Amd64 doesn't need a frame pointer. Backtraces are made based on unwind tables. At least if GCC conforms to the ABI.
Am 16.09.2012 14:57, schrieb [email protected]:
Author: akhaldi Date: Sun Sep 16 12:57:22 2012 New Revision: 57313 URL: http://svn.reactos.org/svn/reactos?rev=57313&view=rev Log: * Don't use -momit-leaf-frame-pointer in debug gcc builds, it messes up stack traces. * Remove it from the amd64 gcc builds too. Modified: trunk/reactos/cmake/gcc.cmake Modified: trunk/reactos/cmake/gcc.cmake URL: http://svn.reactos.org/svn/reactos/trunk/reactos/cmake/gcc.cmake?rev=57313&r1=57312&r2=57313&view=diff ============================================================================== --- trunk/reactos/cmake/gcc.cmake [iso-8859-1] (original) +++ trunk/reactos/cmake/gcc.cmake [iso-8859-1] Sun Sep 16 12:57:22 2012 @@ -83,12 +83,15 @@ if(ARCH STREQUAL "i386") add_compile_flags("-mpreferred-stack-boundary=3 -fno-set-stack-executable -fno-optimize-sibling-calls -fno-omit-frame-pointer") if(OPTIMIZE STREQUAL "1") - add_compile_flags("-ftracer -momit-leaf-frame-pointer") + add_compile_flags("-ftracer") + if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug") + add_compile_flags("-momit-leaf-frame-pointer") + endif() endif() elseif(ARCH STREQUAL "amd64") add_compile_flags("-mpreferred-stack-boundary=4") if(OPTIMIZE STREQUAL "1") - add_compile_flags("-ftracer -momit-leaf-frame-pointer") + add_compile_flags("-ftracer") endif() elseif(ARCH STREQUAL "arm") if(OPTIMIZE STREQUAL "1")
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