Rename 111-compile to 111-compile2.

Not a great name, but make it obvious that this is a slightly different test
from 110-compile.

t/111-compile2/CC.do

@@ -0,0 +1,11 @@
+redo-ifchange config.sh
+. ./config.sh
+exec >$3
+cat <<-EOF
+	redo-ifchange \$2.c
+	gcc $CFLAGS -MD -MF \$3.deps -o \$3 -c \$2.c
+	read DEPS <\$3.deps
+	rm -f \$3.deps
+	redo-ifchange \${DEPS#*:}
+EOF
+chmod +x $3