llvm-project/llvm/test/Analysis/ScalarEvolution/2008-07-19-WrappingIV.ll

16 lines
388 B
LLVM

; RUN: opt < %s -analyze -scalar-evolution \
; RUN: -scalar-evolution-max-iterations=0 | grep {backedge-taken count is 113}
; PR2088
define void @fun() {
entry:
br label %loop
loop:
%i = phi i8 [ 0, %entry ], [ %i.next, %loop ]
%i.next = add i8 %i, 18
%cond = icmp ne i8 %i.next, 4
br i1 %cond, label %loop, label %exit
exit:
ret void
}