diff --git a/src/llvm/llvm.ts b/src/llvm/llvm.ts
index 073c78f0..2cfd82a6 100644
--- a/src/llvm/llvm.ts
+++ b/src/llvm/llvm.ts
@@ -4,7 +4,7 @@ import semverLte from "semver/functions/lte"
 import { isValidUrl } from "../utils/http/validate_url"
 import { InstallationInfo, PackageInfo, setupBin } from "../utils/setup/setupBin"
 import { extractExe, extractTarByExe } from "../utils/setup/extract"
-import { getSpecificVersions, getVersions } from "../utils/setup/version"
+import { getSpecificVersionAndUrl, getVersions } from "../utils/setup/version"
 
 //================================================
 // Version
@@ -212,24 +212,6 @@ function getUrl(platform: string, version: string): string | null | Promise<stri
   }
 }
 
-/** Gets the most recent specific LLVM version for which there is a valid download URL. */
-export async function getSpecificVersionAndUrl(platform: string, version: string): Promise<[string, string]> {
-  if (!VERSIONS.has(version)) {
-    throw new Error(`Unsupported target! (platform='${platform}', version='${version}')`)
-  }
-
-  for (const specificVersion of getSpecificVersions(VERSIONS, version)) {
-    // eslint-disable-next-line no-await-in-loop
-    const url = await getUrl(platform, specificVersion)
-    // eslint-disable-next-line no-await-in-loop
-    if (url !== null && (await isValidUrl(url))) {
-      return [specificVersion, url]
-    }
-  }
-
-  throw new Error(`Unsupported target! (platform='${platform}', version='${version}')`)
-}
-
 //================================================
 // Action
 //================================================
@@ -238,7 +220,7 @@ const DEFAULT_NIX_DIRECTORY = "./llvm"
 const DEFAULT_WIN32_DIRECTORY = "C:/Program Files/LLVM"
 
 async function getLLVMPackageInfo(version: string, platform: NodeJS.Platform): Promise<PackageInfo> {
-  const [specificVersion, url] = await getSpecificVersionAndUrl(platform, version)
+  const [specificVersion, url] = await getSpecificVersionAndUrl(VERSIONS, platform, version, getUrl)
   core.setOutput("version", specificVersion)
   return {
     url,
diff --git a/src/utils/setup/version.ts b/src/utils/setup/version.ts
index 3c572b91..bb9943ff 100644
--- a/src/utils/setup/version.ts
+++ b/src/utils/setup/version.ts
@@ -1,6 +1,8 @@
+import { isValidUrl } from "../http/validate_url"
+
 /**
- * Gets the specific LLVM versions supported by this action compatible with the supplied (specific or minimum) LLVM
- * version in descending order of release (e.g., `5.0.2`, `5.0.1`, and `5.0.0` for `5`).
+ * Gets the specific versions supported by this action compatible with the supplied (specific or minimum) version in
+ * descending order of release (e.g., `5.0.2`, `5.0.1`, and `5.0.0` for `5`).
  */
 export function getSpecificVersions(versions: Set<string>, semversion: string): string[] {
   return Array.from(versions)
@@ -10,8 +12,8 @@ export function getSpecificVersions(versions: Set<string>, semversion: string):
 }
 
 /**
- * Gets the specific and minimum LLVM versions that can be used to refer to the supplied specific LLVM versions (e.g.,
- * `3`, `3.5`, `3.5.2` for `3.5.2`).
+ * Gets the specific and minimum versions that can be used to refer to the supplied specific versions (e.g., `3`, `3.5`,
+ * `3.5.2` for `3.5.2`).
  */
 export function getVersions(specific: string[]): Set<string> {
   const versions = new Set(specific)
@@ -23,3 +25,26 @@ export function getVersions(specific: string[]): Set<string> {
 
   return versions
 }
+
+/** Gets the most recent specific version for which there is a valid download URL. */
+export async function getSpecificVersionAndUrl(
+  versions: Set<string>,
+  platform: string,
+  version: string,
+  getUrl: (platform: string, version: string) => string | null | Promise<string | null>
+): Promise<[string, string]> {
+  if (!versions.has(version)) {
+    throw new Error(`Unsupported target! (platform='${platform}', version='${version}')`)
+  }
+
+  for (const specificVersion of getSpecificVersions(versions, version)) {
+    // eslint-disable-next-line no-await-in-loop
+    const url = await getUrl(platform, specificVersion)
+    // eslint-disable-next-line no-await-in-loop
+    if (url !== null && (await isValidUrl(url))) {
+      return [specificVersion, url]
+    }
+  }
+
+  throw new Error(`Unsupported target! (platform='${platform}', version='${version}')`)
+}