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