2002-08-17 22:57:52 +00:00
|
|
|
; 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
|
|
|
|
|
|
2009-09-11 18:01:28 +00:00
|
|
|
; RUN: opt < %s -globaldce -S | not grep global
|
2008-03-01 09:15:35 +00:00
|
|
|
|
|
|
|
|
@t0 = internal global [4 x i8] c"foo\00" ; <[4 x i8]*> [#uses=1]
|
|
|
|
|
@t1 = internal global [4 x i8] c"bar\00" ; <[4 x i8]*> [#uses=1]
|
|
|
|
|
@s1 = internal global [1 x i8*] [ i8* getelementptr ([4 x i8]* @t0, i32 0, i32 0) ] ; <[1 x i8*]*> [#uses=0]
|
|
|
|
|
@s2 = internal global [1 x i8*] [ i8* getelementptr ([4 x i8]* @t1, i64 0, i64 0) ] ; <[1 x i8*]*> [#uses=0]
|
|
|
|
|
@b = internal global i32* @a ; <i32**> [#uses=0]
|
|
|
|
|
@a = internal global i32 7 ; <i32*> [#uses=1]
|
2002-08-17 23:20:37 +00:00
|
|
|
|
