mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-20 09:30:43 +00:00
b9a905781e
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47542 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
365 B
LLVM
17 lines
365 B
LLVM
; RUN: llvm-as < %s | opt -scalar-evolution -analyze | grep {Loop header: ( 0 smax %n) iterations!}
|
|
; XFAIL: *
|
|
|
|
define void @foo(i32 %n) {
|
|
entry:
|
|
br label %header
|
|
header:
|
|
%i = phi i32 [ 0, %entry ], [ %i.inc, %next ]
|
|
%cond = icmp sgt i32 %n, %i
|
|
br i1 %cond, label %next, label %return
|
|
next:
|
|
%i.inc = add i32 %i, 1
|
|
br label %header
|
|
return:
|
|
ret void
|
|
}
|