llvm-project/llvm/test/Analysis/ScalarEvolution/2008-12-15-DontUseSDiv.ll

23 lines
523 B
LLVM

; RUN: opt < %s -analyze -scalar-evolution 2>&1 | FileCheck %s
; CHECK: /u 5
define i8 @foo0(i8 %i0) nounwind {
entry:
br label %bb1
bb: ; preds = %bb1
%0 = add i8 %j.0, 1 ; <i8> [#uses=1]
%1 = add i8 %i.0, 5 ; <i8> [#uses=1]
br label %bb1
bb1: ; preds = %bb, %entry
%j.0 = phi i8 [ 0, %entry ], [ %0, %bb ] ; <i8> [#uses=2]
%i.0 = phi i8 [ %i0, %entry ], [ %1, %bb ] ; <i8> [#uses=2]
%2 = icmp sgt i8 %i.0, 100 ; <i1> [#uses=1]
br i1 %2, label %return, label %bb
return: ; preds = %bb1
ret i8 %j.0
}