llvm-project/llvm/test/Assembler/2002-04-29-NameBinding.ll

20 lines
545 B
LLVM
Raw Normal View History

; There should be NO references to the global v1. The local v1 should
; have all of the references!
;
; Check by running globaldce, which will remove the constant if there are
; no references to it!
;
; RUN: opt < %s -globaldce -S | \
; RUN: not grep constant
;
; RUN: verify-uselistorder %s
2008-02-14 15:57:12 +08:00
@v1 = internal constant i32 5
2008-02-14 15:57:12 +08:00
define i32 @createtask() {
%v1 = alloca i32 ;; Alloca should have one use!
%reg112 = load i32* %v1 ;; This load should not use the global!
ret i32 %reg112
}