BareMetal: Parse missed SDCC compiler warning

... in a form like:

 at 1: warning 117: unknown compiler option '--xram-loc2' ignored

Fixes: QTCREATORBUG-23083
Change-Id: If428cb7317d0c13246fcb0c1741d015a80af91b7
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/baremetal/sdccparser.cpp

@@ -125,7 +125,7 @@ void SdccParser::stdError(const QString &line)
         return;
     }
 
-    re.setPattern("^at (\\d+): (error) \\d+: (.+)$");
+    re.setPattern("^at (\\d+): (warning|error) \\d+: (.+)$");
     match = re.match(lne);
     if (match.hasMatch()) {
         enum CaptureIndex { MessageCodeIndex = 1, MessageTypeIndex, MessageTextIndex };
@@ -292,6 +292,18 @@ void BareMetalPlugin::testSdccOutputParsers_data()
                                       categoryCompile))
             << QString();
 
+    QTest::newRow("Compiler bad option warning")
+            << QString::fromLatin1("at 1: warning 123: Some warning")
+            << OutputParserTester::STDERR
+            << QString()
+            << QString::fromLatin1("at 1: warning 123: Some warning\n")
+            << (Tasks() << Task(Task::Warning,
+                                      QLatin1String("Some warning"),
+                                      Utils::FilePath(),
+                                      -1,
+                                      categoryCompile))
+            << QString();
+
     QTest::newRow("Linker warning")
             << QString::fromLatin1("?ASlink-Warning-Couldn't find library 'foo.lib'")
             << OutputParserTester::STDERR