gcc-parser: tag trace events produced by clang --analyze

Author: kdudka

src/gcc-parser.cc

@@ -559,6 +559,7 @@ struct GccPostProcessor::Private {
 
     void transGccAnal(Defect *pDef) const;
     void polishGccAnal(Defect *pDef) const;
+    void polishClangAnal(Defect *pDef) const;
     void transSuffixGeneric(Defect *pDef, const std::string, const RE &) const;
     void transShellCheckId(Defect *pDef) const;
 
@@ -624,6 +625,22 @@ void GccPostProcessor::Private::polishGccAnal(Defect *pDef) const
     }
 }
 
+void GccPostProcessor::Private::polishClangAnal(Defect *pDef) const
+{
+    if ("CLANG_WARNING" != pDef->checker)
+        return;
+
+    // FIXME: we should distinguish `clang --analyze` and clang compiler
+
+    for (DefEvent &evt : pDef->events) {
+        if (evt.verbosityLevel != /* note */ 1 || evt.event != "note")
+            // not a "note" event
+            continue;
+
+        evt.verbosityLevel = /* trace */ 2;
+    }
+}
+
 void GccPostProcessor::Private::transSuffixGeneric(
         Defect                 *pDef,
         const std::string       checker,
@@ -653,6 +670,7 @@ void GccPostProcessor::apply(Defect *pDef) const
     d->transSuffixGeneric(pDef, "SHELLCHECK_WARNING", d->reShellCheckId);
 
     d->polishGccAnal(pDef);
+    d->polishClangAnal(pDef);
 
     d->langDetector.inferLangFromChecker(pDef);
 }

tests/csgrep/63-gcc-parser-checker-lang-stdout.txt

@@ -321,7 +321,7 @@
                     "column": 3,
                     "event": "note",
                     "message": "expanded from macro 'fprintf'",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -343,7 +343,7 @@
                     "column": 8,
                     "event": "note",
                     "message": "Memory is allocated",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -365,7 +365,7 @@
                     "column": 6,
                     "event": "note",
                     "message": "Assuming 'buf' is not equal to NULL",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -387,7 +387,7 @@
                     "column": 2,
                     "event": "note",
                     "message": "Taking false branch",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -409,7 +409,7 @@
                     "column": 9,
                     "event": "note",
                     "message": "Assuming the condition is false",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -431,7 +431,7 @@
                     "column": 2,
                     "event": "note",
                     "message": "Loop condition is false. Execution continues on line 65",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -453,7 +453,7 @@
                     "column": 6,
                     "event": "note",
                     "message": "Assuming 'optind' is not equal to 'argc'",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -475,7 +475,7 @@
                     "column": 2,
                     "event": "note",
                     "message": "Taking false branch",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -497,7 +497,7 @@
                     "column": 9,
                     "event": "note",
                     "message": "Assuming 'optind' is < 'argc'",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -519,7 +519,7 @@
                     "column": 2,
                     "event": "note",
                     "message": "Loop condition is true.  Entering loop body",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -541,7 +541,7 @@
                     "column": 7,
                     "event": "note",
                     "message": "Assuming the condition is true",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -563,7 +563,7 @@
                     "column": 3,
                     "event": "note",
                     "message": "Taking true branch",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -585,7 +585,7 @@
                     "column": 4,
                     "event": "note",
                     "message": "Potential leak of memory pointed to by 'buf'",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",
@@ -607,7 +607,7 @@
                     "column": 3,
                     "event": "note",
                     "message": "expanded from macro 'fprintf'",
-                    "verbosity_level": "1"
+                    "verbosity_level": "2"
                 },
                 {
                     "file_name": "",