[SWE-Paddle] Add task PaddlePaddle__Paddle-74212

[co63oc]

关联

• SWE-Paddle 共建 issue: [Call for Bench] SWE-Paddle 社区共建 Paddle#79447
• 来源 PR: [0-size Tensor Job2 No.51] Add 0-size Tensor support for paddle.multiplex Paddle#74212

说明

新增 SWE-Paddle 任务 PaddlePaddle__Paddle-74212。

该任务覆盖 paddle.multiplex 对 0-size Tensor 的处理。测试包含非 0-size Tensor regression case，以及 multiplex 的目标场景，可在 CPU 环境运行。

验证结果

状态	P2P	multiplex F2P
Base + tests/test.patch	PASS	FAIL
Base + test patch + solution/code.patch	PASS	PASS

Base P2P

5 passed, 5 warnings in 1.51s

Base F2P：multiplex

=========================================================== short test summary info ============================================================
FAILED test_multiplex_op.py::TestMultiplexOp_ZeroSize::test_check_grad - IndexError: In user code:
FAILED test_multiplex_op.py::TestMultiplexOp_ZeroSize::test_check_output - IndexError: In user code:
========================================================= 2 failed, 1 warning in 3.42s =========================================================

Solution P2P

5 passed, 5 warnings in 2.83s

Solution F2P：multiplex

2 passed, 2 warnings in 1.38s