[clang] [analyzer] Prune infeasible states related to concrete ints early to fix a crash (PR #210912)

[Donát Nagy via cfe-commits]

NagyDonat wrote:

The analysis completed on the open source projects (memcached, tmux, curl, twin, vim, openssl, sqlite, ffmpeg, postgres, tinyxml2, libwebm, xerces, bitcoin, protobuf, qtbase, contour, openrct2) and there were no changes in the set of result and no new crashes.


https://github.com/llvm/llvm-project/pull/210912