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      1 ; RUN: llc < %s -march=x86-64 | grep movslq | count 1
      2 ; PR4050
      3 
      4 	%0 = type { i64 }		; type %0
      5 	%struct.S1 = type { i16, i32 }
      6 @g_10 = external global %struct.S1		; <%struct.S1*> [#uses=2]
      7 
      8 declare void @func_28(i64, i64)
      9 
     10 define void @int322(i32 %foo) nounwind {
     11 entry:
     12 	%val = load i64, i64* getelementptr (%0, %0* bitcast (%struct.S1* @g_10 to %0*), i32 0, i32 0)		; <i64> [#uses=1]
     13 	%0 = load i32, i32* getelementptr (%struct.S1, %struct.S1* @g_10, i32 0, i32 1), align 4		; <i32> [#uses=1]
     14 	%1 = sext i32 %0 to i64		; <i64> [#uses=1]
     15 	%tmp4.i = lshr i64 %val, 32		; <i64> [#uses=1]
     16 	%tmp5.i = trunc i64 %tmp4.i to i32		; <i32> [#uses=1]
     17 	%2 = sext i32 %tmp5.i to i64		; <i64> [#uses=1]
     18 	tail call void @func_28(i64 %2, i64 %1) nounwind
     19 	ret void
     20 }
     21