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| author | Tiger Wang <ziwei.tiger@hotmail.co.uk> | 2014-03-10 19:36:55 +0100 |
|---|---|---|
| committer | Tiger Wang <ziwei.tiger@hotmail.co.uk> | 2014-03-10 19:36:55 +0100 |
| commit | cc2d8052383d64ffe21e53a7ec401ed7ee345fcd (patch) | |
| tree | 55571ea694182bf2c00f055a275be2df5ada703f /SetFlags.cmake | |
| parent | Shrapnel now configurable (diff) | |
| parent | Fixed #778 - stack overflow.com (diff) | |
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Diffstat (limited to 'SetFlags.cmake')
| -rw-r--r-- | SetFlags.cmake | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/SetFlags.cmake b/SetFlags.cmake index ded57e6d7..6a8211fa2 100644 --- a/SetFlags.cmake +++ b/SetFlags.cmake @@ -1,5 +1,3 @@ - - macro (add_flags_lnk FLAGS) set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FLAGS}") set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${FLAGS}") @@ -62,6 +60,7 @@ macro(set_flags) # We use a signed char (fixes #640 on RasPi) add_flags_cxx("-fsigned-char") + endif() @@ -184,6 +183,14 @@ macro(set_exe_flags) string(REPLACE "-w" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}") string(REPLACE "-w" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}") add_flags_cxx("-Wall -Wextra") + + # we support non-IEEE 754 fpus so can make no guarentees about error + add_flags_cxx("-ffast-math") + + # clang does not provide the __extern_always_inline macro and a part of libm depends on this when using fast-math + if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") + add_flags_cxx("-D__extern_always_inline=inline") + endif() endif() endmacro() |