testcase for r85903

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85906 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/SCCP/crash.ll b/test/Transforms/SCCP/crash.ll
new file mode 100644 (file)
index 0000000..e34eaca
--- /dev/null
+++ b/test/Transforms/SCCP/crash.ll
@@ -0,0 +1,24 @@
+; RUN: opt %s -sccp -S
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-apple-darwin10.0"
+
+define void @test1(i8 %arg) {
+entry:
+  br i1 undef, label %return, label %bb
+
+bb:   
+  br label %bb34
+
+bb23: 
+  %c = icmp eq i8 %arg, undef 
+  br i1 %c, label %bb34, label %bb23
+
+bb34:
+  %Kind.1 = phi i32 [ undef, %bb ], [ %ins174, %bb23 ] 
+  %mask173 = or i32 %Kind.1, 7
+  %ins174 = and i32 %mask173, -249
+  br label %bb23
+
+return:
+  ret void
+}