File: fold-sext-trunc.ll

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llvm 2.6-9.1
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; RUN: llvm-as < %s | llc -march=x86-64 | grep movslq | count 1
; PR4050

	type { i64 }		; type %0
	%struct.S1 = type { i16, i32 }
@g_10 = external global %struct.S1		; <%struct.S1*> [#uses=2]

declare void @func_28(i64, i64)

define void @int322(i32 %foo) nounwind {
entry:
	%val = load i64* getelementptr (%0* bitcast (%struct.S1* @g_10 to %0*), i32 0, i32 0)		; <i64> [#uses=1]
	%0 = load i32* getelementptr (%struct.S1* @g_10, i32 0, i32 1), align 4		; <i32> [#uses=1]
	%1 = sext i32 %0 to i64		; <i64> [#uses=1]
	%tmp4.i = lshr i64 %val, 32		; <i64> [#uses=1]
	%tmp5.i = trunc i64 %tmp4.i to i32		; <i32> [#uses=1]
	%2 = sext i32 %tmp5.i to i64		; <i64> [#uses=1]
	tail call void @func_28(i64 %2, i64 %1) nounwind
	ret void
}