Merge llvm-project release/19.x llvmorg-19.1.0-rc2-0-gd033ae172d1c

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/19.x llvmorg-19.1.0-rc2-0-gd

Merge llvm-project release/19.x llvmorg-19.1.0-rc2-0-gd033ae172d1c

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/19.x llvmorg-19.1.0-rc2-0-gd033ae172d1c.

PR: 280562
MFC after: 1 month

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libcxx atomic_ref.h: add typename keyword for difference_type
declarations, otherwise older clang versions cannot compile this header.

PR: 280562
MFC after: 1 month

Merge llvm-project main llvmorg-19-init-18630-gf2ccf80136a0

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project main llvmorg-19-init-18630-gf2ccf80136a0, t

Merge llvm-project main llvmorg-19-init-18630-gf2ccf80136a0

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project main llvmorg-19-init-18630-gf2ccf80136a0, the
last commit before the upstream release/19.x branch was created.

PR: 280562
MFC after: 1 month

show more ...