Solidity 0.8 is now supported

Signed-off-by: Sean Young <sean@mess.org>

CHANGELOG.md

@@ -10,6 +10,7 @@ will be documented here.
 
 ### Changed
 - The documentation has been re-arranged for readability.
+- The solang parser can parse the same syntax as Ethereum Solidity 0.8.
 
 ### Fixed
 - Fixed many parser issues. Now solang-parser parses all files in the

README.md

@@ -8,7 +8,7 @@
 
 Welcome to Solang, a new Solidity compiler written in rust which uses
 llvm as the compiler backend. Solang can compile Solidity for Solana,
-Substrate, and ewasm. Solang is source compatible with Solidity 0.7, with
+Substrate, and ewasm. Solang is source compatible with Solidity 0.8, with
 some caveats due to differences in the underlying blockchain.
 
 Solang is under active development right now, and has

docs/index.rst

@@ -10,7 +10,7 @@ Welcome to the Solang Solidity Compiler. Using Solang, you can compile smart con
 (wasm) or BPF contract code. As result, the output is highly optimized, which saves you in gas costs.
 
 Solang aims for source file compatibility with the Ethereum EVM Solidity compiler,
-version 0.7. Where differences exists, this is noted in the language documentation.
+version 0.8. Where differences exists, this is noted in the language documentation.
 The source code repository can be found on `github <https://github.com/hyperledger-labs/solang>`_
 and we have a `channel #solang on Hyperledger Discord <https://discord.gg/jhn4rkqNsT>`_, and
 a `channel #solang-solidity-compiler on Solana Discord <https://discord.gg/TmE2Ek5ZbW>`_.

docs/language/introduction.rst

@@ -3,7 +3,7 @@ Brief Language status
 
 The Solidity language supported by Solang aims to be compatible with the latest
 `Ethereum Foundation Solidity Compiler <https://github.com/ethereum/solidity/>`_,
-version 0.7 with some caveats.
+version 0.8 with some small exceptions.
 
 .. note::