Issues

• FlattenDecorationPass can produce invalid SPIR-V containing redundant decorations

  KhronosGroup/SPIRV-Tools#7009 · Filter by author aqnuep opened on Oct 30, 2026

• spirv-opt: --loop-unroll emits a use before its definition when the loop header branches straight to the continue target

  KhronosGroup/SPIRV-Tools#7005 · Filter by author tomaszbk opened on Oct 27, 2026

• Xcode generator fails because build-version.inc is attached to multiple targets

  KhronosGroup/SPIRV-Tools#6998 · Filter by author MikhailGorobets opened on Oct 25, 2026

• SPV_KHR_workgroup_memory_explicit_layout & specialization don't pass validation

  KhronosGroup/SPIRV-Tools#6989 · Filter by author kevinboulain opened on Oct 22, 2026
  3

• spirv-opt: --fold-spec-const-op-composite can make a constant refer to a constant declared later

  component:optimization
  KhronosGroup/SPIRV-Tools#6987 · Filter by author Nawid3333 opened on Oct 21, 2026

• spirv-opt: Missing constant folding rules for various GLSL.std.450 extended instructions

  component:optimization
  KhronosGroup/SPIRV-Tools#6981 · Filter by author juliusikkala opened on Oct 19, 2026

• spirv-val: 16-bit float vector pointers rejected for partial 16-bit support

  KhronosGroup/SPIRV-Tools#6979 · Filter by author taniwha opened on Oct 18, 2026
  1

• --fold-spec-const-op-composite folds OpSpecConstantOp Select with a scalar condition and vector operands to a zero vector

  component:optimization
  KhronosGroup/SPIRV-Tools#6976 · Filter by author Nawid3333 opened on Oct 18, 2026

• spirv-opt: --loop-unroll-partial=2 aborts with std::out_of_range on two adjacent [[unroll]] loops

  KhronosGroup/SPIRV-Tools#6970 · Filter by author waroad opened on Oct 14, 2026

• opt: --ccp crashes folding OpCompositeInsert into OpConstantNull of an array type (null CompositeConstant)

  KhronosGroup/SPIRV-Tools#6969 · Filter by author waroad opened on Oct 14, 2026

• spirv-opt: --loop-fusion segfaults on null Constraint in LoopDependenceAnalysis::DeltaTest for two adjacent loops

  component:optimization
  KhronosGroup/SPIRV-Tools#6964 · Filter by author waroad opened on Oct 13, 2026
  2

• spirv-val: mistakenly rejects module with OpConstantCompositeContinuedINTEL

  component:validation
  Bug

  KhronosGroup/SPIRV-Tools#6954 · Filter by author Qi-Ye-079 opened on Oct 9, 2026

• Feature request: Add an opt-in pass to convert a uniform buffer to a push constant

  KhronosGroup/SPIRV-Tools#6893 · Filter by author TheMostDiligent opened on Sep 19, 2026
  1

• add eliminate_dead_UBO_members_pass to spirv-opt

  component:optimization
  KhronosGroup/SPIRV-Tools#6883 · Filter by author MouseChannel opened on Sep 11, 2026

• spirv-val seems to be overly strict with subgroup builtins

  KhronosGroup/SPIRV-Tools#6860 · Filter by author wingertge opened on Sep 1, 2026
  1

• spirv-objdump --source incorrectly extracts SPIR-V string operands

  KhronosGroup/SPIRV-Tools#6849 · Filter by author jeroendiederen opened on Aug 23, 2026

• Provide builds for releases as well

  KhronosGroup/SPIRV-Tools#6822 · Filter by author oscarbg opened on Aug 3, 2026
  1

• spirv-dis terminates on invalid instructions

  KhronosGroup/SPIRV-Tools#6806 · Filter by author taniwha opened on Jul 22, 2026
  2

• Add a custom hook/extension mechanism for user defined passes

  KhronosGroup/SPIRV-Tools#6781 · Filter by author Tobski opened on Jul 6, 2026
  2

• Add missing SPV_EXT_split_barrier check

  component:validation
  KhronosGroup/SPIRV-Tools#6771 · Filter by author spencer-lunarg opened on Jul 1, 2026
  1

  

• CMake config files should use namespaced targets

  component:general-utility
  KhronosGroup/SPIRV-Tools#6752 · Filter by author crueter opened on Jun 18, 2026

• OpUndef in output of spirv-opt -Os on shader with non-semantic debug info seems unexpected

  component:optimization
  KhronosGroup/SPIRV-Tools#6718 · Filter by author danginsburg opened on May 28, 2026
  10

  

• [SPIRV-OPT] ASan heap-use-after-free in MergeReturnPass with --merge-return

  component:optimization
  KhronosGroup/SPIRV-Tools#6711 · Filter by author jkwak-work opened on May 21, 2026

• spirv-val: Missing OffsetIdEXT check on a struct

  component:validation
  KhronosGroup/SPIRV-Tools#6696 · Filter by author spencer-lunarg opened on May 15, 2026
  1

  

• CreateRemoveUnusedInterfaceVariablesPass removes variables even if preserve_interface=true

  component:optimization
  KhronosGroup/SPIRV-Tools#6673 · Filter by author uwx opened on May 6, 2026