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Issues list

[RISC-V] Assertion `L.isLCSSAForm(DT)' failed. crash Prefer [crash-on-valid] or [crash-on-invalid] loopoptim
#141262 opened May 23, 2025 by ewlu
2
Loop unrolling confuses __builtin_dynamic_object_size() and __builtin_constant_p() loopoptim
#136603 opened Apr 21, 2025 by kees
4
Fix Loop Transformations to Preserve Block Frequencies llvm Umbrella label for LLVM issues loopoptim
#135812 opened Apr 15, 2025 by jdenny-ornl
@jdenny-ornl
[LSR] Seemingly incorrect folding llvm:optimizations loopoptim
#134305 opened Apr 3, 2025 by ashermancinelli
64bit loop variable on 32bit may be optimized clang:codegen IR generation bugs: mangling, exceptions, etc. loopoptim missed-optimization
#133373 opened Mar 28, 2025 by wzssyqa
2
[RISCV] The assignment within the loop was not successful. backend:RISC-V loopoptim
#132683 opened Mar 24, 2025 by shawn-xc
5
[LoopInterchange] Cost model more dedicated to vectorization loopoptim
#131130 opened Mar 13, 2025 by kasuga-fj
[LV] Inefficient gather/scatter address calculation for strided access loopoptim missed-optimization
#129474 opened Mar 3, 2025 by kinoshita-fj
9
[Clang] Optimization LoopFuse.cpp crashes on valid LLVM IR. Assertion `!verifyFunction(*FC0.Header->getParent(), &errs())' failed. crash Prefer [crash-on-valid] or [crash-on-invalid] loopoptim
#128600 opened Feb 24, 2025 by zitongzhoueric
【opt】incorrect output dependence in loop interchange pass loopoptim missed-optimization
#127176 opened Feb 14, 2025 by shanksjoe
@NeyagapulaSiddhartha
6
[clang++] Loop vectorization not happening in outlined lambda function clang:codegen IR generation bugs: mangling, exceptions, etc. loopoptim TBAA Type-Based Alias Analysis / Strict Aliasing vectorization
#124105 opened Jan 23, 2025 by kavitha-natarajan
17
Failure to fuse adjacent loops loopoptim missed-optimization
#117938 opened Nov 27, 2024 by Kmeakin
1
[LSR][SCEV] Increases register spilling in 503.bwaves_r (SPEC CPU 2017) backend:AArch64 llvm:SCEV Scalar Evolution loopoptim performance
#117318 opened Nov 22, 2024 by yus3710-fj
3
[clang] Crash at O1: Assertion `MSSA->dominates(NewDef, FirstDef) && "Should have dominated the new access"' failed crash-on-valid llvm:transforms loopoptim
#117157 opened Nov 21, 2024 by cardigan1008
1
Failure to unroll loop with unknown but small count loopoptim missed-optimization
#116119 opened Nov 13, 2024 by Kmeakin
3
opt-20 crashed with pass loop-extract crash Prefer [crash-on-valid] or [crash-on-invalid] loopoptim
#115602 opened Nov 9, 2024 by iamanonymouscs
[InstCombine] folding add and compare can negatively effect codegen for loops. llvm:optimizations loopoptim missed-optimization
#115493 opened Nov 8, 2024 by SpencerAbson
3
[LoopFusion] Optimization LoopFuse.cpp crashes on valid LLVM IR crash Prefer [crash-on-valid] or [crash-on-invalid] loopoptim
#115279 opened Nov 7, 2024 by zitongzhoueric
1
[Regression] LICM not duplicating instruction exposes code size regressions at -Oz loopoptim
#112627 opened Oct 16, 2024 by dcci
By default, loops are not unrolled. loopoptim
#112337 opened Oct 15, 2024 by 4465464
1
LoopVersioningLICM missing vectorization when loop bound is invariant under no-alias assumption loopoptim missed-optimization vectorization
#112060 opened Oct 11, 2024 by huihzhang
7
load_bytes loop isn't unrolled by the compiler loopoptim
#111773 opened Oct 10, 2024 by dcci
1
Missed optimization (-O3): llvm doesn't transform a loop into a constant loopoptim missed-optimization
#111037 opened Oct 3, 2024 by dcci
3
[Flang][LICM] deferred-shape arrays are not vectorized in some cases flang:ir loopoptim
#110613 opened Oct 1, 2024 by yus3710-fj
1
[Flang] TSVC s233: loop interchange is necessary for vectorization flang Flang issues not falling into any other category loopoptim
#110612 opened Oct 1, 2024 by yus3710-fj
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