Update LLVM libraries to LLVM 19.1.6 (#23294)

Other than the version number in `libcxx/include/__config`, nothing has
changed for our libraries, but this makes sure our libraries are up to
date with the latest release.

ChangeLog.md

@@ -20,8 +20,8 @@ See docs/process.md for more on how version tagging works.
 
 4.0.0 (in development)
 ----------------------
-- compiler-rt, libcxx, and libcxxabi were updated to LLVM 19.1.4. (#22937 and
-  #22994)
+- compiler-rt, libcxx, libcxxabi, and libunwind were updated to LLVM 19.1.6.
+  (#22937, #22994, and #23294)
 - The Wasm nontrapping-fptoint feature has been enabled by default. clang will
   generate nontrapping (saturating) float-to-int conversion instructions for
   C typecasts. This should have no effect on programs that do not have

system/lib/compiler-rt/readme.txt

@@ -1,7 +1,7 @@
 llvm's compiler-rt
 ------------------
 
-These files are from the llvm-project based on release 19.1.4.
+These files are from the llvm-project based on release 19.1.6.
 
 We maintain a local fork of llvm-project that contains any emscripten
 specific patches:
@@ -20,4 +20,4 @@ Modifications
 
 For a list of changes from upstream see the compiler-rt files that are part of:
 
-https://github.com/llvm/llvm-project/compare/llvmorg-19.1.4...emscripten-core:emscripten-libs-19
+https://github.com/llvm/llvm-project/compare/llvmorg-19.1.6...emscripten-core:emscripten-libs-19

system/lib/libcxx/include/__config

@@ -27,7 +27,7 @@
 // _LIBCPP_VERSION represents the version of libc++, which matches the version of LLVM.
 // Given a LLVM release LLVM XX.YY.ZZ (e.g. LLVM 17.0.1 == 17.00.01), _LIBCPP_VERSION is
 // defined to XXYYZZ.
-#  define _LIBCPP_VERSION 190104
+#  define _LIBCPP_VERSION 190106
 
 #  define _LIBCPP_CONCAT_IMPL(_X, _Y) _X##_Y
 #  define _LIBCPP_CONCAT(_X, _Y) _LIBCPP_CONCAT_IMPL(_X, _Y)

system/lib/libcxx/readme.txt

@@ -1,7 +1,7 @@
 llvm's libcxx
 -------------
 
-These files are from the llvm-project based on release 19.1.4.
+These files are from the llvm-project based on release 19.1.6.
 
 We maintain a local fork of llvm-project that contains any emscripten
 specific patches:
@@ -20,4 +20,4 @@ Modifications
 
 For a list of changes from upstream see the libcxx files that are part of:
 
-https://github.com/llvm/llvm-project/compare/llvmorg-19.1.4...emscripten-core:emscripten-libs-19
+https://github.com/llvm/llvm-project/compare/llvmorg-19.1.6...emscripten-core:emscripten-libs-19

system/lib/libcxxabi/readme.txt

@@ -1,7 +1,7 @@
 llvm's libcxxabi
 ----------------
 
-These files are from the llvm-project based on release 19.1.4.
+These files are from the llvm-project based on release 19.1.6.
 
 We maintain a local fork of llvm-project that contains any emscripten
 specific patches:
@@ -20,4 +20,4 @@ Modifications
 
 For a list of changes from upstream see the libcxxabi files that are part of:
 
-https://github.com/llvm/llvm-project/compare/llvmorg-19.1.4...emscripten-core:emscripten-libs-19
+https://github.com/llvm/llvm-project/compare/llvmorg-19.1.6...emscripten-core:emscripten-libs-19

system/lib/libunwind/readme.txt

@@ -1,7 +1,7 @@
 llvm's libunwind
 ----------------
 
-These files are from the llvm-project based on release 19.1.4.
+These files are from the llvm-project based on release 19.1.6.
 
 We maintain a local fork of llvm-project that contains any emscripten
 specific patches:
@@ -20,4 +20,4 @@ Modifications
 
 For a list of changes from upstream see the libunwind files that are part of:
 
-https://github.com/llvm/llvm-project/compare/llvmorg-19.1.4...emscripten-core:emscripten-libs-19
+https://github.com/llvm/llvm-project/compare/llvmorg-19.1.6...emscripten-core:emscripten-libs-19

