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Issues list

[GVN] GVN hoists the load before llvm.lifetime.start generated by fuzzer llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#132952 opened Mar 25, 2025 by dtcxzyw
@dtcxzyw
[x86-64] Incorrect GVN optimization llvm:GVN GVN and NewGVN stages (Global value numbering) undefined behaviour
#127511 opened Feb 17, 2025 by IshwaraK
2
[Bug] GVNPass incorrectly considered as uninitialized llvm:GVN GVN and NewGVN stages (Global value numbering)
#126354 opened Feb 8, 2025 by Zhenhang1213
1
[NewGVN] Simplify eliminateInstructions llvm:GVN GVN and NewGVN stages (Global value numbering) llvm:transforms
#121059 opened Dec 24, 2024 by ManuelJBrito Loading…
1
2
Invalid optimization: clang makes invalid assumptions about malloc llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#114772 opened Nov 4, 2024 by bhaible
@antoniofrighetto
10
GVN wrong optimization with skipped out-of-bounds accesses llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#107996 opened Sep 10, 2024 by hvdijk
Wrong simplification by GVN llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#99797 opened Jul 21, 2024 by bongjunj
2
load wrongly replaced to trunc (bitcast ...) by GVN llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#99268 opened Jul 17, 2024 by bongjunj
4
[NewGVN] Relax conditions when checking safety of memory accesses llvm:GVN GVN and NewGVN stages (Global value numbering) llvm:transforms
#98609 opened Jul 12, 2024 by ManuelJBrito Loading…
7
[GVNHoist] Use profile data to make decision about hoisting llvm:GVN GVN and NewGVN stages (Global value numbering)
#97319 opened Jul 1, 2024 by hiraditya
[GVNSink] Reuse value numbering from GVN llvm:GVN GVN and NewGVN stages (Global value numbering)
#92198 opened May 15, 2024 by hiraditya
@mvvsmk
6
GVNHoist: Split Parent when profitable to do so. llvm:GVN GVN and NewGVN stages (Global value numbering)
#91665 opened May 9, 2024 by hiraditya
@hiraditya
10
[GVN] Excluding dead blocks before full redundancy eliminations llvm:GVN GVN and NewGVN stages (Global value numbering) llvm:transforms
#88556 opened Apr 12, 2024 by mshockwave Loading…
1
5
clang crashes at -O{2,3} on x86_64-linux-gnu: Assertion `!ValuesPerBlock[0].AV.isUndefValue() && "Dead BB dominate this block"' failed crash Prefer [crash-on-valid] or [crash-on-invalid] llvm:GVN GVN and NewGVN stages (Global value numbering)
#88051 opened Apr 8, 2024 by zhendongsu
1
@mshockwave
2
clang: 18: Assertion `ProcessedCount[V] < 100 && "Seem to have processed the same Value a lot"' failed. crash-on-valid llvm:GVN GVN and NewGVN stages (Global value numbering)
#69211 opened Oct 16, 2023 by wierton
2
3
[GVN] Miscompilation on loop triggers UB llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#63968 opened Jul 20, 2023 by ericliuu
2
[GVN] unsound transform: Source is more defined than target llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#63059 opened Jun 1, 2023 by fhahn
2
[NewGVN] Fast math flags dropped llvm:GVN GVN and NewGVN stages (Global value numbering) performance
#62095 opened Apr 12, 2023 by piotrAMD
1
[GVN] missed load elimination when multiple stores contribute to a single value llvm:GVN GVN and NewGVN stages (Global value numbering)
#61814 opened Mar 29, 2023 by Colton1skees
1
[newgvn] IR test fails with Assertion `ProcessedCount[V] < 100 && "Seem to have processed the same Value a lot"' failed. crash Prefer [crash-on-valid] or [crash-on-invalid] llvm:GVN GVN and NewGVN stages (Global value numbering)
#60439 opened Feb 1, 2023 by TatyanaDoubts
1
Missed GVN/PRE for load instruction llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#59312 opened Dec 2, 2022 by weiguozhi
GVN hoists sync call over side-effect if memory attribute doesn't contain side-effect location llvm:core llvm:GVN GVN and NewGVN stages (Global value numbering)
#59076 opened Nov 19, 2022 by jdoerfert
@nikic
[GVN] Missed partial redundancy elimination opportunity of load through select instruction llvm:GVN GVN and NewGVN stages (Global value numbering) missed-optimization
#58569 opened Oct 24, 2022 by skachkov-sc
1
[NewGVN] wrong code at Os and above with -mllvm -enable-newgvn llvm:GVN GVN and NewGVN stages (Global value numbering) miscompilation
#56149 opened Jun 21, 2022 by zhendongsu
3
Missed vectorization of eigen after https://reviews.llvm.org/D119965 llvm:GVN GVN and NewGVN stages (Global value numbering) regression
#55237 opened May 2, 2022 by weiguozhi
5
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