(maintainer-check-g++): Fix a stray

$(GXX) that escaped the renaming of GXX to CXX.

diff --git a/tests/Makefile.am b/tests/Makefile.am
index bc83471..31b4c5a 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -78,7 +78,7 @@ installcheck-local:
 .PHONY: maintainer-check-g++
 maintainer-check-g++: $(TESTSUITE)
        if test -n "$(VALGRIND)"; then          \
-          $(TESTSUITE) CC='$(GXX)';            \
+          $(TESTSUITE) CC='$(CXX)';            \
        else                                    \
          true;                                 \
        fi