disable dead code checker on clang

Summary:
This was turned on by mistake.

closes #373

Reviewed By: cristianoc

Differential Revision: D3384850

fbshipit-source-id: fe7cefa

infer/lib/python/infer

@@ -99,6 +99,14 @@ def create_argparser(parents=[]):
     return parser
 
 
+def validate_args(mode, args):
+    if mode is not None and mode.LANG == ['clang'] and \
+       args.analyzer == config.ANALYZER_CHECKERS:
+        utils.stderr('error: checkers are only enabled for Java.')
+        if not args.debug:
+            exit(1)
+
+
 def main():
     toplevel_envvar_value = os.environ.get(TOP_LEVEL_ENVVAR, None)
     is_toplevel_instance = False
@@ -125,14 +133,16 @@ def main():
 
     args = global_argparser.parse_args(to_parse)
 
-    remove_infer_out = (imported_module
+    validate_args(imported_module, args)
+
+    remove_infer_out = (imported_module is not None
                         and not args.reactive
                         and capture_module_name != 'analyze'
                         and not args.buck)
     if remove_infer_out:
         analyze.remove_infer_out(args.infer_out)
 
-    if imported_module:
+    if imported_module is not None:
         analyze.create_results_dir(args.infer_out)
         analyze.reset_start_file(args.infer_out,
                                  touch_if_present=not args.continue_capture)

infer/lib/python/inferlib/capture/analyze.py

@@ -13,6 +13,7 @@ MODULE_DESCRIPTION = '''Run analysis of what has already been captured:
 Usage:
 infer -- analyze
 infer --out <capture_folder> -- analyze'''
+LANG = ['clang', 'java']
 
 
 def gen_instance(*args):

infer/lib/python/inferlib/capture/ant.py

@@ -17,6 +17,7 @@ ant [options] [target]
 
 Analysis examples:
 infer -- ant compile'''
+LANG = ['java']
 
 def gen_instance(*args):
     return AntCapture(*args)

infer/lib/python/inferlib/capture/buck.py

@@ -26,6 +26,7 @@ buck [options] [target]
 
 Analysis examples:
 infer -- buck build HelloWorld'''
+LANG = ['clang', 'java']
 
 
 def gen_instance(*args):

infer/lib/python/inferlib/capture/gradle.py

@@ -19,7 +19,7 @@ gradle [options] [task]
 Analysis examples:
 infer -- gradle build
 infer -- ./gradlew build'''
-
+LANG = ['java']
 
 
 def gen_instance(*args):

infer/lib/python/inferlib/capture/javac.py

@@ -19,6 +19,7 @@ javac <options> <source files>
 Analysis examples:
 infer -- javac srcfile.java
 infer -- /path/to/javac srcfile.java'''
+LANG = ['java']
 
 
 def gen_instance(*args):

infer/lib/python/inferlib/capture/make.py

@@ -24,6 +24,7 @@ Analysis examples:
 infer -- make all
 infer -- clang -c srcfile.m
 infer -- gcc -c srcfile.c'''
+LANG = ['clang']
 
 ALIASED_COMMANDS = ['clang', 'clang++', 'cc', 'gcc', 'g++']
 BUILD_COMMANDS = ['cmake', 'configure', 'make', 'waf']

infer/lib/python/inferlib/capture/mvn.py

@@ -18,6 +18,8 @@ mvn [options] [task]
 
 Analysis examples:
 infer -- mvn build'''
+LANG = ['java']
+
 
 def gen_instance(*args):
     return MavenCapture(*args)

infer/lib/python/inferlib/capture/xcodebuild.py

@@ -21,6 +21,7 @@ xcodebuild [options]
 Analysis examples:
 infer -- xcodebuild -target HelloWorldApp -sdk iphonesimulator
 infer -- xcodebuild -workspace HelloWorld.xcworkspace -scheme HelloWorld'''
+LANG = ['clang']
 
 CLANG_WRAPPER = os.path.join(config.XCODE_WRAPPERS_DIRECTORY, 'clang')
 CLANGPLUSPLUS_WRAPPER = os.path.join(config.XCODE_WRAPPERS_DIRECTORY,

infer/src/checkers/registerCheckers.ml

@@ -44,7 +44,7 @@ let active_procedure_checkers () =
     let l =
       [
         Checkers.callback_print_c_method_calls, false;
-        CheckDeadCode.callback_check_dead_code, checkers_enabled;
+        CheckDeadCode.callback_check_dead_code, false;
       ] in
     IList.map (fun (x, y) -> (x, y, Some Config.Clang)) l in
 

infer/src/checkers/registerCheckers.mli

@@ -0,0 +1,18 @@
+(*
+ * Copyright (c) 2013 - present Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *)
+
+open! Utils
+
+(* val active_procedure_checkers : unit -> *)
+(*   (Callbacks.proc_callback_t * bool * Config.language option) list *)
+
+(* val active_cluster_checkers  : unit -> *)
+(*   (Callbacks.cluster_callback_t * bool * Config.language option) list *)
+
+val register : unit -> unit