From 560da4f05348c475fa84bd15e757016f3fabe84d Mon Sep 17 00:00:00 2001
From: Danilo Piparo <danilo.piparo@cern.ch>
Date: Mon, 27 Aug 2018 17:15:20 +0200
Subject: [PATCH] [ROOT-7004] Reactivate inclusion of regex: it works on osx.

---
 build/unix/makepchinput.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/unix/makepchinput.py b/build/unix/makepchinput.py
index 35e785fcc65..73340ff46e1 100755
--- a/build/unix/makepchinput.py
+++ b/build/unix/makepchinput.py
@@ -66,7 +66,6 @@ def getSTLIncludes():
    """
    Here we include the list of c++11 stl headers
    From http://en.cppreference.com/w/cpp/header
-   regex is removed until ROOT-7004 is fixed
    valarray is removed because it causes lots of compilation at startup.
    """
    stlHeadersList = ("cstdlib",
@@ -145,6 +144,7 @@ def getSTLIncludes():
                      "ccomplex",
                      "ctgmath",
                      "cstdalign",
+                     "regex",
                      "cstdbool")
 
    allHeadersPartContent = "// STL headers\n"
-- 
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