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Imported Upstream version 5.18.0.179

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Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions
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20
external/llvm/test/Analysis/ScalarEvolution/2007-08-06-MisinterpretBranch.ll vendored Normal file
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; RUN: opt < %s -indvars -adce -simplifycfg -S | FileCheck %s
; PR1598
; CHECK: icmp s
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
}