https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66890
--- Comment #2 from Andi Kleen ---
Created attachment 35993
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35993&action=edit
Potential patch
This patch fixes the problem for my simple test case. It adds a fall back path
to the partition c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66890
--- Comment #3 from Andi Kleen ---
I suspect the patch may be too simple because it could get stuck in unlikely,
but high frequency edges in the cold area. Perhaps need to adapt more of the
code of the non partitioning reordering
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66891
Richard Biener changed:
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Target||x86_64-*-*
Target Milestone|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66882
Richard Biener changed:
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Status|UNCONFIRMED |WAITING
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66880
--- Comment #5 from Richard Biener ---
It would be better to make the C FE reject this as constant expression which
invokes undefined behavior.
IMHO -fsanitize should never sanitize any constant expression - the FE will
reject non-constant ones
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66894
Richard Biener changed:
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66894
--- Comment #2 from Richard Biener ---
:
d_21 = (char) a.0_6;
if (d_21 != 0)
goto ;
else
goto ;
:
_22 = (int) d_21;
_23 = 1 / _22;
iftmp.1_24 = (short i
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66896
Bug ID: 66896
Summary: ipa-prop.c:2479 runtime error: member call on null
pointer of type 'struct ipa_polymorphic_call_context'
Product: gcc
Version: 5.1.0
Status: UNCONF
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66891
Uroš Bizjak changed:
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Status|NEW |ASSIGNED
Assignee|unassigned at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65996
Richard Biener changed:
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66281
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65726
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66814
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65162
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65686
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66691
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65874
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--- Comment #5 from Richard Biener
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65745
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48002
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59828
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65876
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49706
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64182
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66705
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64792
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65982
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66076
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66121
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56383
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48116
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66495
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64900
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60555
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65618
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65210
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63891
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66860
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60271
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--- Comment #10 from Richard Biener
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66368
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63734
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65660
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62631
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65337
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63184
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62281
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--- Comment #9 from Richard Biener
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57060
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65932
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65850
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56480
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66311
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66838
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65737
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60949
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--- Comment #3 from Richard Biener
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63782
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64054
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52389
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58796
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63256
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65717
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64785
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66868
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66027
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66793
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63572
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64022
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66358
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56724
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61821
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65908
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65779
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65289
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61940
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61864
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62247
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61458
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61990
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64104
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65701
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57466
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57836
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58315
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56540
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24012
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=7651
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65135
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61397
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66424
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65867
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65564
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65342
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60608
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66655
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64058
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63630
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61079
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65886
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60615
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65873
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