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configure.ac: enable some gcc options even in debug mode

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Most importantly: always disable C++ exceptions.  It was surprising to
see MPD terminate due to an unexpected exception.
This commit is contained in:
Max Kellermann 2013-10-30 18:22:35 +01:00
parent 90c899407a
commit 84ff1a680a
1 changed files with 10 additions and 6 deletions
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16
configure.ac
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@ -1459,22 +1459,26 @@ dnl ---------------------------------------------------------------------------
dnl CFLAGS dnl CFLAGS
dnl --------------------------------------------------------------------------- dnl ---------------------------------------------------------------------------
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
AC_LANG_PUSH([C++])
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
AX_APPEND_COMPILE_FLAGS([-fno-threadsafe-statics])
AX_APPEND_COMPILE_FLAGS([-fmerge-all-constants])
AX_APPEND_COMPILE_FLAGS([-fno-exceptions])
AX_APPEND_COMPILE_FLAGS([-fno-rtti])
AC_LANG_POP
dnl ---------------------------------- debug ---------------------------------- dnl ---------------------------------- debug ----------------------------------
if test "x$enable_debug" = xno; then if test "x$enable_debug" = xno; then
AM_CPPFLAGS="$AM_CPPFLAGS -DNDEBUG" AM_CPPFLAGS="$AM_CPPFLAGS -DNDEBUG"
AX_APPEND_COMPILE_FLAGS([-ffunction-sections]) AX_APPEND_COMPILE_FLAGS([-ffunction-sections])
AX_APPEND_COMPILE_FLAGS([-fdata-sections]) AX_APPEND_COMPILE_FLAGS([-fdata-sections])
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
AC_LANG_PUSH([C++]) AC_LANG_PUSH([C++])
AX_APPEND_COMPILE_FLAGS([-ffunction-sections]) AX_APPEND_COMPILE_FLAGS([-ffunction-sections])
AX_APPEND_COMPILE_FLAGS([-fdata-sections]) AX_APPEND_COMPILE_FLAGS([-fdata-sections])
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
AX_APPEND_COMPILE_FLAGS([-fno-threadsafe-statics])
AX_APPEND_COMPILE_FLAGS([-fmerge-all-constants])
AX_APPEND_COMPILE_FLAGS([-fno-exceptions])
AX_APPEND_COMPILE_FLAGS([-fno-rtti])
AC_LANG_POP AC_LANG_POP
AX_APPEND_LINK_FLAGS([-Wl,--gc-sections]) AX_APPEND_LINK_FLAGS([-Wl,--gc-sections])