| // RUN: %target-swift-emit-sil %s -verify |
| // REQUIRES: asserts |
| |
| // TF-964: `PullbackEmitter::visitTupleInst` crash for `tuple` instructions with |
| // non-tuple-typed adjoint values. |
| |
| @differentiable |
| func TF_964(_ x: Float) -> Float { |
| let tuple = (x, 1) |
| return tuple.0 |
| } |
| |
| // Original crasher: |
| // Assertion failed: (Operand->getType().is<TupleType>() && "Expected a tuple typed operand?!"), function create, file /Users/swiftninjas/s4tf/swift/lib/SIL/SILInstructions.cpp, line 2676. |
| // Stack dump: |
| // 0. Program arguments: /Library/Developer/Toolchains/swift-tensorflow-RELEASE-0.6.xctoolchain/usr/bin/swift -frontend -interpret tf-964.swift -enable-objc-interop -sdk /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -color-diagnostics -module-name main |
| // 1. Swift version 5.1.1-dev (Swift 7b97b0ced0) |
| // 2. While running pass #17 SILModuleTransform "Differentiation". |
| // 3. While processing `[differentiable source 0 wrt 0]` attribute on SIL function "@$s4main6TF_964yS2fF". |
| // for 'TF_964(_:)' (at tf-964.swift:2:1) |
| // 4. While generating VJP for SIL function "@$s4main6TF_964yS2fF". |
| // for 'TF_964(_:)' (at tf-964.swift:2:1) |
| // 5. While generating pullback for SIL function "@$s4main6TF_964yS2fF". |
| // for 'TF_964(_:)' (at tf-964.swift:2:1) |
