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| 1 | +# The MIT License (MIT) |
| 2 | +# |
| 3 | +# Copyright (c) |
| 4 | +# 2013 Matthew Arsenault |
| 5 | +# 2015-2016 RWTH Aachen University, Federal Republic of Germany |
| 6 | +# |
| 7 | +# Permission is hereby granted, free of charge, to any person obtaining a copy |
| 8 | +# of this software and associated documentation files (the "Software"), to deal |
| 9 | +# in the Software without restriction, including without limitation the rights |
| 10 | +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 11 | +# copies of the Software, and to permit persons to whom the Software is |
| 12 | +# furnished to do so, subject to the following conditions: |
| 13 | +# |
| 14 | +# The above copyright notice and this permission notice shall be included in all |
| 15 | +# copies or substantial portions of the Software. |
| 16 | +# |
| 17 | +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 18 | +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 20 | +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 21 | +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 22 | +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 23 | +# SOFTWARE. |
| 24 | + |
| 25 | +option(SANITIZE_MEMORY "Enable MemorySanitizer for sanitized targets." Off) |
| 26 | + |
| 27 | +set(FLAG_CANDIDATES |
| 28 | + # MSVC uses |
| 29 | + "/fsanitize=memory" |
| 30 | + # GNU/Clang |
| 31 | + "-g -fsanitize=memory" |
| 32 | +) |
| 33 | + |
| 34 | + |
| 35 | +include(sanitize-helpers) |
| 36 | + |
| 37 | +if (SANITIZE_MEMORY) |
| 38 | + if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Linux") |
| 39 | + message(WARNING "MemorySanitizer disabled for target ${TARGET} because " |
| 40 | + "MemorySanitizer is supported for Linux systems only.") |
| 41 | + set(SANITIZE_MEMORY Off CACHE BOOL |
| 42 | + "Enable MemorySanitizer for sanitized targets." FORCE) |
| 43 | + elseif (NOT ${CMAKE_SIZEOF_VOID_P} EQUAL 8) |
| 44 | + message(WARNING "MemorySanitizer disabled for target ${TARGET} because " |
| 45 | + "MemorySanitizer is supported for 64bit systems only.") |
| 46 | + set(SANITIZE_MEMORY Off CACHE BOOL |
| 47 | + "Enable MemorySanitizer for sanitized targets." FORCE) |
| 48 | + else () |
| 49 | + sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "MemorySanitizer" |
| 50 | + "MSan") |
| 51 | + endif () |
| 52 | +endif () |
| 53 | + |
| 54 | +function (add_sanitize_memory TARGET) |
| 55 | + if (NOT SANITIZE_MEMORY) |
| 56 | + return() |
| 57 | + endif () |
| 58 | + |
| 59 | + sanitizer_add_flags(${TARGET} "MemorySanitizer" "MSan") |
| 60 | +endfunction () |
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