Opt in to ExperimentalCompilerApi

JetBrains/kotlin@1a84967

Author: 3flex

core/build.gradle

@@ -43,10 +43,12 @@ compileKotlin {
     // https://github.com/tschuchortdev/kotlin-compile-testing/pull/63
     kotlinOptions.freeCompilerArgs += ["-Xno-optimized-callable-references"]
     kotlinOptions.freeCompilerArgs += ["-Xskip-runtime-version-check"]
+    kotlinOptions.freeCompilerArgs += ["-opt-in=org.jetbrains.kotlin.compiler.plugin.ExperimentalCompilerApi"]
 }
 
 compileTestKotlin {
     // https://github.com/tschuchortdev/kotlin-compile-testing/pull/63
     kotlinOptions.freeCompilerArgs += ["-Xno-optimized-callable-references"]
     kotlinOptions.freeCompilerArgs += ["-Xskip-runtime-version-check"]
+    kotlinOptions.freeCompilerArgs += ["-opt-in=org.jetbrains.kotlin.compiler.plugin.ExperimentalCompilerApi"]
 }

ksp/build.gradle

@@ -7,3 +7,7 @@ dependencies {
     api "com.google.devtools.ksp:symbol-processing-api:$ksp_version"
     implementation "com.google.devtools.ksp:symbol-processing:$ksp_version"
 }
+
+compileKotlin {
+    kotlinOptions.freeCompilerArgs += ["-opt-in=org.jetbrains.kotlin.compiler.plugin.ExperimentalCompilerApi"]
+}