Rafael Espindola 8b1afd59c3 Speed up gdb index creation.
With that in place we can use lld's own infrastructure for the low
level detail of dwarf parsing.

With this we don't decompress sections twice, we don't scan all
realocations and even with this simplistic implementation linking
clang with gdb index goes from 34.09 seconds to 20.80 seconds.

llvm-svn: 308544
2017-07-19 22:27:35 +00:00
..
2016-11-03 20:17:25 +00:00
2016-11-03 20:17:25 +00:00