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25 lines
772 B
LLVM
25 lines
772 B
LLVM
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; RUN: llvm-as < %s | opt -indvars -disable-output
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; PR4009
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
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target triple = "i386-pc-linux-gnu"
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define void @safe_bcopy(i8* %to) nounwind {
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entry:
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%cmp11 = icmp ult i8* %to, null ; <i1> [#uses=1]
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br i1 %cmp11, label %loop, label %return
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return: ; preds = %entry
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ret void
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loop: ; preds = %loop, %if.else
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%pn = phi i8* [ %ge, %loop ], [ null, %entry ] ; <i8*> [#uses=1]
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%cp = ptrtoint i8* %to to i32 ; <i32> [#uses=1]
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%su = sub i32 0, %cp ; <i32> [#uses=1]
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%ge = getelementptr i8* %pn, i32 %su ; <i8*> [#uses=2]
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tail call void @bcopy(i8* %ge) nounwind
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br label %loop
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}
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declare void @bcopy(i8* nocapture) nounwind
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