llvm-mirror/test/Transforms/SimplifyCFG/2008-10-03-SpeculativelyExecuteBeforePHI.ll
Dan Gohman 205b641954 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.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

37 lines
965 B
LLVM

; RUN: opt < %s -simplifycfg
; PR2855
define i32 @_Z1fPii(i32* %b, i32 %f) nounwind {
entry:
br label %bb
bb: ; preds = %bb9, %bb7, %bb, %entry
%__c2.2 = phi i32 [ undef, %entry ], [ %__c2.1, %bb7 ], [ %__c2.1, %bb9 ] ; <i32> [#uses=2]
%s.0 = phi i32 [ 0, %entry ], [ 0, %bb7 ], [ %2, %bb9 ] ; <i32> [#uses=1]
br label %bb1
bb1: ; preds = %bb
%0 = icmp slt i32 0, %f ; <i1> [#uses=1]
br i1 %0, label %bb3, label %bb6
bb3: ; preds = %bb1
%1 = icmp eq i32 0, 0 ; <i1> [#uses=1]
br i1 %1, label %bb6, label %bb5
bb5: ; preds = %bb3
br label %bb7
bb6: ; preds = %bb3, %bb1
%__c2.0 = phi i32 [ 0, %bb3 ], [ %__c2.2, %bb1 ] ; <i32> [#uses=1]
br label %bb7
bb7: ; preds = %bb6, %bb5
%__c2.1 = phi i32 [ 0, %bb5 ], [ %__c2.0, %bb6 ] ; <i32> [#uses=2]
%iftmp.1.0 = phi i1 [ false, %bb5 ], [ true, %bb6 ] ; <i1> [#uses=1]
br i1 %iftmp.1.0, label %bb, label %bb9
bb9: ; preds = %bb7
%2 = add i32 %s.0, 2 ; <i32> [#uses=1]
br label %bb
}