| ; 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 -globaldce -S | not grep global |
| |
| @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] |
| |
