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1; RUN: opt -passes=deadargelim -S < %s | FileCheck %s2 3; If caller is changed to pass in poison, noundef, dereferenceable and other4; attributes that imply immediate undefined behavior must be deleted.5; Other attributes like nonnull, which only imply poison, can be safely kept.6 7; CHECK: define i64 @bar(ptr nonnull %0, i64 %1)8define i64 @bar(ptr nonnull dereferenceable(8) %0, i64 %1) {9entry:10 %2 = add i64 %1, 811 ret i64 %212}13 14define i64 @foo(ptr %p, i64 %v) {15; CHECK: %retval = call i64 @bar(ptr nonnull poison, i64 %v)16 %retval = call i64 @bar(ptr nonnull dereferenceable(8) %p, i64 %v)17 ret i64 %retval18}19