[m-dev.] diff: fix for gcc 2.7.2.3

[Fergus Henderson]

For both main and release (version-0_10_y) branches.

configure.in:
	Don't pass `-fno-gcse' for gcc versions < 2.8, since some
	of them (e.g. gcc 2.7.2.3) complain about that option.

Index: configure.in
===================================================================
RCS file: /home/mercury1/repository/mercury/configure.in,v
retrieving revision 1.247
diff -u -u -r1.247 configure.in
--- configure.in	2001/02/08 16:48:31	1.247
+++ configure.in	2001/02/21 04:37:51
@@ -1481,7 +1481,7 @@
 LIBRARY_PATH_FOR_GOTOS=
 case $ac_cv_prog_gcc in yes)
     case "`$CC --version < /dev/null`" in
-	2.8*) CFLAGS_FOR_GOTOS="-fno-defer-pop -fno-function-cse" ;;
+	2.[0-8]*) CFLAGS_FOR_GOTOS="-fno-defer-pop -fno-function-cse" ;;
 	*)    CFLAGS_FOR_GOTOS="-fno-defer-pop -fno-function-cse -fno-gcse" ;;
     esac
     case "$host" in
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