Possibly the last version before 20.0 release.

Changes since 19.1.6

• Bill Hoffman: Fix print module manifest file for macos (#122370) (cd708029e0b2)
• Michał Górny: [cmake] Extend zstd.dll finding logic from MSVC to Clang (#121437) (37aaa06c4445)
• Vassil Vassilev: [cmake] Include GNUInstallDirs before using variables defined by it. (#83807) (56e8e0447d6a)
• David Green: [DAG] Allow AssertZExt to scalarize. (#122463) (3bf9b25b1627)
• DianQK: [SLP] Check if instructions exist after vectorization (#120434) (8fa5dffc865a)
• Artsiom Drapun: Fix std::initializer_list recognition if it’s exported out of a module (f1b37b6665b5)
• Aiden Grossman: [Github] Fix LLVM Project Tests Workflow on Linux (#122221) (510be2370fc9)
• Craig Topper: [RISCV] Don’t create BuildPairF64 or SplitF64 nodes without D or Zdinx. (#116159) (61c9f970b887)
• Arthur Eubanks: [test][compiler-rt] Mark dlsym_alloc.c as unsupported on macos (#108439) (07b4f631ee43)
• tmiasko: [lsan] Fix free(NULL) interception during initialization (#106912) (2e10af6e5925)
• Vitaly Buka: [NFC][sanitizer] Commit test for #106912 (#108289) (8ef2858421db)
• Ikhlas Ajbar: [Hexagon] Only handle simple types memory accesses (#120654) (be46324c97a2)
• Nikita Popov: Build SanitizerCommon if ctx_profile enabled (#105495) (5998cd3b38dc)
• Owen Pan: [clang-format] Fix idempotent format of hash in macro body (#118513) (1414560a9c16)
• Philipp van Kempen: [RISCV] Fix typo in CV_SH_rr_inc pattern (#120246) (9969e7f87831)
• Brian Cain: [clang] hexagon: fix link order for libc/builtins (#117057) (97a1cb9a3fc4)
• Tobias Hieta: Bump version to 19.1.7 (6553889987ae)
• Craig Topper: [RISCV] Add hasPostISelHook to sf.vfnrclip pseudo instructions. (#114274) (d749beb59e72)
• Craig Topper: [RISCV] Add missing hasPostISelHook = 1 to vector pseudos that might read FRM. (#114186) (a0dfd3d04e28)

https://github.com/llvm/llvm-project/releases/tag/llvmorg-19.1.7