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15 lines
760 B
LLVM
15 lines
760 B
LLVM
; This testcase tests that a worklist is being used, and that globals can be
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; removed if they are the subject of a constexpr and ConstantPointerRef
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; RUN: opt < %s -globaldce -S | FileCheck %s
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; CHECK-NOT: global
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@t0 = internal global [4 x i8] c"foo\00" ; <[4 x i8]*> [#uses=1]
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@t1 = internal global [4 x i8] c"bar\00" ; <[4 x i8]*> [#uses=1]
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@s1 = internal global [1 x i8*] [ i8* getelementptr ([4 x i8], [4 x i8]* @t0, i32 0, i32 0) ] ; <[1 x i8*]*> [#uses=0]
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@s2 = internal global [1 x i8*] [ i8* getelementptr ([4 x i8], [4 x i8]* @t1, i64 0, i64 0) ] ; <[1 x i8*]*> [#uses=0]
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@b = internal global i32* @a ; <i32**> [#uses=0]
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@a = internal global i32 7 ; <i32*> [#uses=1]
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