From b05599fdb8fa3fea2663021ab5276f89c2a78229 Mon Sep 17 00:00:00 2001
From: mikeller <github@ike.ch>
Date: Mon, 1 Jun 2020 15:30:18 +1200
Subject: [PATCH] Added Makefile target to dump compiler versions used to build
 tests.

---
 Makefile          | 4 ++++
 src/test/Makefile | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/Makefile b/Makefile
index cce51d3a2..015fd8c16 100644
--- a/Makefile
+++ b/Makefile
@@ -690,6 +690,10 @@ test junittest test-all test-representative:
 test_help:
 	$(V0) cd src/test && $(MAKE) help
 
+## test_versions         : print the compiler versions used for the test suite
+test_versions:
+	$(V0) cd src/test && $(MAKE) versions
+
 ## test_%            : run test 'test_%' from the test suite
 test_%:
 	$(V0) cd src/test && $(MAKE) $@
diff --git a/src/test/Makefile b/src/test/Makefile
index f7fa864ee..51120398d 100644
--- a/src/test/Makefile
+++ b/src/test/Makefile
@@ -437,6 +437,9 @@ COMMON_FLAGS = \
 	-isystem $(GTEST_DIR)/inc \
 	-MMD -MP
 
+CC_VERSION = $(shell $(CC) -dumpversion)
+CXX_VERSION = $(shell $(CXX) -dumpversion)
+
 ifeq ($(shell $(CC) -v 2>&1 | grep -q "clang version" && echo "clang"),clang)
 COMMON_FLAGS += -fblocks
 ifndef CYGWIN
@@ -543,6 +546,10 @@ help what usage: Makefile
 	@echo "Any of the Unit Test programs (except for target specific unit tests) can be used as goals to build and run:"
 	@$(foreach test, $(TESTS), echo "    test_$(test)";)
 
+versions:
+	@echo "C compiler: $(CC): $(CC_VERSION)"
+	@echo "C++ compiler: $(CXX): $(CXX_VERSION)"
+
 ## clean       : Cleanup the UnitTest binaries.
 clean :
 	rm -rf $(OBJECT_DIR)
-- 
2.11.4.GIT