[DAGCombine] Check zext legality in zext-extract-extend combine
authorPeter Waller <peter.waller@arm.com>
Tue, 9 Aug 2022 15:13:50 +0000 (15:13 +0000)
committerPeter Waller <peter.waller@arm.com>
Thu, 11 Aug 2022 14:30:42 +0000 (14:30 +0000)
commit898699831b5490d88b993593e5cb415fb2d1983a
tree4f1717de02628dcd7624ee07ee212807e7b76085
parent94fae7a581d6772e9f4ec0270485a4308eb8d2dc
[DAGCombine] Check zext legality in zext-extract-extend combine

Discussed in D131503.

Fix to D130782.
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp