tests: Add a test for ctest_memcheck MemorySanitizer

Tests/CTestTestMemcheck/CMakeLists.txt

@@ -151,6 +151,23 @@ set_tests_properties(CTestTestMemcheckDummyAddressSanitizer PROPERTIES
     PASS_REGULAR_EXPRESSION
     ".*Memory checking results:.*heap-buffer-overflow - 1.*")
 
+#-----------------------------------------------------------------------------
+# add MemorySanitizer test
+set(CTEST_EXTRA_CODE
+"set(CTEST_MEMORYCHECK_COMMAND_OPTIONS \"simulate_sanitizer=1 report_bugs=1 history_size=5 exitcode=55\")
+")
+
+set(CMAKELISTS_EXTRA_CODE
+"add_test(NAME TestSan COMMAND \"${CMAKE_COMMAND}\"
+-P \"${CMAKE_CURRENT_SOURCE_DIR}/testMemorySanitizer.cmake\")
+")
+gen_mc_test_internal(DummyMemorySanitizer "" -DMEMCHECK_TYPE=MemorySanitizer)
+set(CMAKELISTS_EXTRA_CODE )
+set(CTEST_EXTRA_CODE)
+set_tests_properties(CTestTestMemcheckDummyMemorySanitizer PROPERTIES
+    PASS_REGULAR_EXPRESSION
+    ".*Memory checking results:.*use-of-uninitialized-value - 1.*")
+
 #-----------------------------------------------------------------------------
 # add UndefinedBehaviorSanitizer test
 set(CTEST_EXTRA_CODE

Tests/CTestTestMemcheck/testMemorySanitizer.cmake

@@ -0,0 +1,27 @@
+# this file simulates a program that has been built with thread sanitizer
+# options
+
+message("MSAN_OPTIONS = [$ENV{MSAN_OPTIONS}]")
+string(REGEX REPLACE ".*log_path=\"([^\"]*)\".*" "\\1" LOG_FILE "$ENV{MSAN_OPTIONS}")
+message("LOG_FILE=[${LOG_FILE}]")
+
+# if we are not asked to simulate address sanitizer don't do it
+if(NOT "$ENV{MSAN_OPTIONS}]" MATCHES "simulate_sanitizer.1")
+  return()
+endif()
+# clear the log file
+file(REMOVE "${LOG_FILE}.2343")
+
+# create an error of each type of thread santizer
+# these names come from tsan_report.cc in llvm
+
+file(APPEND "${LOG_FILE}.2343"
+"=================================================================
+==28423== WARNING: MemorySanitizer: use-of-uninitialized-value
+    #0 0x7f4364210dd9 in main (/home/kitware/msan/msan-bin/umr+0x7bdd9)
+    #1 0x7f4362d9376c in __libc_start_main /build/buildd/eglibc-2.15/csu/libc-start.c:226
+    #2 0x7f4364210b0c in _start (/home/kitware/msan/msan-bin/umr+0x7bb0c)
+
+SUMMARY: MemorySanitizer: use-of-uninitialized-value ??:0 main
+Exiting
+")