2002-04-30 02:12:28 +08:00
|
|
|
; 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!
|
|
|
|
;
|
2009-09-12 02:01:28 +08:00
|
|
|
; RUN: opt < %s -globaldce -S | \
|
2007-04-15 18:07:55 +08:00
|
|
|
; RUN: not grep constant
|
2002-04-30 02:12:28 +08:00
|
|
|
;
|
2014-08-20 05:08:27 +08:00
|
|
|
; RUN: verify-uselistorder %s
|
2002-04-30 02:12:28 +08:00
|
|
|
|
2008-02-14 15:57:12 +08:00
|
|
|
@v1 = internal constant i32 5
|
2002-04-30 02:12:28 +08:00
|
|
|
|
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
|
|
|
|
}
|
2002-04-30 02:12:28 +08:00
|
|
|
|