llvm-project/llvm/test/Transforms/GlobalDCE/2002-09-12-Redeletion.ll

12 lines
443 B
LLVM

; RUN: opt < %s -globaldce
;; Should die when function %foo is killed
@foo.upgrd.1 = internal global i32 7 ; <i32*> [#uses=3]
@bar = internal global [2 x { i32*, i32 }] [ { i32*, i32 } { i32* @foo.upgrd.1, i32 7 }, { i32*, i32 } { i32* @foo.upgrd.1, i32 1 } ] ; <[2 x { i32*, i32 }]*> [#uses=0]
define internal i32 @foo() {
%ret = load i32, i32* @foo.upgrd.1 ; <i32> [#uses=1]
ret i32 %ret
}