[llvm] [DAG] SelectionDAG.computeKnownBits - add NSW/NUW flags support to ISD::SHL handling (PR #89877)

[Simon Pilgrim via llvm-commits]

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@@ -3,6 +3,7 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX2
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX512F,CHECK-NO-FASTFMA
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skx -fp-contract=fast | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX512F,CHECK-FMA
+; XFAIL: *
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RKSimon wrote:

remove this

https://github.com/llvm/llvm-project/pull/89877