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; RUN: llc < %s -march=x86 -tailcallopt | grep {jmp} | grep {\\*%eax}
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declare i32 @putchar(i32)
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define fastcc i32 @checktail(i32 %x, i32* %f, i32 %g) nounwind {
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%tmp1 = icmp sgt i32 %x, 0
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br i1 %tmp1, label %if-then, label %if-else
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%fun_ptr = bitcast i32* %f to i32(i32, i32*, i32)*
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%arg1 = add i32 %x, -1
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call i32 @putchar(i32 90)
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%res = tail call fastcc i32 %fun_ptr( i32 %arg1, i32 * %f, i32 %g)
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define i32 @main() nounwind {
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%f = bitcast i32 (i32, i32*, i32)* @checktail to i32*
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%res = tail call fastcc i32 @checktail( i32 10, i32* %f,i32 10)