X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=fc6658d96d2efd45b535db437750f7c6134dd8c8;hb=0577d8de58cb17445b23fc060c8a087f84cbda8a;hp=565dd89ff56a0b3b343333112b084b2ae0f6c9b5;hpb=14a96ce1820404f73b07cd203e6e23871df302a2;p=lyx.git

diff --git a/configure.ac b/configure.ac
index 565dd89ff5..fc6658d96d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ dnl Process with autoconf to generate configure script   -*- sh -*-
 
 AC_INIT(LyX,2.0.0svn,[lyx-devel@lists.lyx.org],[lyx])
 # Use ISO format only. The frontend needs to parse this
-AC_SUBST(LYX_DATE, ["2010-03-15"])
+AC_SUBST(LYX_DATE, ["2010-07-18"])
 AC_PREREQ(2.52)
 AC_CONFIG_SRCDIR(src/main.cpp)
 AC_CONFIG_HEADERS([config.h])
@@ -289,6 +289,13 @@ char * strerror(int n);
 #define BOOST_NO_WREGEX 1
 #define BOOST_NO_WSTRING 1
 
+// TR1 regex not supported in GCC <= 4.5
+#ifndef LYX_USE_TR1
+#  if __GNUC__ == 4 
+#    define LYX_USE_TR1
+#  endif
+#endif
+
 #ifdef __CYGWIN__
 #  define NOMINMAX
 #  define BOOST_POSIX 1