[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140

--- Comment #21 from Martin Liška <marxin at gcc dot gnu.org> ---
Looking at distinct number of value ranges and bits, we can get:

grep hash_vr /tmp/7.dump.ipa | sort | uniq -c | wc -l
65224

grep hash_bits /tmp/7.dump.ipa | sort | uniq -c | wc -l
13421

Where total # of jump functions at the end of WPA is 3258685.