[llvm] [IR] Mark vector intrinsics speculatable, willreturn (PR #162334)

[Nikita Popov via llvm-commits]

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@@ -2422,12 +2422,12 @@ def int_loop_dependence_war_mask:
 def int_get_active_lane_mask:
   DefaultAttrsIntrinsic<[llvm_anyvector_ty],
             [llvm_anyint_ty, LLVMMatchType<1>],
-            [IntrNoMem]>;
+            [IntrNoMem, IntrSpeculatable, IntrWillReturn]>;
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nikic wrote:

IntrWillReturn is implied by DefaultAttrsIntrinsic

https://github.com/llvm/llvm-project/pull/162334