1 files changed, 59 insertions, 0 deletions
diff --git a/cmake/Sanitizers/FindASan.cmake b/cmake/Sanitizers/FindASan.cmake
new file mode 100644
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+++ b/cmake/Sanitizers/FindASan.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_ADDRESS "Enable AddressSanitizer for sanitized targets." Off)
+
+set(FLAG_CANDIDATES
+    # Clang 3.2+ use this version. The no-omit-frame-pointer option is optional.
+    "-g -fsanitize=address -fno-omit-frame-pointer"
+    "-g -fsanitize=address"
+
+    # Older deprecated flag for ASan
+    "-g -faddress-sanitizer"
+)
+
+
+if (SANITIZE_ADDRESS AND (SANITIZE_THREAD OR SANITIZE_MEMORY))
+    message(FATAL_ERROR "AddressSanitizer is not compatible with "
+        "ThreadSanitizer or MemorySanitizer.")
+endif ()
+
+
+include(sanitize-helpers)
+
+if (SANITIZE_ADDRESS)
+    sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "AddressSanitizer"
+        "ASan")
+
+    find_program(ASan_WRAPPER "asan-wrapper" PATHS ${CMAKE_MODULE_PATH})
+	mark_as_advanced(ASan_WRAPPER)
+endif ()
+
+function (add_sanitize_address TARGET)
+    if (NOT SANITIZE_ADDRESS)
+        return()
+    endif ()
+
+    sanitizer_add_flags(${TARGET} "AddressSanitizer" "ASan")
+endfunction ()