Severity: wishlist Starting from an Emacs built with the following patches: https://bugs.gnu.org/58975#11 https://bugs.gnu.org/58976#8 And with Check[0] installed, visit test/manual/noverlay/itree-tests.c, flip any ck_assert condition to make it fail, and M-x compile RET. [0]: https://libcheck.github.io/check/ The sanitized error is highlighted correctly, and compile-goto-error jumps to the correct location: