Fixing this issue required using the WrapOpKill SPIRV-Tools pass. This pass wraps OpKill instructions inside a function. See the following for the explanation: https://github.com/KhronosGroup/SPIRV-Tools/issues/2726 dEQP-GLES2.functional.shaders.discard.function_always fails on ANGLE on top of SwiftShader Vulkan without this fix. Bug b/141246700 Change-Id: I48ce3c19a1b02160fd8f23b60a75e5f8f35a4d37 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/36450 Presubmit-Ready: Alexis Hétu <sugoi@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Tested-by: Alexis Hétu <sugoi@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com>
