blob: cfc74ccd515923617d29b591a9ea9c6547843215 [file] [log] [blame]
; RUN: opt -passes=deadargelim -S < %s | FileCheck %s
; If caller is changed to pass in poison, noundef, dereferenceable and other
; attributes that imply immediate undefined behavior must be deleted.
; Other attributes like nonnull, which only imply poison, can be safely kept.
; CHECK: define i64 @bar(ptr nonnull %0, i64 %1)
define i64 @bar(ptr nonnull dereferenceable(8) %0, i64 %1) {
entry:
%2 = add i64 %1, 8
ret i64 %2
}
define i64 @foo(ptr %p, i64 %v) {
; CHECK: %retval = call i64 @bar(ptr nonnull poison, i64 %v)
%retval = call i64 @bar(ptr nonnull dereferenceable(8) %p, i64 %v)
ret i64 %retval
}