Windows on ARM64 (aarch64-w64-mingw32) fcontext build using MinGW-w64 fails (missing .asm files)

[brechtsanders]

When trying to build a aarch64-w64-mingw32 build (native on Windows on ARM using this LLVM/CLang) with -DBOOST_CONTEXT_IMPLEMENTATION:STRING=fcontext there are errors that the following files are missing:

• libs/context/src/asm/make_arm64_ms_pe_gas.asm
• libs/context/src/asm/jump_arm64_ms_pe_gas.asm
• libs/context/src/asm/ontop_arm64_ms_pe_gas.asm

However, the following files are present:

• libs/context/src/asm/make_arm64_aapcs_pe_armasm.asm
• libs/context/src/asm/jump_arm64_aapcs_pe_armasm.asm
• libs/context/src/asm/ontop_arm64_aapcs_pe_armasm.asm

Could you please provide the missing GAS versions?