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Compiler generates OpPhi with duplicated parent block

Status: Open.

#9647 In shader-slang/slang;

· NogginBops opened on Jan 17, 2026

Overlapping push constant ranges in SPIR-V target

Status: Open.

#9643 In shader-slang/slang;

· petar-andrejic opened on Jan 16, 2026

slangc crash when defining a struct type in struct __subscript operator type.

Dev Opened

Missing DiagnosticWe should be emitting a diagnostics but we don't or crash or emit bad codeWe should be emitting a diagnostics but we don't or crash or emit bad code

Status: Open.

Language Maturity

#9637 In shader-slang/slang;

· skiminki-nv opened on Jan 16, 2026

Use of struct property/__subscript ref() accessor produces invalid code

Dev Opened

Diagnostics

Missing DiagnosticWe should be emitting a diagnostics but we don't or crash or emit bad codeWe should be emitting a diagnostics but we don't or crash or emit bad code

Status: Open.

Language Maturity

#9636 In shader-slang/slang;

· skiminki-nv opened on Jan 16, 2026

Fix debug-levels.slang -g2/-g3 tests after SPIRV-Tools v2025.5 update

spirv_validation

Status: Open.

Bug

#9634 In shader-slang/slang;

· jvepsalainen-nv opened on Jan 16, 2026

CoopMat.MapElement crashes the compiler

Dev Opened

Status: Open.

#9629 In shader-slang/slang;

· csyonghe opened on Jan 15, 2026

Type coercion constraint does not correctly constrain parameters in some scenarios

Status: Open.

#9626 In shader-slang/slang;

· 16-Bit-Dog opened on Jan 15, 2026

Cannot Access Associated Types of Abstract Generic Parameters at Struct Level

Status: Open.

Bug

#9622 In shader-slang/slang;

· NV-xiaoyongs opened on Jan 15, 2026

·  

Q1 2026 (Winter)

Generic constraints that contain diamond conformance patterns cause type equivalence problems.

Dev Opened

Status: Open.

Bug

#9621 In shader-slang/slang;

· saipraveenb25 opened on Jan 15, 2026

·  

Q1 2026 (Winter)

SPIR-V - Clarifications for multiple entry points

Status: Open.

#9620 In shader-slang/slang;

· ntsh-oni opened on Jan 15, 2026

Better CI failure handling

CICI pipeline and automationCI pipeline and automation

CI Improvement

Dev Opened

Status: Open.

Testing

#9619 In shader-slang/slang;

· jkiviluoto-nv opened on Jan 15, 2026

Slang stress testing

CICI pipeline and automationCI pipeline and automation

CI Improvement

Status: Open.

Testing

#9618 In shader-slang/slang;

· jkiviluoto-nv opened on Jan 15, 2026