[llvm] [VPlan] Add VPIRAttributes; use for VPWidenCallRecipe. (PR #207075)

[Ramkumar Ramachandra via llvm-commits]

================
@@ -28,7 +31,7 @@ define void @wide_call_attrs(ptr noalias %in.ptr, ptr noalias %out.ptr) {
 ; CHECK-NEXT:      CLONE ir<%in.gep> = getelementptr inbounds ir<%in.ptr>, ir<%iv>
 ; CHECK-NEXT:      vp<[[VP4:%[0-9]+]]> = vector-pointer inbounds ir<%in.gep>, ir<1>
 ; CHECK-NEXT:      WIDEN ir<%in> = load vp<[[VP4]]>
-; CHECK-NEXT:      WIDEN-CALL ir<%call> = call  @acos(ir<%in>) (using library function: vec_acos)
+; CHECK-NEXT:      WIDEN-CALL ir<%call> = call  nofpclass(nan) @acos(nofpclass(inf) ir<%in>) (using library function: vec_acos)
----------------
artagnon wrote:

Hm, would be good to fix the double space after "call"?

https://github.com/llvm/llvm-project/pull/207075