[mlir][NFC] Add missing include for std::string.

This commit is contained in:
River Riddle 2020-03-16 12:13:31 -07:00
parent 0f2b68d9c7
commit 9b1513866f

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@ -13,6 +13,7 @@
#define MLIR_TABLEGEN_DIALECT_H_
#include "mlir/Support/LLVM.h"
#include <string>
namespace llvm {
class Record;