via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: fecd937910f640663885e0434bfed80cf4574072
      https://github.com/llvm/llvm-project/commit/fecd937910f640663885e0434bfed80cf4574072
  Author: cor3ntin <corentinjabot at gmail.com>
  Date:   2025-03-19 (Wed, 19 Mar 2025)

  Changed paths:
    M clang/include/clang/AST/ExprCXX.h
    M clang/lib/AST/ExprCXX.cpp
    M clang/lib/Sema/SemaDeclCXX.cpp
    M clang/test/SemaCXX/builtin-structured-binding-size.cpp

  Log Message:
  -----------
  [Clang] Fix UB in #131515 (#132091)

It turns out trailing objects are uninitialized
and APValue assignment operator requires a fully initialized object.

Additionally,  do some drive-by post-commit-review fixes.



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