ast_generator/ast_generator.py

@@ -142,17 +142,17 @@ class AstGenerator:
         self.current_ast_element.append(element)
         self.current_ast_element = element
 
-        if block_type in [GAZ_PROCEDURE_TAG, GAZ_FUNCTION_TAG]:
-            self.generate_statements()
-        else:
-            self.generate_statements(include='declaration')
-            self.generate_statements(exclude='declaration')
-
         # Generate the loop condition increment if we are in a loop
         if block_type == GAZ_LOOP_TAG:
             self.generate_loop_condition_check(loop_var)
             self.generate_loop_condition_increment(loop_var)
 
+        if block_type not in [GAZ_PROCEDURE_TAG, GAZ_FUNCTION_TAG]:
+            self.generate_statements()
+        else:
+            self.generate_statements(include='declaration')
+            self.generate_statements(exclude='declaration')
+
         if return_stmt:
             self.generate_return(return_type=return_type, return_value=return_value)
         if self.settings['generation-options']['generate-dead-code']:

config.yaml

@@ -90,7 +90,7 @@ misc-weights:
     type-qualifier-weights:
         const: 10
         var: 60
-    truthiness: 0.9                              # Probability of conditionals being true
+    truthiness: 0.99                             # Probability of conditionals being true
 
 block-termination-probability: 0.2               # probability for a block to terminate
 

fuzzer.py

@@ -35,7 +35,6 @@ class GazpreaFuzzer:
 
     def fuzz(self):
         self.generator.generate_ast()
-        self.write_ast()  # FIXME sometimes this is none
 
         self.gaz_source_gen = GazUnparser(self.generator.ast, True)
         try:
@@ -56,6 +55,7 @@ class GazpreaFuzzer:
             pass
             # exec(str(self.ground_truth))
             # exec(self.ground_truth, globals(), locals())  # FIXME the exec doesn't actually execute for some reason...
+        self.write_ast()  # FIXME sometimes this is none
 
         self.out = buf.getvalue()
 

gazprea_fuzzer.py

@@ -129,6 +129,7 @@ class Fuzzer():
                 with open("{}/{}_{}.out".format(fuzzer_outputs, self.file_name, i), 'r') as y:
                     out = y.read()
                 if out == "":
+                    print("Empty output, skipping", file=sys.stderr)
                     os.system("rm -f {}/{}_{}.py".format(fuzzer_ground_truth, self.file_name, i))
                     os.system("rm -f {}/{}_{}.out".format(fuzzer_outputs, self.file_name, i))
                     if i - 1 >= min_i: