[clang] [clang-tools-extra] [compiler-rt] [flang] [lld] [lldb] [llvm] [mlir] [openmp] Treewide C++26/2d fixes (PR #223284)

[James Henderson via llvm-commits]

jh7370 wrote:

> I think it's cleanest if we just wrap one of the operands in Twine(...) to force the LLVM overload to be chosen

This is fine by me and I've checked the FileCheck change looks good. I haven't attempted to review anything else.

https://github.com/llvm/llvm-project/pull/223284