further preparations for Kotlin transpilation #632

Job	Run time
Build and test cmake:gcc9	25s
Build and test cmake:clang15	39s
Build and test cmake:clang15:asan	44s
Build and test cmake:clang15:tsan	50s
Build and test cmake:clang15:ubsan	50s
Build and test cmake:qemu-arm-neon-gcc	1m 1s
Build and test cmake-osx:clang	54s
Build and test cmake-osx:gcc	47s
Build and test cmake-win64:msvc-rel	1m 32s
Build and test cmake-win64:msvc-dbg	47s
Build and test fuzz:clang15	37s
Build and test python3.10:clang15	1m 44s
Build and test python3.10-win	52s
Build and test maven	36s
Build and test bazel:root	29s
Build and test bazel:go	1m 4s
Build and test bazel:java	1m 56s
Build and test bazel:research	22s
Build and test bazel-osx:root	1m 34s
Build and test bazel-osx:go	2m 27s
Build and test bazel-osx:java	4m 15s
Build and test bazel-osx:research	1m 24s
Build and test bazel-win:root	1m 41s
Build and test bazel-win:java	5m 10s
Build and test bazel-win:research	2m 42s
	35m 22s

Provide feedback