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; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 | grep rdtsc && ; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86-64 | grep rdtsc declare ulong %llvm.readcyclecounter() ulong %foo() { %tmp.1 = call ulong %llvm.readcyclecounter () ret ulong %tmp.1 }