[all-commits] [llvm/llvm-project] 0bbe1b: [clang] Forbid reinterpret_cast of function pointe...

[Eli Friedman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0bbe1b30faf57b5007d7be6af64ae423b4992de4
      https://github.com/llvm/llvm-project/commit/0bbe1b30faf57b5007d7be6af64ae423b4992de4
  Author: Eli Friedman <efriedma at quicinc.com>
  Date:   2025-07-30 (Wed, 30 Jul 2025)

  Changed paths:
    M clang/lib/AST/ByteCode/Compiler.cpp
    M clang/lib/AST/ByteCode/Interp.h
    M clang/lib/AST/ByteCode/Opcodes.td
    M clang/lib/AST/ExprConstant.cpp
    M clang/test/AST/ByteCode/functions.cpp
    M clang/test/CXX/expr/expr.const/p2-0x.cpp
    M clang/test/Sema/constexpr-void-cast.c

  Log Message:
  -----------
  [clang] Forbid reinterpret_cast of function pointers in constexpr. (#150557)

This has been explicitly forbidden since C++11, but somehow the edge
case of converting a function pointer to void* using a cast like
`(void*)f` wasn't handled.

Fixes #150340 .



To unsubscribe from these emails, change your notification settings at https://github.com/llvm/llvm-project/settings/notifications