1 config CC_GCC_ENABLE_TARGET_OPTSPACE
3 prompt "Optimize gcc libs for size"
6 Pass --enable-target-optspace to crossgcc's configure.
8 This will compile crossgcc's libs with -Os.
10 comment "Misc. obscure options."
14 prompt "Use __cxa_atexit"
16 depends on ! BARE_METAL
18 If you get the missing symbol "__cxa_atexit" when building C++ programs,
19 you might want to try disabling this option.
21 config CC_GCC_DISABLE_PCH
23 prompt "Do not build PCH"
26 Say 'y' here to not use Pre-Compiled Headers in the resulting toolchain.
27 at the expense of speed when compiling C++ code.
29 For some configurations (most notably canadian?), PCH are broken, and
30 need to be disabled. Please see:
31 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40974
35 prompt "Use sjlj for exceptions"
36 default CC_SJLJ_EXCEPTIONS_CONFIGURE
37 depends on ! BARE_METAL
39 # This config option is used nowhere in the code on purpose.
40 # It only serves as a choice entry to force neither using nor not using sjlj
41 config CC_SJLJ_EXCEPTIONS_CONFIGURE
43 prompt "Let configure decide"
45 Let configure decide if setjmp/longjmp should be used to handle
48 Choose that if you trust configure to detect the correct settings.
49 This is the default choice.
51 config CC_SJLJ_EXCEPTIONS_USE
53 prompt "Force using sjlj"
55 Do use setjmp/longjmp for exceptions.
56 This is gcc's --enable-sjlj-exceptions configure switch.
58 Choose that if you want to use setjmp/longjmp to handle exceptions.
60 config CC_SJLJ_EXCEPTIONS_DONT_USE
62 prompt "Force not using sjlj"
64 Do not use setjmp/longjmp for exceptions.
65 This is gcc's --disable-sjlj-exceptions configure switch.
67 Choose that if you want to not use setjmp/longjmp to handle exceptions.