Fix misleading error message.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1731 2f5784b3-3f2a-0410-8824-cb99058d5e15

2 files changed, 3 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index bb93ea4..627a384 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -53,6 +53,8 @@ crash. This issue was fixed for other kinds of repeat in release 8.37 by change
 
 7. Added --enable-jit=auto support to configure.ac.
 
+8. Fix misleading error message in configure.ac.
+
 
 Version 8.41 05-July-2017
 -------------------------
diff --git a/configure.ac b/configure.ac
index 6268ec4..f2c8233 100644
--- a/configure.ac
+++ b/configure.ac
@@ -481,7 +481,7 @@ pcre_have_type_traits="0"
 pcre_have_bits_type_traits="0"
 
 if test "x$enable_cpp" = "xyes" -a -z "$CXX"; then
-   AC_MSG_ERROR([You need a C++ compiler for C++ support.])
+   AC_MSG_ERROR([Invalid C++ compiler or C++ compiler flags]) 
 fi
 
 if test "x$enable_cpp" = "xyes" -a -n "$CXX"