Add an option switch off dead code analysis

apache · Jan 4, 2024 · b6870c6 · b6870c6
1 parent 103cfa0
commit b6870c6
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/main/java/org/codehaus/groovy/control/CompilationUnit.java b/src/main/java/org/codehaus/groovy/control/CompilationUnit.java
@@ -759,8 +759,10 @@ public void call(final SourceUnit source, final GeneratorContext context, final
                 getErrorCollector().addError(new SyntaxException(rpe.getMessage(), rpe.getNode()), source);
             }
 
-            visitor = new DeadCodeAnalyzer(source);
-            visitor.visitClass(classNode);
+            if (Boolean.TRUE.equals(configuration.getOptimizationOptions().get(CompilerConfiguration.ANALYZE_DEAD_CODE))) {
+                visitor = new DeadCodeAnalyzer(source);
+                visitor.visitClass(classNode);
+            }
 
             visitor = new LabelVerifier(source);
             visitor.visitClass(classNode);

diff --git a/src/main/java/org/codehaus/groovy/control/CompilerConfiguration.java b/src/main/java/org/codehaus/groovy/control/CompilerConfiguration.java
@@ -66,6 +66,9 @@ public class CompilerConfiguration {
     /** Joint Compilation Option for enabling generating stubs in memory. */
     public static final String MEM_STUB = "memStub";
 
+    /** Optimization Option for enabling dead code analysis */
+    public static final String ANALYZE_DEAD_CODE = "analyzeDeadCode";
+
     /** This (<code>"1.4"</code>) is the value for targetBytecode to compile for a JDK 1.4. */
     @Deprecated public static final String JDK4 = "1.4";
     /** This (<code>"1.5"</code>) is the value for targetBytecode to compile for a JDK 1.5. */
@@ -469,6 +472,8 @@ public CompilerConfiguration() {
         handleOptimizationOption(GROOVYDOC, getSystemPropertySafe("groovy.attach.groovydoc"));
         handleOptimizationOption(RUNTIME_GROOVYDOC, getSystemPropertySafe("groovy.attach.runtime.groovydoc"));
         handleOptimizationOption(PARALLEL_PARSE, getSystemPropertySafe("groovy.parallel.parse", "true"));
+        handleOptimizationOption(ANALYZE_DEAD_CODE, getSystemPropertySafe("groovy.analyze.deadcode", "true"));
+
 
         if (getBooleanSafe("groovy.mem.stub")) {
             jointCompilationOptions = new HashMap<>(2);