Add a comment to this test.

llvm-svn: 102387
2010-04-26 21:37:43 +00:00 · 2010-04-26 21:37:43 +00:00 · d07d2f9774
parent 8385a06929
commit d07d2f9774
1 changed files with 3 additions and 0 deletions
--- a/llvm/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
+++ b/llvm/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
@ -1,6 +1,9 @@
 ; RUN: opt < %s -analyze -scalar-evolution |& grep {/u 3}
 ; XFAIL: *

+; This is a tricky testcase for unsigned wrap detection which ScalarEvolution
+; doesn't yet know how to do.
+
 define i32 @f(i32 %x) nounwind readnone {
 entry:
 	%0 = icmp ugt i32 %x, 999		; <i1> [#uses=1]