Add CI jobs for tests without CGO

.gitlab-ci.yml

@@ -144,6 +144,16 @@ tests:
     reports:
       junit: cover.xml
 
+tests_without_cgo:
+  extends:
+    - .cached-job
+    - .go-matrix-job
+    - .test-job
+  variables:
+    CGO_ENABLED: 0
+  script:
+    - make verify test_fancy
+
 race:
   extends:
     - .cached-go-job

Makefile

@@ -5,7 +5,7 @@ OS := $(shell uname | tr A-Z a-z)
 GO_SOURCES := $(shell git ls-files \*.go)
 VERSION_STRING := $(shell git describe --match v* 2>/dev/null || awk '$$0="v"$$0' VERSION 2>/dev/null || echo unknown)
 BUILD_TIME := $(shell date -u +%Y%m%d.%H%M%S)
-GO_TAGS := tracer_static tracer_static_jaeger continuous_profiler_stackdriver gssapi
+GO_TAGS := tracer_static tracer_static_jaeger continuous_profiler_stackdriver
 
 ARCH ?= $(shell uname -m | sed -e 's/x86_64/amd64/' | sed -e 's/aarch64/arm64/')
 
@@ -33,6 +33,10 @@ ifeq (${FIPS_MODE}, 1)
     export CGO_ENABLED=1
 endif
 
+ifneq (${CGO_ENABLED}, 0)
+	GO_TAGS += gssapi
+endif
+
 ifeq (${OS}, darwin) # Mac OS
     BREW_PREFIX := $(shell brew --prefix 2>/dev/null || echo "/opt/homebrew")