1; This testcase tests that a worklist is being used, and that globals can be 2; removed if they are the subject of a constexpr and ConstantPointerRef 3 4; RUN: opt < %s -passes=globaldce -S | FileCheck %s 5 6; CHECK-NOT: global 7 8@t0 = internal global [4 x i8] c"foo\00" ; <ptr> [#uses=1] 9@t1 = internal global [4 x i8] c"bar\00" ; <ptr> [#uses=1] 10@s1 = internal global [1 x ptr] [ ptr @t0 ] ; <ptr> [#uses=0] 11@s2 = internal global [1 x ptr] [ ptr @t1 ] ; <ptr> [#uses=0] 12@b = internal global ptr @a ; <ptr> [#uses=0] 13@a = internal global i32 7 ; <ptr> [#uses=1] 14 15