Issues

• warp.optim.SGD fails for float64/float16 parameters and breaks every other SGD in the process

  NVIDIA/warp#2041 · Filter by author Zhuoxi2000 opened on Oct 6, 2026
  1

• Preconditioner suitable for solving biharmonic equation

  feature request
  NVIDIA/warp#2039 · Filter by author alecjacobson opened on Oct 5, 2026
  

• Support NumPy’s __numpy_dtype__ protocol for Warp scalar types

  feature request
  NVIDIA/warp#2038 · Filter by author camevor opened on Oct 5, 2026 · 1.19.0
  

• bsr_set_zero() with a row_capacity array fails after shrinking the matrix

  bugwarp.sparse
  Bug

  NVIDIA/warp#2036 · Filter by author adenzler-nvidia opened on Oct 5, 2026 · 1.19.0
  

• Additional decomposition correctness findings related to #2010

  NVIDIA/warp#2030 · Filter by author moritzvii opened on Oct 3, 2026

• quat_between_vectors returns identity for opposite directions

  NVIDIA/warp#2028 · Filter by author sylvesterkaczmarek opened on Oct 3, 2026

• Attribute access on captured vector, quaternion, and transform values returns the whole value

  bugruntime
  Bug

  NVIDIA/warp#2023 · Filter by author gdaviet opened on Oct 2, 2026 · 1.19.0
  

• quat_to_axis_angle gradient is NaN for small rotations (float16 below ~0.05 rad, float32 below ~3e-13 rad)

  bug
  NVIDIA/warp#2020 · Filter by author Anirudha-kw opened on Oct 1, 2026
  2

• Kernel closures that differ only in a captured built-in get the same module hash and run the wrong built-in

  NVIDIA/warp#2019 · Filter by author Zhuoxi2000 opened on Oct 1, 2026
  1

• Fix multi-environment nanogrid cell lookup

  bugwarp.fem
  Bug

  NVIDIA/warp#2017 · Filter by author jnskkmhr opened on Sep 30, 2026 · 1.19.0
  2

  

• broadcast_shapes turns a 0 dimension into 1

  NVIDIA/warp#2015 · Filter by author SashaMIT opened on Sep 30, 2026

• wp.static() around a built-in function raises AttributeError: 'Function' object has no attribute 'user_overloads'

  bugruntime
  Bug

  NVIDIA/warp#2014 · Filter by author songyinggoh opened on Sep 30, 2026 · 1.19.0
  1

  

• Grouped CUDA LBVH can exceed the query stack capacity with 33 AABBs

  bugspatial acceleration
  Bug

  NVIDIA/warp#2013 · Filter by author shi-eric opened on Sep 30, 2026 · 1.19.0
  

• BVH ray queries miss boxes when rays run along a face

  bug
  Bug

  NVIDIA/warp#2011 · Filter by author shi-eric opened on Sep 30, 2026 · 1.19.0
  

• eig3 produces NaN gradients for eigenvalue-only loss at repeated eigenvalues

  bug
  Bug

  NVIDIA/warp#2010 · Filter by author shi-eric opened on Sep 30, 2026 · 1.19.0
  1

  

• FEM QR routines return NaNs for large float32 matrices

  bug
  NVIDIA/warp#2008 · Filter by author shi-eric opened on Sep 29, 2026
  1

• UnboundLocalError on a zero-size launch recorded on a tape with verify_autograd_array_access

  NVIDIA/warp#2006 · Filter by author v0ropaev opened on Sep 28, 2026

• Support LLVM -mllvm options for CPU kernel compilation

  feature request
  Enhancement

  NVIDIA/warp#2004 · Filter by author c0d1f1ed opened on Sep 27, 2026 · 1.19.0
  1

  

• CUDA tile_assign() loses gradients from broadcast source tiles

  bugtile
  Bug

  NVIDIA/warp#2001 · Filter by author shi-eric opened on Sep 27, 2026 · 1.19.0
  1

  

• tile_sum(..., axis=...) gives incorrect input gradients

  autodiffbugtile
  Bug

  NVIDIA/warp#2000 · Filter by author shi-eric opened on Sep 27, 2026 · 1.19.0
  1

  

• wp.tile_sum(axis=...) silently under-reads the axis when block_dim is smaller than the warp size

  NVIDIA/warp#1996 · Filter by author zhihuidu-amd opened on Sep 26, 2026
  1

• Tile reductions read uninitialized locals; wp.tile_sum returns wrong results above the warp width on AMDGPU

  NVIDIA/warp#1995 · Filter by author zhihuidu-amd opened on Sep 26, 2026

• Tune LLVM inlining for CPU kernels

  feature request
  Enhancement

  NVIDIA/warp#1994 · Filter by author c0d1f1ed opened on Sep 25, 2026 · 1.19.0
  1

  

• 2D DeformedGeometry cannot build a BVH

  bugwarp.fem
  Bug

  NVIDIA/warp#1993 · Filter by author dvasquezlopez opened on Sep 25, 2026 · 1.19.0
  3

  

• SAH BVHs can exceed query stack capacity

  bugspatial acceleration
  Bug

  NVIDIA/warp#1991 · Filter by author shi-eric opened on Sep 25, 2026 · 1.19.0
  1