config/cc/gcc.in
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Sep 12 20:54:54 2010 +0200 (2010-09-12)
changeset 2122 eb837be50f8f
parent 2061 5744ba6e8297
child 2124 5dd0b83ae528
permissions -rw-r--r--
cc/gcc: do not force use of non-vital companion libraries

While GMP and MPFR are required by gcc>=4.3 (to build the frontends),
and MPC is required by gcc>=4.5, the other libs are not. If they are
present then gcc will enable advanced features; if they are missing,
then gcc will (should) simply disable those features.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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# Compiler options
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config CC_gcc
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    select CC_SUPPORT_CXX
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    select CC_SUPPORT_FORTRAN
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    select CC_SUPPORT_JAVA
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    select CC_SUPPORT_ADA
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    select CC_SUPPORT_OBJC
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    select CC_SUPPORT_OBJCXX
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    help
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      gcc is the full-blown GNU compiler. This is what most people will choose.
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      gcc supports many languages, a powerful code parser, optimised binary
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      output, and lots of other features.
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choice
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    bool
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    prompt "gcc version"
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# Don't remove next line
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# CT_INSERT_VERSION_BELOW
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config CC_V_4_5_1
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    bool
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    prompt "4.5.1 (EXPERIMENTAL)"
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    depends on EXPERIMENTAL
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    select CC_GCC_4_5_or_later
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config CC_V_4_5_0
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    bool
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    prompt "4.5.0 (EXPERIMENTAL)"
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    depends on EXPERIMENTAL
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    select CC_GCC_4_5_or_later
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config CC_V_4_4_4
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    bool
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    prompt "4.4.4 (EXPERIMENTAL)"
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    depends on EXPERIMENTAL
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    select CC_GCC_4_4_or_later
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config CC_V_4_4_3
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    bool
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    prompt "4.4.3"
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    select CC_GCC_4_4_or_later
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config CC_V_4_4_2
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    bool
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    prompt "4.4.2"
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    select CC_GCC_4_4_or_later
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config CC_V_4_4_1
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    bool
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    prompt "4.4.1"
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    select CC_GCC_4_4_or_later
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config CC_V_4_4_0
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    bool
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    prompt "4.4.0"
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    select CC_GCC_4_4_or_later
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config CC_V_4_3_4
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    bool
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    prompt "4.3.4"
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    select CC_GCC_4_3_or_later
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config CC_V_4_3_3
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    bool
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    prompt "4.3.3"
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    select CC_GCC_4_3_or_later
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config CC_V_4_3_2
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    bool
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    prompt "4.3.2"
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    select CC_GCC_4_3_or_later
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config CC_V_4_3_1
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    bool
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    prompt "4.3.1"
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    select CC_GCC_4_3_or_later
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config CC_V_4_2_4
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    bool
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    prompt "4.2.4"
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    select CC_GCC_4_2_or_later
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config CC_V_4_2_3
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    bool
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    prompt "4.2.3 (OBSOLETE)"
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    select CC_GCC_4_2_or_later
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    depends on OBSOLETE
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config CC_V_4_2_2
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    bool
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    prompt "4.2.2"
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    select CC_GCC_4_2_or_later
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config CC_V_4_2_1
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    bool
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    prompt "4.2.1 (OBSOLETE)"
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    select CC_GCC_4_2_or_later
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    depends on OBSOLETE
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config CC_V_4_2_0
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    bool
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    prompt "4.2.0 (OBSOLETE)"
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    select CC_GCC_4_2_or_later
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    depends on OBSOLETE
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config CC_V_4_1_2
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    bool
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    prompt "4.1.2 (OBSOLETE)"
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    depends on OBSOLETE
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config CC_V_4_0_4
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    bool
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    prompt "4.0.4 (OBSOLETE)"
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    depends on OBSOLETE
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config CC_V_3_4_6
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    bool
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    prompt "3.4.6 (OBSOLETE)"
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    depends on OBSOLETE
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endchoice
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config CC_GCC_4_2_or_later
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    bool
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    default n
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config CC_GCC_4_3_or_later
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    bool
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    default n
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    select CC_GCC_4_2_or_later
