Remove some unused variables

src/interfaces/ecpg/test/Makefile

-# $PostgreSQL: pgsql/src/interfaces/ecpg/test/Makefile,v 1.64 2007/01/20 17:16:17 petere Exp $
+# $PostgreSQL: pgsql/src/interfaces/ecpg/test/Makefile,v 1.65 2007/01/21 09:23:29 petere Exp $
 
 subdir = src/interfaces/ecpg/test
 top_builddir = ../../../..
@@ -55,7 +55,6 @@ pg_regress: pg_regress.sh $(top_builddir)/src/Makefile.global
 	    -e 's/@host_tuple@/$(host_tuple)/g' \
 	    -e 's,@GMAKE@,$(MAKE),g' \
 	    -e 's/@enable_shared@/$(enable_shared)/g' \
-	    -e 's/@GCC@/$(GCC)/g' \
 	  $< >$@
 
 # When doing a VPATH build, copy over the .pgc, .stdout and .stderr

src/interfaces/ecpg/test/pg_regress.sh

 #! /bin/sh
-# $PostgreSQL: pgsql/src/interfaces/ecpg/test/pg_regress.sh,v 1.17 2007/01/12 10:00:13 meskes Exp $
+# $PostgreSQL: pgsql/src/interfaces/ecpg/test/pg_regress.sh,v 1.18 2007/01/21 09:23:29 petere Exp $
 
 me=`basename $0`
 
@@ -62,15 +62,8 @@ init_vars(){
 	datadir='@datadir@'
 	host_platform='@host_tuple@'
 	enable_shared='@enable_shared@'
-	GCC=@GCC@
 	VERSION=@VERSION@
 
-	if [ "$GCC" = yes ]; then
-	    compiler=gcc
-	else
-	    compiler=cc
-	fi
-
 	unset mode
 	unset schedule
 	unset debug