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Diffstat (limited to 'test/Transforms/IndVarSimplify/pr25576.ll')
-rw-r--r-- | test/Transforms/IndVarSimplify/pr25576.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/pr25576.ll b/test/Transforms/IndVarSimplify/pr25576.ll new file mode 100644 index 000000000000..c9ebc479535b --- /dev/null +++ b/test/Transforms/IndVarSimplify/pr25576.ll @@ -0,0 +1,31 @@ +; RUN: opt -S -indvars < %s | FileCheck %s + +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +define void @fn1() { +; CHECK-LABEL: @fn1( +entry: + br label %for.cond.loopexit + +for.cond.loopexit: ; preds = %for.inc7, %for.cond.loopexit, %entry + %c.1.lcssa = phi i32 [ %inc8, %for.inc7 ], [ 0, %for.cond.loopexit ], [ 0, %entry ] + br i1 undef, label %for.cond.loopexit, label %for.cond4.preheader + +for.cond4.preheader: ; preds = %for.inc7, %for.cond.loopexit + %c.17 = phi i32 [ %inc8, %for.inc7 ], [ 0, %for.cond.loopexit ] + br label %for.body6 + +for.body6: ; preds = %for.body6, %for.cond4.preheader + %inc14 = phi i32 [ 0, %for.cond4.preheader ], [ %inc, %for.body6 ] + %idxprom = zext i32 %inc14 to i64 + %inc = add i32 %inc14, 1 + %cmp5 = icmp ult i32 %inc, 2 + br i1 %cmp5, label %for.body6, label %for.inc7 + +for.inc7: ; preds = %for.body6 + %inc.lcssa = phi i32 [ %inc, %for.body6 ] + %inc8 = add i32 %c.17, 1 + %cmp = icmp ult i32 %inc8, %inc.lcssa + br i1 %cmp, label %for.cond4.preheader, label %for.cond.loopexit +} |