From 7345a1f71d8a7b39680413b5180b0089dc80cc57 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Tue, 7 Oct 2014 13:51:55 -0400
Subject: [PATCH] tests: Add a test for ctest_memcheck MemorySanitizer

---
 Tests/CTestTestMemcheck/CMakeLists.txt        | 17 ++++++++++++
 .../testMemorySanitizer.cmake                 | 27 +++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 Tests/CTestTestMemcheck/testMemorySanitizer.cmake

diff --git a/Tests/CTestTestMemcheck/CMakeLists.txt b/Tests/CTestTestMemcheck/CMakeLists.txt
index 7fb4a0f74..2023e74cf 100644
--- a/Tests/CTestTestMemcheck/CMakeLists.txt
+++ b/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
diff --git a/Tests/CTestTestMemcheck/testMemorySanitizer.cmake b/Tests/CTestTestMemcheck/testMemorySanitizer.cmake
new file mode 100644
index 000000000..c87af9a43
--- /dev/null
+++ b/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
+")