From: helly <helly@642ea486-5414-0410-9d7f-a0204ed87703>
Date: Thu, 25 May 2006 12:23:05 +0000 (+0000)
Subject: - Add version check: GCC >= 3 required
X-Git-Tag: 0.13.6~338
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=819d2a0462e6b032d315ee280358e77420ed4e26;p=re2c

- Add version check: GCC >= 3 required
---

diff --git a/configure.in b/configure.in
index 0c973c5d..c60b434e 100644
--- a/configure.in
+++ b/configure.in
@@ -15,6 +15,15 @@ AC_PROG_CXX
 AC_PROG_CC
 AC_PROG_INSTALL
 
+if test "$GCC" = "yes"; then
+  AC_MSG_CHECKING([Testing GCC version])
+  GCCVERSION=`$CXX -dumpversion 2>/dev/null`
+  if test -z "$GCCVERSION"; then
+    AC_MSG_ERROR([GCC version 3 or above required])
+  fi
+  AC_MSG_RESULT([found version $GCCVERSION])
+fi
+
 # Checks for libraries.
 
 # Checks for header files.