gcc: fix for Monterey

Closes Homebrew#89960.

Signed-off-by: BrewTestBot <[email protected]>

Formula/gcc.rb

@@ -20,7 +20,7 @@ class Gcc < Formula
  end
  end
  license "GPL-3.0-or-later" => { with: "GCC-exception-3.1" }
- revision 2
+ revision 3
  head "https://gcc.gnu.org/git/gcc.git", branch: "master"
 
  # We can't use `url :stable` here due to the ARM-specific branch above.
@@ -58,6 +58,15 @@ class Gcc < Formula
  # GCC bootstraps itself, so it is OK to have an incompatible C++ stdlib
  cxxstdlib_check :skip
 
+ # Fix for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102992
+ # Working around a macOS Monterey bug
+ if MacOS.version == :monterey
+ patch do
+ url "https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=fabe8cc41e9b01913e2016861237d1d99d7567bf"
+ sha256 "9d3c2c91917cdc37d11385bdeba005cd7fa89efdbdf7ca38f7de3f6fa8a8e51b"
+ end
+ end
+
  def version_suffix
  if build.head?
  "HEAD"