Merge pull request #5740 from NomicFoundation/support-solc-0.8.27

feat: add support for solc versions 0.8.25, 0.8.26, and 0.8.27

Author: schaable

.changeset/dull-icons-float.md

@@ -0,0 +1,5 @@
+---
+"hardhat": patch
+---
+
+Added support for solc versions 0.8.25, 0.8.26, and 0.8.27

docs/src/content/hardhat-runner/docs/reference/solidity-support.md

@@ -13,7 +13,7 @@ These are the versions of Solidity that you can expect to fully work with Hardha
 - Any 0.5.x version starting from 0.5.1
 - Any 0.6.x version
 - Any 0.7.x version
-- Any 0.8.x version up to and including 0.8.24
+- Any 0.8.x version up to and including 0.8.27
 
 We recommend against using Hardhat with newer, unsupported versions of Solidity. But if you need to do so; please read on.
 

docs/src/model/markdown.tsx

@@ -104,7 +104,7 @@ export const withoutComments = (content: string) => {
 };
 
 export const replacePlaceholders = (content: string) => {
-  const recommendedSolcVersion = "0.8.24";
+  const recommendedSolcVersion = "0.8.27";
   const latestPragma = "^0.8.0";
   const hardhatPackageJson = fs
     .readFileSync(

packages/hardhat-core/sample-projects/javascript-esm/contracts/Lock.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.24;
+pragma solidity ^0.8.27;
 
 // Uncomment this line to use console.log
 // import "hardhat/console.sol";

packages/hardhat-core/sample-projects/javascript-esm/hardhat.config.cjs

@@ -2,5 +2,5 @@ require("@nomicfoundation/hardhat-toolbox");
 
 /** @type import('hardhat/config').HardhatUserConfig */
 module.exports = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };

packages/hardhat-core/sample-projects/javascript/contracts/Lock.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.24;
+pragma solidity ^0.8.27;
 
 // Uncomment this line to use console.log
 // import "hardhat/console.sol";

packages/hardhat-core/sample-projects/javascript/hardhat.config.js

@@ -2,5 +2,5 @@ require("@nomicfoundation/hardhat-toolbox");
 
 /** @type import('hardhat/config').HardhatUserConfig */
 module.exports = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };

packages/hardhat-core/sample-projects/typescript-viem/contracts/Lock.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.24;
+pragma solidity ^0.8.27;
 
 // Uncomment this line to use console.log
 // import "hardhat/console.sol";

packages/hardhat-core/sample-projects/typescript-viem/hardhat.config.ts

@@ -2,7 +2,7 @@ import type { HardhatUserConfig } from "hardhat/config";
 import "@nomicfoundation/hardhat-toolbox-viem";
 
 const config: HardhatUserConfig = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };
 
 export default config;

packages/hardhat-core/sample-projects/typescript/contracts/Lock.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.24;
+pragma solidity ^0.8.27;
 
 // Uncomment this line to use console.log
 // import "hardhat/console.sol";

packages/hardhat-core/sample-projects/typescript/hardhat.config.ts

@@ -2,7 +2,7 @@ import { HardhatUserConfig } from "hardhat/config";
 import "@nomicfoundation/hardhat-toolbox";
 
 const config: HardhatUserConfig = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };
 
 export default config;

packages/hardhat-core/src/internal/cli/project-creation.ts

@@ -254,7 +254,7 @@ async function printRecommendedDepsInstallationInstructions(
 // exported so we can test that it uses the latest supported version of solidity
 export const EMPTY_HARDHAT_CONFIG = `/** @type import('hardhat/config').HardhatUserConfig */
 module.exports = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };
 `;
 

packages/hardhat-core/src/internal/hardhat-network/stack-traces/constants.ts

@@ -1,2 +1,2 @@
-export const SUPPORTED_SOLIDITY_VERSION_RANGE = "<=0.8.24";
+export const SUPPORTED_SOLIDITY_VERSION_RANGE = "<=0.8.27";
 export const FIRST_SOLC_VERSION_SUPPORTED = "0.5.1";

packages/hardhat-core/src/internal/solidity/compiler/solc-info.ts

@@ -61,6 +61,9 @@ const defaultEvmTargets: { [key: string]: string } = {
   "0.8.22": "shanghai",
   "0.8.23": "shanghai",
   "0.8.24": "shanghai",
+  "0.8.25": "cancun",
+  "0.8.26": "cancun",
+  "0.8.27": "cancun",
 };
 
 export function getEvmVersionFromSolcVersion(

packages/hardhat-core/test/fixture-projects/compilation-latest-solc-version/contracts/A.sol

