[all-commits] [llvm/llvm-project] c7d4a0: Properly identify builtins in a diagnostic note

[Aaron Ballman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c7d4a05228090cb6b1b7f6e5d300f197897ac756
      https://github.com/llvm/llvm-project/commit/c7d4a05228090cb6b1b7f6e5d300f197897ac756
  Author: Aaron Ballman <aaron at aaronballman.com>
  Date:   2022-04-15 (Fri, 15 Apr 2022)

  Changed paths:
    M clang/lib/Sema/SemaDecl.cpp
    M clang/test/Sema/prototype-redecls.c

  Log Message:
  -----------
  Properly identify builtins in a diagnostic note

When emitting a "conflicting types" warning for a function declaration,
it's more clear to diagnose the previous declaration specifically as
being a builtin if it one.