Fix-14739

Author: William Jakobsson

cli/cmdlineparser.cpp

@@ -1151,6 +1151,11 @@ CmdLineParser::Result CmdLineParser::parseFromArgs(int argc, const char* const a
                 mLogger.printError("invalid --premium option '" + (p2.empty() ? p : p2) + "'.");
                 return Result::Fail;
             }
+            if (p2 == "cert-c-int-precision") {
+                int tmp;
+                if (!parseNumberArg(argv[i], 31, tmp, true))
+                    return Result::Fail;
+            }
             mSettings.premiumArgs += "--" + p;
             if (isCodingStandard) {
                 // All checkers related to the coding standard should be enabled. The coding standards

test/testcmdlineparser.cpp

@@ -1621,6 +1621,14 @@ class TestCmdlineParser : public TestFixture {
         ASSERT_EQUALS("--cert-c-int-precision=12", settings->premiumArgs);
     }
 
+    void premiumOptionsCertCIntPrecisionInvalid() {
+        REDIRECT;
+        asPremium();
+        const char * const argv[] = {"cppcheck", "--premium-cert-c-int-precision=abc", "file.c"};
+        ASSERT_EQUALS_ENUM(CmdLineParser::Result::Fail, parseFromArgs(argv));
+        ASSERT_EQUALS("cppcheck: error: argument to '--premium-cert-c-int-precision=' is not valid - not an integer (invalid_argument).\n", logger->str());
+    }
+
     void premiumOptionsLicenseFile() {
         REDIRECT;
         asPremium();