build luajit with debug symbols

images/nginx/Makefile

@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # 0.0.0 shouldn't clobber any released builds
-TAG ?= 0.61
+TAG ?= 0.62
 REGISTRY ?= quay.io/kubernetes-ingress-controller
 ARCH ?= $(shell go env GOARCH)
 DOCKER ?= docker

images/nginx/rootfs/build.sh

@@ -243,7 +243,7 @@ fi
 # luajit is not available on ppc64le and s390x
 if [[ (${ARCH} != "ppc64le") && (${ARCH} != "s390x") ]]; then
   cd "$BUILD_PATH/luajit2-2.1-20180420"
-  make
+  make CCDEBUG=-g
   make install
 
   export LUAJIT_LIB=/usr/local/lib