diff --git a/Library/Homebrew/extend/ENV/shared.rb b/Library/Homebrew/extend/ENV/shared.rb
index e9bfd35bd9..dd88b26891 100644
--- a/Library/Homebrew/extend/ENV/shared.rb
+++ b/Library/Homebrew/extend/ENV/shared.rb
@@ -316,12 +316,6 @@ module SharedEnvExtension
   sig { void }
   def permit_arch_flags; end
 
-  # @private
-  sig { params(cc: T.any(Symbol, String)).returns(T::Boolean) }
-  def compiler_any_clang?(cc = compiler)
-    %w[clang llvm_clang].include?(cc.to_s)
-  end
-
   private
 
   sig { params(_flags: T::Array[String], _map: T::Hash[Symbol, String]).void }
diff --git a/Library/Homebrew/test/ENV_spec.rb b/Library/Homebrew/test/ENV_spec.rb
index ec2aae5773..c5417db549 100644
--- a/Library/Homebrew/test/ENV_spec.rb
+++ b/Library/Homebrew/test/ENV_spec.rb
@@ -164,12 +164,6 @@ RSpec.describe "ENV" do
         expect(subject["FOO"]).to eq "bar"
       end
     end
-
-    describe "#compiler_any_clang?" do
-      it "returns true for llvm_clang" do
-        expect(subject.compiler_any_clang?(:llvm_clang)).to be true
-      end
-    end
   end
 
   describe Stdenv do