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[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 Jan 2017 15:52:00 +0000
- Subject: [Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6
- Auto-submitted: auto-generated
- References: <bug-78140-4@http.gcc.gnu.org/bugzilla/>
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.