From 04cb8f2a7820fbe0a7fd8421edeac31cf215ba63 Mon Sep 17 00:00:00 2001
From: Win Treese <treese@acm.org>
Date: Thu, 24 Jan 2019 16:30:00 -0500
Subject: [PATCH] Fix regexp to allow multiple digits in Mac OS minor version.

The regular expression check for the -mmacosx-version-min value only
looked at a single digit in the minor version number, so it did not
compare correctly if the option was setting the minimum version
to (say) 10.11.
---
 Library/Homebrew/shims/super/cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/shims/super/cc b/Library/Homebrew/shims/super/cc
index 008b015efc..2c90e5e939 100755
--- a/Library/Homebrew/shims/super/cc
+++ b/Library/Homebrew/shims/super/cc
@@ -190,7 +190,7 @@ class Cmd
     when "-Xpreprocessor"
       # used for -Xpreprocessor -fopenmp
       args << arg << enum.next
-    when /-mmacosx-version-min=10\.(\d)/
+    when /-mmacosx-version-min=10\.(\d+)/
       arg = "-mmacosx-version-min=10.9" if high_sierra_or_later? && $1.to_i < 9
       args << arg
     when "--fast-math"