36 lines
1.9 KiB
Diff
36 lines
1.9 KiB
Diff
See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109180
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Avoid the following undefined reference:
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/usr/lib/gcc/armv7l-linux-gnueabihf/12.2.0/../../../../armv7l-linux-gnueabihf/bin/ld: projects/libcxx/src/CMakeFiles/cxx_shared.dir/locale.cpp.o: in function `std::__1::__time_get_c_storage<char>::__x() const [clone .localalias]':
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locale.cpp:(.text._ZNKSt3__120__time_get_c_storageIcE3__xEv+0xb4): undefined reference to `std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >::~basic_string()'
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/usr/lib/gcc/armv7l-linux-gnueabihf/12.2.0/../../../../armv7l-linux-gnueabihf/bin/ld: projects/libcxx/src/CMakeFiles/cxx_shared.dir/locale.cpp.o: in function `std::__1::__time_get_c_storage<char>::__X() const [clone .localalias]':
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diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
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index b8ac536588d3..65e5a1365634 100644
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--- a/libcxx/CMakeLists.txt
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+++ b/libcxx/CMakeLists.txt
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@@ -308,6 +308,8 @@ endif()
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option(LIBCXX_HERMETIC_STATIC_LIBRARY
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"Do not export any symbols from the static library." ${LIBCXX_HERMETIC_STATIC_LIBRARY_DEFAULT})
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+option(LIBCXX_VOID_GCC_BUG_109180_WORKAROUND OFF)
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+
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#===============================================================================
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# Check option configurations
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#===============================================================================
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diff --git a/libcxx/src/CMakeLists.txt b/libcxx/src/CMakeLists.txt
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index 35b466527096..5b0efa171616 100644
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--- a/libcxx/src/CMakeLists.txt
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+++ b/libcxx/src/CMakeLists.txt
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@@ -155,6 +155,10 @@ if (LIBCXX_GENERATE_COVERAGE AND NOT LIBCXX_COVERAGE_LIBRARY)
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endif()
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add_library_flags_if(LIBCXX_COVERAGE_LIBRARY "${LIBCXX_COVERAGE_LIBRARY}")
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+if (LIBCXX_VOID_GCC_BUG_109180_WORKAROUND)
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+ set_source_files_properties(string.cpp PROPERTIES COMPILE_FLAGS -fno-inline)
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+endif()
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+
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if (APPLE AND LLVM_USE_SANITIZER)
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if (("${LLVM_USE_SANITIZER}" STREQUAL "Address") OR
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("${LLVM_USE_SANITIZER}" STREQUAL "Address;Undefined") OR
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