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-rw-r--r--cmake/Sanitizers/FindMSan.cmake57
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diff --git a/cmake/Sanitizers/FindMSan.cmake b/cmake/Sanitizers/FindMSan.cmake
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+# The MIT License (MIT)
+#
+# Copyright (c)
+# 2013 Matthew Arsenault
+# 2015-2016 RWTH Aachen University, Federal Republic of Germany
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+option(SANITIZE_MEMORY "Enable MemorySanitizer for sanitized targets." Off)
+
+set(FLAG_CANDIDATES
+ "-g -fsanitize=memory"
+)
+
+
+include(sanitize-helpers)
+
+if (SANITIZE_MEMORY)
+ if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
+ message(WARNING "MemorySanitizer disabled for target ${TARGET} because "
+ "MemorySanitizer is supported for Linux systems only.")
+ set(SANITIZE_MEMORY Off CACHE BOOL
+ "Enable MemorySanitizer for sanitized targets." FORCE)
+ elseif (NOT ${CMAKE_SIZEOF_VOID_P} EQUAL 8)
+ message(WARNING "MemorySanitizer disabled for target ${TARGET} because "
+ "MemorySanitizer is supported for 64bit systems only.")
+ set(SANITIZE_MEMORY Off CACHE BOOL
+ "Enable MemorySanitizer for sanitized targets." FORCE)
+ else ()
+ sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "MemorySanitizer"
+ "MSan")
+ endif ()
+endif ()
+
+function (add_sanitize_memory TARGET)
+ if (NOT SANITIZE_MEMORY)
+ return()
+ endif ()
+
+ sanitizer_add_flags(${TARGET} "MemorySanitizer" "MSan")
+endfunction ()