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-rw-r--r--externals/cryptopp/CMakeLists.txt9
1 files changed, 1 insertions, 8 deletions
diff --git a/externals/cryptopp/CMakeLists.txt b/externals/cryptopp/CMakeLists.txt
index bbac71bb9..653af1e4b 100644
--- a/externals/cryptopp/CMakeLists.txt
+++ b/externals/cryptopp/CMakeLists.txt
@@ -3,6 +3,7 @@
# The differences are:
# - removed support for legacy CMake versions
# - removed support for 32-bit
+# - removed -march=native flag
# - removed rdrand module.asm as a workaround for an issue (see below)
# - added prefix "CRYPTOPP_" to all option names
# - disabled testing
@@ -96,14 +97,6 @@ if ((NOT CRYPTOPP_CROSS_COMPILE) AND (NOT (WINDOWS OR WINDOWS_STORE OR WINDOWS_P
endif()
endif()
-# -march=native for GCC, Clang and ICC in any version that does support it.
-if ((NOT CRYPTOPP_DISABLE_CXXFLAGS_OPTIMIZATIONS) AND (NOT CRYPTOPP_CROSS_COMPILE) AND (CMAKE_CXX_COMPILER_ID MATCHES "Clang|GNU|Intel"))
- CHECK_CXX_COMPILER_FLAG("-march=native" COMPILER_OPT_ARCH_NATIVE_SUPPORTED)
- if (COMPILER_OPT_ARCH_NATIVE_SUPPORTED AND NOT CMAKE_CXX_FLAGS MATCHES "-march=")
- SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
- endif()
-endif()
-
# Link is driven through the compiler, but CXXFLAGS are not used. Also see
# http://public.kitware.com/pipermail/cmake/2003-June/003967.html
if (NOT (WINDOWS OR WINDOWS_STORE OR WINDOWS_PHONE))