blob: e1bb5ac017c386ba574d62ffd56016acd4564b38 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
; 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]
|