llvm/test/Transforms/SCCP/basictest.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

18 lines
420 B
LLVM

; This is a basic sanity check for constant propogation. The add instruction
; should be eliminated.
; RUN: opt < %s -sccp -S | not grep add
define i32 @test(i1 %B) {
br i1 %B, label %BB1, label %BB2
BB1: ; preds = %0
%Val = add i32 0, 0 ; <i32> [#uses=1]
br label %BB3
BB2: ; preds = %0
br label %BB3
BB3: ; preds = %BB2, %BB1
%Ret = phi i32 [ %Val, %BB1 ], [ 1, %BB2 ] ; <i32> [#uses=1]
ret i32 %Ret
}