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    select CC_GCC_USE_GMP_MPFR
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config CC_GCC_4_4_or_later
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    bool
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    default n
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    select CC_GCC_4_3_or_later
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    select CC_GCC_HAS_GRAPHITE
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config CC_GCC_4_5_or_later
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    bool
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    default n
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    select CC_GCC_4_4_or_later
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    select CC_GCC_USE_MPC
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    select CC_GCC_HAS_LTO
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config CC_GCC_HAS_GRAPHITE
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    bool
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    default n
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config CC_GCC_HAS_LTO
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    bool
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    default n
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config CC_GCC_USE_GMP_MPFR
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    bool
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    default n
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    select GMP
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    select MPFR
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config CC_GCC_USE_PPL_CLOOG
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    bool
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    default n
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    select PPL
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    select CLOOG
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config CC_GCC_USE_MPC
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    bool
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    default n
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    select MPC
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config CC_GCC_USE_LIBELF
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    bool
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    default n
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    select LIBELF
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config CC_VERSION
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    string
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# Don't remove next line
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# CT_INSERT_VERSION_STRING_BELOW
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    default "4.5.1" if CC_V_4_5_1
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    default "4.5.0" if CC_V_4_5_0
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    default "4.4.4" if CC_V_4_4_4
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    default "4.4.3" if CC_V_4_4_3
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    default "4.4.2" if CC_V_4_4_2
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    default "4.4.1" if CC_V_4_4_1
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    default "4.4.0" if CC_V_4_4_0
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    default "4.3.4" if CC_V_4_3_4
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    default "4.3.3" if CC_V_4_3_3
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    default "4.3.2" if CC_V_4_3_2
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    default "4.3.1" if CC_V_4_3_1
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    default "4.3.0" if CC_V_4_3_0
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    default "4.2.4" if CC_V_4_2_4
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    default "4.2.3" if CC_V_4_2_3
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    default "4.2.2" if CC_V_4_2_2
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    default "4.2.1" if CC_V_4_2_1
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    default "4.2.0" if CC_V_4_2_0
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    default "4.1.2" if CC_V_4_1_2
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    default "4.0.4" if CC_V_4_0_4
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    default "3.4.6" if CC_V_3_4_6
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config CC_LANG_JAVA_USE_ECJ
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    bool
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    default y
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    depends on CC_LANG_JAVA
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    depends on CC_GCC_4_3_or_later
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config CC_PKGVERSION
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    string
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    prompt "gcc ID string"
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    depends on CC_GCC_4_3_or_later
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    default "crosstool-NG-${CT_VERSION}"
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    help
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      Specify a string that identifies your package. You may wish to include
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      a build number or build date. This version string will be included in
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      the output of gcc --version.
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      This is passed to the configure flag --with-pkgversion.
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config CC_BUGURL
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    string
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    prompt "gcc bug URL"
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    depends on CC_GCC_4_3_or_later
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    default ""
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    help
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      Specify the URL that users should visit if they wish to report a bug.
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config CC_ENABLE_CXX_FLAGS
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    string
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    prompt "Flags to pass to --enable-cxx-flags"
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    default ""
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    help
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      Enter here the value of the gcc's ./configure option --enable-cxx-flags.
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      Leave empty if you don't know better.
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      Note: just pass in the option _value_, that is only the part that goes
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      after the '=' sign.
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config CC_CORE_EXTRA_CONFIG
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    string
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    prompt "Core gcc extra config"
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    default ""
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    help
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      Extra flags to pass onto ./configure when configuring the core gcc.
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      The core gcc is a stripped down, C-only compiler needed to build
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      the C library. Kinda bootstrap gcc, if you wish.
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config CC_EXTRA_CONFIG
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    string
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    prompt "gcc extra config"
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    default ""
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    depends on ! BARE_METAL
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    help
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      Extra flags to pass onto ./configure when configuring gcc.