llvm-6502/test/Analysis/ScalarEvolution/2008-08-04-IVOverflow.ll
Dan Gohman b1e1e82c54 Change these tests to feed the assembly files to opt directly, instead
of using llvm-as, now that opt supports this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 16:50:01 +00:00

26 lines
467 B
LLVM

; RUN: opt %s -analyze -scalar-evolution -disable-output \
; RUN: -scalar-evolution-max-iterations=0 | grep -F "Exits: 20028"
; PR2621
define i32 @a() nounwind {
entry:
br label %bb1
bb:
trunc i32 %i.0 to i16
add i16 %0, %x16.0
add i32 %i.0, 1
br label %bb1
bb1:
%i.0 = phi i32 [ 0, %entry ], [ %2, %bb ]
%x16.0 = phi i16 [ 0, %entry ], [ %1, %bb ]
icmp ult i32 %i.0, 888888
br i1 %3, label %bb, label %bb2
bb2:
zext i16 %x16.0 to i32
ret i32 %4
}