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diff --git a/test/CodeGen/PIC16/2009-07-17-PR4566-pic16.ll b/test/CodeGen/PIC16/2009-07-17-PR4566-pic16.ll
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+++ b/test/CodeGen/PIC16/2009-07-17-PR4566-pic16.ll
@@ -0,0 +1,29 @@
+; RUN: llc < %s -march=pic16 | grep {movf \\+@i + 0, \\+W}
+
+target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-f32:32:32"
+target triple = "pic16-"
+@i = global i32 -10, align 1 ; <i32*> [#uses=1]
+@j = global i32 -20, align 1 ; <i32*> [#uses=1]
+@pc = global i8* inttoptr (i64 160 to i8*), align 1 ; <i8**> [#uses=3]
+@main.auto.k = internal global i32 0 ; <i32*> [#uses=2]
+
+define void @main() nounwind {
+entry:
+ %tmp = load i32* @i ; <i32> [#uses=1]
+ %tmp1 = load i32* @j ; <i32> [#uses=1]
+ %add = add i32 %tmp, %tmp1 ; <i32> [#uses=1]
+ store i32 %add, i32* @main.auto.k
+ %tmp2 = load i32* @main.auto.k ; <i32> [#uses=1]
+ %add3 = add i32 %tmp2, 32 ; <i32> [#uses=1]
+ %conv = trunc i32 %add3 to i8 ; <i8> [#uses=1]
+ %tmp4 = load i8** @pc ; <i8*> [#uses=1]
+ store i8 %conv, i8* %tmp4
+ %tmp5 = load i8** @pc ; <i8*> [#uses=1]
+ %tmp6 = load i8* %tmp5 ; <i8> [#uses=1]
+ %conv7 = sext i8 %tmp6 to i16 ; <i16> [#uses=1]
+ %sub = sub i16 %conv7, 1 ; <i16> [#uses=1]
+ %conv8 = trunc i16 %sub to i8 ; <i8> [#uses=1]
+ %tmp9 = load i8** @pc ; <i8*> [#uses=1]
+ store i8 %conv8, i8* %tmp9
+ ret void
+}
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