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Toolchain: Enable -fexceptions and build a separate libstdc++ for the kernel

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This enables building usermode programs with exception handling. It also
builds a libstdc++ without exception support for the kernel.

This is necessary because the libstdc++ that gets built is different
when exceptions are enabled. Using the same library binary would
require extensive stubs for exception-related functionality in the
kernel.
This commit is contained in:
Gunnar Beutner 2021-04-16 20:42:18 +02:00 • committed by Andreas Kling
parent ebca6aabc0
commit d7978a3317
4 changed files with 121 additions and 55 deletions
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6
Kernel/CMakeLists.txt
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@ -352,8 +352,10 @@ file(GENERATE OUTPUT linker.ld INPUT linker.ld)
if (${CMAKE_HOST_SYSTEM_NAME} MATCHES SerenityOS)
include_directories(/usr/local/include/c++/10.2.0/)
else()
include_directories(../Toolchain/Local/${SERENITY_ARCH}/${SERENITY_ARCH}-pc-serenity/include/c++/10.3.0/)
include_directories(../Toolchain/Local/${SERENITY_ARCH}/${SERENITY_ARCH}-pc-serenity/include/c++/10.3.0/${SERENITY_ARCH}-pc-serenity/)
include_directories(../Toolchain/Local/${SERENITY_ARCH}/Kernel/${SERENITY_ARCH}-pc-serenity/include/c++/10.3.0/)
include_directories(../Toolchain/Local/${SERENITY_ARCH}/Kernel/${SERENITY_ARCH}-pc-serenity/include/c++/10.3.0/${SERENITY_ARCH}-pc-serenity/)
link_directories(../Toolchain/Local/${SERENITY_ARCH}/Kernel/${SERENITY_ARCH}-pc-serenity/lib)
link_directories(../Toolchain/Local/${SERENITY_ARCH}/Kernel/lib/gcc/${SERENITY_ARCH}-pc-serenity/10.3.0/)
endif()
add_executable(Kernel ${SOURCES})