llvm/test/Analysis/ScalarEvolution/2007-08-06-MisinterpretBranch.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

19 lines
574 B
LLVM

; RUN: opt < %s -indvars -adce -simplifycfg -S | grep "icmp s"
; PR1598
define i32 @f(i32 %a, i32 %b, i32 %x, i32 %y) {
entry:
%tmp3 = icmp eq i32 %a, %b ; <i1> [#uses=1]
br i1 %tmp3, label %return, label %bb
bb: ; preds = %bb, %entry
%x_addr.0 = phi i32 [ %tmp6, %bb ], [ %x, %entry ] ; <i32> [#uses=1]
%tmp6 = add i32 %x_addr.0, 1 ; <i32> [#uses=3]
%tmp9 = icmp slt i32 %tmp6, %y ; <i1> [#uses=1]
br i1 %tmp9, label %bb, label %return
return: ; preds = %bb, %entry
%x_addr.1 = phi i32 [ %x, %entry ], [ %tmp6, %bb ] ; <i32> [#uses=1]
ret i32 %x_addr.1
}