new features

• Add support for new architecture loongarch (#1173)
• Fixed version of random interleaving of benchmark repetitions (#1163, fixing #1051)
• Easier comparison of results across families (#1168 #1166 #1165 #1164)

fixes

• Fix perf counter argument parsing (#1160)

internal cleanup

• Drop warning to satisfy clang's -Wunused-but-set-variable diag (#1174)
• Enable some sanitizer builds in github actions (#1167 #1171)
• Fix memory leak in test (#1169)