Fix crash

lib/checkfunctions.cpp

@@ -172,6 +172,18 @@ void CheckFunctions::checkIgnoredReturnValue()
                     tok = tok->link();
             }
 
+            if (Token::simpleMatch(tok, ") (") && Token::Match(tok->link()->previous(), "%name% (")) {
+                while (tok && tok->str() != ";") {
+                    if (Token::Match(tok, "(|["))
+                        tok = tok->link();
+                    else
+                        tok = tok->next();
+                }
+                if (!tok)
+                    break;
+                continue;
+            }
+
             if (tok->varId() || !Token::Match(tok, "%name% ("))
                 continue;
 

test/testfunctions.cpp

@@ -918,6 +918,11 @@ private:
               "  DEBUG(x(); mystrcmp(a,b););\n"
               "}", "test.cpp", &settings2);
         ASSERT_EQUALS("", errout.str());
+
+        check("void foo() {\n" // don't crash
+              "  DEBUG(123)(mystrcmp(a,b))(fd);\n"
+              "}", "test.c", &settings2);
+
     }
 };