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libsolutil: Add missing include

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This one is more obscure. It helps suppressing the following error while
compiling:

```
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:33:6: error: elaborated-type-specifier for a scoped enum must not use the 'class' keyword [-Werror]
   33 | enum class Instruction: uint8_t;
      | ~~~~ ^~~~~
      |      -----
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:33:23: error: found ':' in nested-name-specifier, expected '::'
   33 | enum class Instruction: uint8_t;
      |                       ^
      |                       ::
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:33:12: error: 'Instruction' has not been declared
   33 | enum class Instruction: uint8_t;
      |            ^~~~~~~~~~~
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:101:24: error: 'solidity::evmasm::Instruction' has not been declared
  101 |         bool hasOpcode(evmasm::Instruction _opcode) const;
      |                        ^~~~~~
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.cpp:29:6: error: no declaration matches 'bool solidity::langutil::EVMVersion::hasOpcode(solidity::evmasm::Instruction) const'
   29 | bool EVMVersion::hasOpcode(Instruction _opcode) const
      |      ^~~~~~~~~~
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:101:14: note: candidate is: 'bool solidity::langutil::EVMVersion::hasOpcode(int) const'
  101 |         bool hasOpcode(evmasm::Instruction _opcode) const;
      |              ^~~~~~~~~
/builddir/build/BUILD/solidity-0.8.18/liblangutil/EVMVersion.h:43:7: note: 'class solidity::langutil::EVMVersion' defined here
   43 | class EVMVersion:
      |       ^~~~~~~~~~
cc1plus: all warnings being treated as errors
```

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
This commit is contained in:
Peter Lemenkov 2023-02-01 20:00:20 +01:00
parent 8f1668ffb8
commit 6a6bf303b5
1 changed files with 1 additions and 0 deletions
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liblangutil/EVMVersion.h
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@ -21,6 +21,7 @@
#pragma once
#include <cstdint>
#include <optional>
#include <string>