git bisect start
# status: waiting for both good and bad commits
# good: [c75c136169bff82622deaa256875fc3dd688e002] [clang][PAC] Enable the PAC dynamic_cast to final class optimization (#152601)
git bisect good c75c136169bff82622deaa256875fc3dd688e002
# status: waiting for bad commit, 1 good commit known
# bad: [6272540b9f7e5fbd3dab8aaca103012a4dc1faa3] [libc++] Properly extract the PR head and base from the Github event
git bisect bad 6272540b9f7e5fbd3dab8aaca103012a4dc1faa3
# bad: [df430c33a71ffb22b8d33d24538775c5fc9de6e1] [Frontend] Define __SANITIZE__ macros for kernel address variants (#156543)
git bisect bad df430c33a71ffb22b8d33d24538775c5fc9de6e1
# good: [a103b9b207f67e0afbaf41647a56a4cb716414c6] [flang][lowering] fix vector subscripts in character elemental procedures (#156661)
git bisect good a103b9b207f67e0afbaf41647a56a4cb716414c6
# good: [c424468dbf78aa937b3cd2a8b5c303d43de19ad6] [libc++] Parse Google Benchmark results into LNT-compatible format (#157466)
git bisect good c424468dbf78aa937b3cd2a8b5c303d43de19ad6
# first bad commit: [df430c33a71ffb22b8d33d24538775c5fc9de6e1] [Frontend] Define __SANITIZE__ macros for kernel address variants (#156543)
# first bad commit: [df430c33a71ffb22b8d33d24538775c5fc9de6e1] [Frontend] Define __SANITIZE__ macros for kernel address variants (#156543)