Require a C++11 compiler

[lyx.git] / src / support / regex.h

diff --git a/src/support/regex.h b/src/support/regex.h
index fd6f1e5ceac19f6c9e5cf5f955c9462c5477a648..d99242a11d73dc147a4a33f386a0da5967a7a9c3 100644 (file)
--- a/src/support/regex.h
+++ b/src/support/regex.h
@@ -12,7 +12,7 @@
 #ifndef LYX_REGEXP_H
 #define LYX_REGEXP_H
 
-#if defined(LYX_USE_CXX11) && defined(LYX_USE_STD_REGEX)
+#ifdef LYX_USE_STD_REGEX
 #  include <regex>
 // <regex> in gcc is unusable in versions less than 4.9.0
 // see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631