; RUN: llc < %s -march=x86 ; PR1975 @nodes = external global i64 ; <i64*> [#uses=2] define fastcc i32 @ab(i32 %alpha, i32 %beta) nounwind { entry: %tmp1 = load i64, i64* @nodes, align 8 ; <i64> [#uses=1] %tmp2 = add i64 %tmp1, 1 ; <i64> [#uses=1] store i64 %tmp2, i64* @nodes, align 8 ret i32 0 }