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; RUN: llc < %s -march=x86 -mtriple=i686-apple-darwin10 | grep __bzero define void @foo(i8* %p, i64 %n) { call void @llvm.memset.p0i8.i64(i8* %p, i8 0, i64 %n, i32 4, i1 false) ret void } declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind