blob: 3da0fd5f14ba4e0d20658636af4c96f571d53ba1 [file] [log] [blame]
; Make sure that functions are removed successfully if they are referred to by
; a global that is dead. Make sure any globals they refer to die as well.
; RUN: opt < %s -globaldce -S | FileCheck %s
; CHECK-NOT: foo
;; Unused, kills %foo
@b = internal global i32 ()* @foo ; <i32 ()**> [#uses=0]
;; Should die when function %foo is killed
@foo.upgrd.1 = internal global i32 7 ; <i32*> [#uses=1]
;; dies when %b dies.
define internal i32 @foo() {
%ret = load i32, i32* @foo.upgrd.1 ; <i32> [#uses=1]
ret i32 %ret