From d61c0357ebc771166d5d48743f80aa339b4183dc Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Thu, 8 Dec 2022 11:55:31 +0000
Subject: [PATCH] libstdc++: Remove digit separators [PR108015]

These are not valid in C++11 and cause a warning when preprocessing,
even though they're inside a skipped group.

chrono:2436: warning: missing terminating ' character

libstdc++-v3/ChangeLog:

	PR libstdc++/108015
	* include/std/chrono (hh_mm_ss): Remove digit separators.
---
 libstdc++-v3/include/std/chrono | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/include/std/chrono b/libstdc++-v3/include/std/chrono
index 8d73d98e4cb9..38ecd3142bcd 100644
--- a/libstdc++-v3/include/std/chrono
+++ b/libstdc++-v3/include/std/chrono
@@ -2433,7 +2433,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	template<typename _Rep, typename _Period>
 	  requires (!treat_as_floating_point_v<_Rep>)
 	    && ratio_less_v<_Period, ratio<1, 250>>
-	    && (ratio_greater_equal_v<_Period, ratio<1, 4'000'000'000>>
+	    && (ratio_greater_equal_v<_Period, ratio<1, 4000000000>>
 		  || __fits<uint_least32_t>)
 	  struct __subseconds<duration<_Rep, _Period>>
 	  {