enable the optimizer (#3)

Cargo.toml

@@ -11,4 +11,5 @@ foundry-common = { git = "https://github.com/polytope-labs/foundry", rev = "acdf
 foundry-config = { git = "https://github.com/polytope-labs/foundry", rev = "acdfeeb24263903d5ab8135d67c42c8595f54192" }
 foundry-evm = { git = "https://github.com/polytope-labs/foundry", rev = "acdfeeb24263903d5ab8135d67c42c8595f54192" }
 ethers = { git = "https://github.com/gakonst/ethers-rs", rev = "594627dc1c3b490ba8f513f8f5e23d11448cbcf8", features = ["ethers-solc"] }
+ethers-solc = { git = "https://github.com/gakonst/ethers-rs", rev = "594627dc1c3b490ba8f513f8f5e23d11448cbcf8", features = ["svm-solc"] }
 once_cell = "1.19.0"

src/lib.rs

@@ -19,9 +19,9 @@
 
 use ethers::{
     abi::{Detokenize, Tokenize},
-    solc::{remappings::Remapping, Project, ProjectPathsConfig},
     types::{Log, U256},
 };
+use ethers_solc::{remappings::Remapping, Project, ProjectPathsConfig, SolcConfig};
 use forge::{
     executor::{
         inspector::CheatsConfig,
@@ -82,7 +82,15 @@ fn runner_with_root(root: PathBuf) -> MultiContractRunner {
             paths.remappings.push(mapping)
         });
 
-    let project = Project::builder().paths(paths).build().unwrap();
+    let mut config = SolcConfig::builder().build();
+    // enable the optimizer manually
+    config.settings.optimizer.enabled = Some(true);
+    let project = Project::builder()
+        .paths(paths)
+        .solc_config(config)
+        .set_auto_detect(true)
+        .build()
+        .unwrap();
 
     let compiled = project.compile().unwrap();
     if compiled.has_compiler_errors() {