test/other/codesize/test_codesize_files_wasmfs.funcs

@@ -30,9 +30,9 @@ $__unlockfile
 $__wasm_call_ctors
 $abort
 $abort_message
-$char*\20std::__2::__constexpr_memmove\5babi:nn190104\5d<char\2c\20char\20const\2c\200>\28char*\2c\20char\20const*\2c\20std::__2::__element_count\29
-$decltype\28auto\29\20std::__2::__variant_detail::__visitation::__base::__dispatcher<0ul>::__dispatch\5babi:nn190104\5d<std::__2::__variant_detail::__dtor<std::__2::__variant_detail::__traits<std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>\2c\20\28std::__2::__variant_detail::_Trait\291>::__destroy\5babi:nn190104\5d\28\29::'lambda'\28auto&\29&&\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>&>\28auto\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>&\29
-$decltype\28auto\29\20std::__2::__variant_detail::__visitation::__base::__dispatcher<1ul>::__dispatch\5babi:nn190104\5d<std::__2::__variant_detail::__dtor<std::__2::__variant_detail::__traits<long\2c\20std::__2::shared_ptr<wasmfs::File>>\2c\20\28std::__2::__variant_detail::_Trait\291>::__destroy\5babi:nn190104\5d\28\29::'lambda'\28auto&\29&&\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20long\2c\20std::__2::shared_ptr<wasmfs::File>>&>\28auto\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20long\2c\20std::__2::shared_ptr<wasmfs::File>>&\29
+$char*\20std::__2::__constexpr_memmove\5babi:nn190106\5d<char\2c\20char\20const\2c\200>\28char*\2c\20char\20const*\2c\20std::__2::__element_count\29
+$decltype\28auto\29\20std::__2::__variant_detail::__visitation::__base::__dispatcher<0ul>::__dispatch\5babi:nn190106\5d<std::__2::__variant_detail::__dtor<std::__2::__variant_detail::__traits<std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>\2c\20\28std::__2::__variant_detail::_Trait\291>::__destroy\5babi:nn190106\5d\28\29::'lambda'\28auto&\29&&\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>&>\28auto\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20std::__2::vector<wasmfs::Directory::Entry\2c\20std::__2::allocator<wasmfs::Directory::Entry>>\2c\20int>&\29
+$decltype\28auto\29\20std::__2::__variant_detail::__visitation::__base::__dispatcher<1ul>::__dispatch\5babi:nn190106\5d<std::__2::__variant_detail::__dtor<std::__2::__variant_detail::__traits<long\2c\20std::__2::shared_ptr<wasmfs::File>>\2c\20\28std::__2::__variant_detail::_Trait\291>::__destroy\5babi:nn190106\5d\28\29::'lambda'\28auto&\29&&\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20long\2c\20std::__2::shared_ptr<wasmfs::File>>&>\28auto\2c\20std::__2::__variant_detail::__base<\28std::__2::__variant_detail::_Trait\291\2c\20long\2c\20std::__2::shared_ptr<wasmfs::File>>&\29
 $dummy
 $emscripten_builtin_malloc
 $fflush
@@ -69,15 +69,15 @@ $std::__2::__shared_ptr_emplace<wasmfs::SpecialFiles::\28anonymous\20namespace\2
 $std::__2::__shared_weak_count::__release_weak\28\29
 $std::__2::__shared_weak_count::lock\28\29
 $std::__2::__tree<std::__2::__value_type<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>\2c\20wasmfs::Directory::DCacheEntry>\2c\20std::__2::__map_value_compare<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>\2c\20std::__2::__value_type<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>\2c\20wasmfs::Directory::DCacheEntry>\2c\20std::__2::less<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>>\2c\20true>\2c\20std::__2::allocator<std::__2::__value_type<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>\2c\20wasmfs::Directory::DCacheEntry>>>::destroy\28std::__2::__tree_node<std::__2::__value_type<std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>\2c\20wasmfs::Directory::DCacheEntry>\2c\20void*>*\29
-$std::__2::allocation_result<char*\2c\20unsigned\20long>\20std::__2::allocator_traits<std::__2::allocator<char>>::allocate_at_least\5babi:nn190104\5d<std::__2::allocator<char>>\28std::__2::allocator<char>&\2c\20unsigned\20long\29
+$std::__2::allocation_result<char*\2c\20unsigned\20long>\20std::__2::allocator_traits<std::__2::allocator<char>>::allocate_at_least\5babi:nn190106\5d<std::__2::allocator<char>>\28std::__2::allocator<char>&\2c\20unsigned\20long\29
 $std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>&\20std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__assign_no_alias<false>\28char\20const*\2c\20unsigned\20long\29
 $std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>&\20std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__assign_no_alias<true>\28char\20const*\2c\20unsigned\20long\29
-$std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__annotate_increase\5babi:nn190104\5d\28unsigned\20long\29\20const
+$std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__annotate_increase\5babi:nn190106\5d\28unsigned\20long\29\20const
 $std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__grow_by_and_replace\28unsigned\20long\2c\20unsigned\20long\2c\20unsigned\20long\2c\20unsigned\20long\2c\20unsigned\20long\2c\20unsigned\20long\2c\20char\20const*\29
 $std::__2::basic_string<char\2c\20std::__2::char_traits<char>\2c\20std::__2::allocator<char>>::__init_copy_ctor_external\28char\20const*\2c\20unsigned\20long\29
-$std::__2::shared_ptr<wasmfs::SpecialFiles::\28anonymous\20namespace\29::RandomFile>\20std::__2::make_shared\5babi:nn190104\5d<wasmfs::SpecialFiles::\28anonymous\20namespace\29::RandomFile\2c\200>\28\29
+$std::__2::shared_ptr<wasmfs::SpecialFiles::\28anonymous\20namespace\29::RandomFile>\20std::__2::make_shared\5babi:nn190106\5d<wasmfs::SpecialFiles::\28anonymous\20namespace\29::RandomFile\2c\200>\28\29
 $std::__2::vector<unsigned\20char\2c\20std::__2::allocator<unsigned\20char>>::__append\28unsigned\20long\29
-$std::__2::vector<wasmfs::MemoryDirectory::ChildEntry\2c\20std::__2::allocator<wasmfs::MemoryDirectory::ChildEntry>>::erase\5babi:nn190104\5d\28std::__2::__wrap_iter<wasmfs::MemoryDirectory::ChildEntry\20const*>\29
+$std::__2::vector<wasmfs::MemoryDirectory::ChildEntry\2c\20std::__2::allocator<wasmfs::MemoryDirectory::ChildEntry>>::erase\5babi:nn190106\5d\28std::__2::__wrap_iter<wasmfs::MemoryDirectory::ChildEntry\20const*>\29
 $strlen
 $wasmfs::DataFile::Handle::flush\28\29
 $wasmfs::DataFile::Handle::write\28unsigned\20char\20const*\2c\20unsigned\20long\2c\20long\20long\29