fixed readability-math-missing-parentheses clang-tidy warnings

Author: firewave

cli/signalhandler.cpp

@@ -58,7 +58,7 @@
 #ifdef __USE_DYNAMIC_STACK_SIZE
 static constexpr size_t MYSTACKSIZE = (16*1024)+32768; // wild guess about a reasonable buffer
 #else
-static constexpr size_t MYSTACKSIZE = 16*1024+SIGSTKSZ; // wild guess about a reasonable buffer
+static constexpr size_t MYSTACKSIZE = (16*1024)+SIGSTKSZ; // wild guess about a reasonable buffer
 #endif
 static char mytstack[MYSTACKSIZE]= {0}; // alternative stack for signal handler
 static bool bStackBelowHeap=false; // lame attempt to locate heap vs. stack address space. See CppCheckExecutor::check_wrapper()

gui/mainwindow.cpp

@@ -2217,12 +2217,12 @@ static int getVersion(const QString& nameWithVersion) {
         }
         else if (c == '.') {
             ++dot;
-            ret = ret * 1000 + v;
+            ret = (ret * 1000) + v;
             v = 0;
         } else if (c >= '0' && c <= '9')
-            v = v * 10 + (c.toLatin1() - '0');
+            v = (v * 10) + (c.toLatin1() - '0');
     }
-    ret = ret * 1000 + v;
+    ret = (ret * 1000) + v;
     while (dot < 2) {
         ++dot;
         ret *= 1000;

lib/valueflow.cpp

@@ -5808,7 +5808,7 @@ static void valueFlowSubFunction(const TokenList& tokenlist,
                     v.errorPath.emplace_back(argtok,
                                              "Calling function '" + calledFunction->name() + "', " + nr + " argument '" +
                                              argtok->expressionString() + "' value is " + v.infoString());
-                    v.path = 256 * v.path + id % 256;
+                    v.path = (256 * v.path) + (id % 256);
                     // Change scope of lifetime values
                     if (v.isLifetimeValue())
                         v.lifetimeScope = ValueFlow::Value::LifetimeScope::SubFunction;