PR9055: extend the fix to PR4050 (r70179) to apply to zext and anyext.

[oota-llvm.git] / test / Transforms / LoopUnswitch / crash.ll

diff --git a/test/Transforms/LoopUnswitch/crash.ll b/test/Transforms/LoopUnswitch/crash.ll
index fac55a6bb1a796618d8d962ad64c699703d9bd03..101fb7a2c2ce3fc168a20da492c5e42a352d171c 100644 (file)
--- a/test/Transforms/LoopUnswitch/crash.ll
+++ b/test/Transforms/LoopUnswitch/crash.ll
@@ -45,3 +45,22 @@ for.body:                                         ; preds = %for.body, %bb.nph
 for.end:                                          ; preds = %for.body, %entry
   ret void
 }
+
+; PR6879
+define i32* @test3(i32** %p_45, i16 zeroext %p_46, i64 %p_47, i64 %p_48, i16 signext %p_49) nounwind {
+entry:
+  br label %for.cond
+
+for.cond:                                         ; preds = %for.cond4, %entry
+  br i1 false, label %for.cond4, label %for.end88
+
+for.cond4:                                        ; preds = %for.cond
+  %conv46 = trunc i32 0 to i8                     ; <i8> [#uses=2]
+  %cmp60 = icmp sgt i8 %conv46, 124               ; <i1> [#uses=1]
+  %or.cond = and i1 undef, %cmp60                 ; <i1> [#uses=1]
+  %cond = select i1 %or.cond, i8 %conv46, i8 undef ; <i8> [#uses=0]
+  br label %for.cond
+
+for.end88:                                        ; preds = %for.cond
+  ret i32* undef
+}