Bug 1522096 - Skip BinAST jit-tests if BinAST is not enabled. r=sfink

Differential Revision: https://phabricator.services.mozilla.com/D17475

--HG--
extra : moz-landing-system : lando

js/src/builtin/TestingFunctions.cpp

@@ -366,6 +366,15 @@ static bool GetBuildConfiguration(JSContext* cx, unsigned argc, Value* vp) {
     return false;
   }
 
+#if defined(JS_BUILD_BINAST)
+  value = BooleanValue(true);
+#else
+  value = BooleanValue(false);
+#endif
+  if (!JS_SetProperty(cx, info, "binast", value)) {
+    return false;
+  }
+
   value.setInt32(sizeof(void*));
   if (!JS_SetProperty(cx, info, "pointer-byte-size", value)) {
     return false;

js/src/jit-test/jit_test.py

@@ -229,6 +229,16 @@ def main(argv):
         options.asmjs_enabled = False
         options.wasm_enabled = False
 
+    if options.run_binast:
+        code = 'print(getBuildConfiguration().binast)'
+        is_binast_enabled = subprocess.check_output([js_shell, '-e', code])
+        if not is_binast_enabled.startswith('true'):
+            print("While --run-binast is specified, BinAST is not enabled.",
+                  file=sys.stderr)
+            print("BinAST testcases will be skipped.",
+                  file=sys.stderr)
+            options.run_binast = False
+
     if test_args:
         read_all = False
         for arg in test_args: