Switch to using solc provided by nix

.github/workflows/coreth-ci.yml

@@ -16,11 +16,11 @@ jobs:
         working-directory: ./graft/coreth
     steps:
       - uses: actions/checkout@v4
-      - uses: ./.github/actions/setup-go-for-project
+      - uses: ./.github/actions/install-nix
       - name: Run all lint checks
-        run: ./scripts/run_task.sh lint-all-ci
+        run: nix develop --command ./scripts/run_task.sh lint-all-ci
       - name: Check go.mod and go.sum are up-to-date
-        run: ./scripts/run_task.sh check-go-mod-tidy
+        run: nix develop --command ./scripts/run_task.sh check-go-mod-tidy
 
   unit_test:
     name: Unit Tests (${{ matrix.os }})

.github/workflows/subnet-evm-ci.yml

@@ -17,15 +17,11 @@ jobs:
         working-directory: ./graft/subnet-evm
     steps:
       - uses: actions/checkout@v4
-      - uses: ./.github/actions/setup-go-for-project
-      - name: Set up solc
-        uses: ARR4N/setup-solc@v0.2.0
-        with:
-          versions: "0.8.30"
+      - uses: ./.github/actions/install-nix
       - name: Run all lint checks
-        run: ./scripts/run_task.sh lint-all-ci
+        run: nix develop --command ./scripts/run_task.sh lint-all-ci
       - name: Check go.mod and go.sum are up-to-date
-        run: ./scripts/run_task.sh check-go-mod-tidy
+        run: nix develop --command ./scripts/run_task.sh check-go-mod-tidy
 
   unit_test:
     name: Unit Tests (${{ matrix.os }})

.gitignore

@@ -65,6 +65,3 @@ vendor
 
 # debug files
 __debug_*
-
-# solc downloads from setup-solc GitHub Action
-setup-solc_downloads/

graft/coreth/Taskfile.yml

@@ -40,6 +40,12 @@ tasks:
       - task: generate-rlp
       - task: check-clean-branch
 
+  check-generate-bindings:
+    desc: Checks that generated Go bindings from all Solidity contracts are up-to-date (requires a clean git working tree)
+    cmds:
+      - task: generate-bindings
+      - task: check-clean-branch
+
   check-go-mod-tidy:
     desc: Checks that all go.mod and go.sum files are up-to-date (requires a clean git working tree)
     cmds:
@@ -68,6 +74,12 @@ tasks:
       - cmd: grep -lr -E '^// Code generated by rlpgen\. DO NOT EDIT.\.$' . | xargs -r rm
       - cmd: go generate -run rlpgen ./...
 
+  generate-bindings:
+    desc: Generates Go bindings from Solidity contracts (searches for all compile.go files)
+    cmds:
+      - cmd: find . -type f \( -name '*.abi' -o -name '*.bin' \) ! -path '*/artifacts/*' ! -path '*/contracts/*' | xargs -r rm
+      - cmd: find . -type f -name 'compile.go' -execdir go generate {} \;
+
   lint:
     desc: Run golangci-lint and check for allowed Ethereum imports in Go code
     cmd: ../evm/scripts/lint.sh
@@ -80,6 +92,7 @@ tasks:
       - check-generate-codec
       - check-generate-mocks
       - check-generate-rlp
+      - check-generate-bindings
 
   lint-all-ci:
     desc: Runs all lint checks one-by-one
@@ -89,14 +102,15 @@ tasks:
       - task: check-generate-codec
       - task: check-generate-mocks
       - task: check-generate-rlp
+      - task: check-generate-bindings
 
   lint-fix:
     desc: Run golangci-lint with auto-fix where possible
     cmd: ../evm/scripts/lint_fix.sh
 
   shellcheck:
     desc: Run shellcheck static analysis on all shell scripts with version management
-    cmd: ./scripts/shellcheck.sh 
+    cmd: ../../scripts/shellcheck.sh
 
   test-e2e-warp:
     desc: Run end-to-end warp tests using Ginkgo test framework

graft/coreth/plugin/evm/ExampleWarp.bin

@@ -1 +1 @@
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graft/coreth/contracts/contracts/ExampleWarp.sol → graft/coreth/plugin/evm/ExampleWarp.sol

@@ -2,7 +2,7 @@
 pragma solidity ^0.8.0;
 pragma experimental ABIEncoderV2;
 
-import "./interfaces/IWarpMessenger.sol";
+import "precompile/contracts/warp/warpbindings/IWarpMessenger.sol";
 
 contract ExampleWarp {
   address constant WARP_ADDRESS = 0x0200000000000000000000000000000000000005;

graft/coreth/plugin/evm/compile.go

@@ -0,0 +1,7 @@
+// Copyright (C) 2019-2025, Ava Labs, Inc. All rights reserved.
+// See the file LICENSE for licensing terms.
+
+package evm
+
+// Step 1: Compile ExampleWarp contract to generate ABI and bin files
+//go:generate sh -c "solc -o . --overwrite --abi --bin --pretty-json --base-path ../.. --evm-version shanghai ExampleWarp.sol && rm -f IWarpMessenger.abi IWarpMessenger.bin"

graft/coreth/precompile/contracts/warp/contract.abi → graft/coreth/precompile/contracts/warp/IWarpMessenger.abi

@@ -133,4 +133,4 @@
     "stateMutability": "nonpayable",
     "type": "function"
   }
-]
+]

graft/coreth/precompile/contracts/warp/contract.go

@@ -86,7 +86,7 @@ var (
 // Singleton StatefulPrecompiledContract and signatures.
 var (
 	// WarpRawABI contains the raw ABI of Warp contract.
-	//go:embed contract.abi
+	//go:embed IWarpMessenger.abi
 	WarpRawABI string
 
 	WarpABI = contract.ParseABI(WarpRawABI)

graft/coreth/precompile/contracts/warp/warpbindings/compile.go

@@ -0,0 +1,7 @@
+// Copyright (C) 2019-2025, Ava Labs, Inc. All rights reserved.
+// See the file LICENSE for licensing terms.
+
+package warpbindings
+
+// Step 1: Compile IWarpMessenger interface to generate ABI at parent level
+//go:generate solc -o .. --overwrite --abi --pretty-json --evm-version cancun IWarpMessenger.sol

graft/subnet-evm/.gitignore

@@ -64,6 +64,3 @@ avalanchego/
 
 # Contract compilation artifacts (binary files are not committed)
 contracts/artifacts/
-
-# solc downloads from setup-solc GitHub Action
-setup-solc_downloads/