[llvm] [ConstantFolding] Add ilogb in isMathLibCallNoop (PR #122582)

[Kshitij Paranjape via llvm-commits]

================
@@ -223,6 +223,8 @@ entry:
 ; CHECK-NEXT: %call_11 = call float @log1pf(float %value)
 ; CHECK-NEXT: br label %[[END_LABEL]]
 ; CHECK: [[END_LABEL]]:
+
+  %call_12 = call i32 @ilogb(float %value)
----------------
kshitijvp wrote:

sorry pls ignore this , it was to be removed

https://github.com/llvm/llvm-project/pull/122582