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Remove CMAKE -ffast-math flag from OSX/FreeBSD 

Fixes issue: #4274

I have tested on MacOS 10.12.4

Requires testing on:
FreeBSD, Windows and Linux which I do not have access to.
This commit is contained in:
Vaughan Lapsley 2017-04-12 22:54:03 +10:00 committed by sfan5
parent 9a9ae7d65c
commit c874bfa5c3
1 changed files with 4 additions and 4 deletions
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8
src/CMakeLists.txt
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@ -753,12 +753,12 @@ else()
set(OTHER_FLAGS "${OTHER_FLAGS} -mthreads -fexceptions")
endif()
set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} ${WARNING_FLAGS} ${OTHER_FLAGS} -ffast-math -Wall -pipe -funroll-loops")
if(APPLE)
set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} ${WARNING_FLAGS} ${OTHER_FLAGS} -Wall -pipe -funroll-loops")
if(CMAKE_SYSTEM_NAME MATCHES "(Darwin|FreeBSD)")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Os")
else()
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -fomit-frame-pointer")
endif(APPLE)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -ffast-math -fomit-frame-pointer")
endif(CMAKE_SYSTEM_NAME MATCHES "(Darwin|FreeBSD)")
set(CMAKE_CXX_FLAGS_SEMIDEBUG "-g -O1 -Wall -Wabi ${WARNING_FLAGS} ${OTHER_FLAGS}")
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -Wall -Wabi ${WARNING_FLAGS} ${OTHER_FLAGS}")