Tests

Correctly aggregate narrowing information on parent expressions #21685

Job	Run time
Test mypyc suite with 32-bit Python	10m 37s
Test suite with py312-ubuntu	9m 51s
Test suite with py313-ubuntu, mypyc-compiled	14m 56s
Test suite with py310-ubuntu, mypyc-compiled	16m 15s
Test suite with py314-windows-64	25m 54s
Test suite with py314-ubuntu, mypyc-compiled	15m 4s
Test suite with py311-ubuntu	9m 31s
Parallel tests with py314-ubuntu, mypyc-compiled	26m 42s
Test suite with py314t-ubuntu, mypyc-compiled	17m 24s
mypyc runtime tests with py313-macos	6m 12s
Parallel tests with py314-windows-64, interpreted	8m 1s
mypyc runtime tests with py310-ubuntu	6m 46s
Formatting and code style with Black + ruff	1m 49s
Parallel tests with py314-ubuntu, interpreted	23m 41s
Type check our own code (py310-ubuntu)	1m 39s
Type check our own code (py310-windows-64)	2m 59s
	3h 17m 21s

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