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-ffloat-store to fix win32 server floats (fixes #989)

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def 2018-01-15 19:34:54 +01:00
parent 949bb2d9fc
commit 45412a9a05
1 changed files with 4 additions and 0 deletions
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4
CMakeLists.txt
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@ -1451,6 +1451,10 @@ foreach(target ${TARGETS})
if(DEFINE_FORTIFY_SOURCE)
target_compile_definitions(${target} PRIVATE $<$<NOT:$<CONFIG:Debug>>:_FORTIFY_SOURCE=2>) # Detect some buffer overflows.
endif()
# Inaccurate floating point numbers cause problems on mingw-w64-gcc when
# compiling for x86, might cause problems elsewhere. So don't store floats
# in registers but keep them at higher accuracy.
target_compile_options(${target} PRIVATE -ffloat-store)
endif()
if(TARGET_OS STREQUAL "mac")
target_compile_options(${target} PRIVATE -stdlib=libc++)