@@ -1,3 +1,3 @@
-pragma solidity ^0.8.24;
+pragma solidity ^0.8.27;
 
 contract A {}

packages/hardhat-core/test/fixture-projects/compilation-latest-solc-version/hardhat.config.js

@@ -1,3 +1,3 @@
 module.exports = {
-  solidity: "0.8.24",
+  solidity: "0.8.27",
 };

packages/hardhat-core/test/internal/hardhat-network/stack-traces/compilers-list.ts

@@ -220,7 +220,6 @@ export const solidityCompilers: SolidityCompiler[] = [
   {
     solidityVersion: "0.8.22",
     compilerPath: "soljson-v0.8.22+commit.4fc1097e.js",
-    latestSolcVersion: true,
   },
   {
     solidityVersion: "0.8.22",
@@ -229,12 +228,10 @@ export const solidityCompilers: SolidityCompiler[] = [
       runs: 200,
       viaIR: true,
     },
-    latestSolcVersion: true,
   },
   {
     solidityVersion: "0.8.23",
     compilerPath: "soljson-v0.8.23+commit.f704f362.js",
-    latestSolcVersion: true,
   },
   {
     solidityVersion: "0.8.23",
@@ -243,12 +240,10 @@ export const solidityCompilers: SolidityCompiler[] = [
       runs: 200,
       viaIR: true,
     },
-    latestSolcVersion: true,
   },
   {
     solidityVersion: "0.8.24",
     compilerPath: "soljson-v0.8.24+commit.e11b9ed9.js",
-    latestSolcVersion: true,
   },
   {
     solidityVersion: "0.8.24",
@@ -257,6 +252,47 @@ export const solidityCompilers: SolidityCompiler[] = [
       runs: 200,
       viaIR: true,
     },
+  },
+  {
+    solidityVersion: "0.8.25",
+    compilerPath: "soljson-v0.8.25+commit.b61c2a91.js",
+    latestSolcVersion: true,
+  },
+  {
+    solidityVersion: "0.8.25",
+    compilerPath: "soljson-v0.8.25+commit.b61c2a91.js",
+    optimizer: {
+      runs: 200,
+      viaIR: true,
+    },
+    latestSolcVersion: true,
+  },
+  {
+    solidityVersion: "0.8.26",
+    compilerPath: "soljson-v0.8.26+commit.8a97fa7a.js",
+    latestSolcVersion: true,
+  },
+  {
+    solidityVersion: "0.8.26",
+    compilerPath: "soljson-v0.8.26+commit.8a97fa7a.js",
+    optimizer: {
+      runs: 200,
+      viaIR: true,
+    },
+    latestSolcVersion: true,
+  },
+  {
+    solidityVersion: "0.8.27",
+    compilerPath: "soljson-v0.8.27+commit.40a35a09.js",
+    latestSolcVersion: true,
+  },
+  {
+    solidityVersion: "0.8.27",
+    compilerPath: "soljson-v0.8.27+commit.40a35a09.js",
+    optimizer: {
+      runs: 200,
+      viaIR: true,
+    },
     latestSolcVersion: true,
   },
 ];

packages/hardhat-core/test/internal/hardhat-network/stack-traces/execution.ts

@@ -31,7 +31,7 @@ export async function instantiateProvider(
   tracingConfig: TracingConfig
 ): Promise<EdrProviderWrapper> {
   const config = {
-    hardfork: "shanghai",
+    hardfork: "cancun",
     chainId: 1,
     networkId: 1,
     blockGasLimit: 10_000_000,

packages/hardhat-core/test/internal/hardhat-network/stack-traces/test.ts

@@ -544,16 +544,14 @@ async function runTest(
       );
     }
 
-    compareConsoleLogs(logger.lines, tx.consoleLogs);
-
     const vmTraceDecoder = (provider as any)._vmTraceDecoder as VmTraceDecoder;
     const decodedTrace = vmTraceDecoder.tryToDecodeMessageTrace(trace);
 
     try {
       if (tx.stackTrace === undefined) {
         assert.isFalse(
           trace.exit.isError(),
-          `Transaction ${txIndex} shouldn't have failed`
+          `Transaction ${txIndex} shouldn't have failed (${trace.exit.getReason()})`
         );
       } else {
         assert.isDefined(
@@ -588,6 +586,8 @@ async function runTest(
         throw err;
       }
     }
+
+    compareConsoleLogs(logger.lines, tx.consoleLogs);
   }
 }