diff options
Diffstat (limited to 'test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll')
-rw-r--r-- | test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll b/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll new file mode 100644 index 0000000..a3cc600 --- /dev/null +++ b/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | opt -analyze -scalar-evolution \ +; RUN: -scalar-evolution-max-iterations=0 | grep Unpredictable +; PR2088 + +define void @fun() { +entry: + br label %loop +loop: + %i = phi i8 [ 0, %entry ], [ %i.next, %loop ] + %i.next = add i8 %i, 4 + %cond = icmp ne i8 %i.next, 6 + br i1 %cond, label %loop, label %exit +exit: + ret void +} |