[pushed] analyzer: add SARIF property bag to -Wanalyzer-infinite-recursion

[David Malcolm <dmalcolm@redhat.com>]

Tested lightly by hand.
Successfully bootstrapped & regrtested on x86_64-pc-linux-gnu.
Successful run of analyzer integration tests on x86_64-pc-linux-gnu.
Pushed to trunk as r14-9900-g960e07d73a5295.

gcc/analyzer/ChangeLog:
	* infinite-recursion.cc: Include "diagnostic-format-sarif.h".
	(infinite_recursion_diagnostic::maybe_add_sarif_properties): New.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>
---
 gcc/analyzer/infinite-recursion.cc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/gcc/analyzer/infinite-recursion.cc b/gcc/analyzer/infinite-recursion.cc
index 112e4bd08f28..65f136ddad6b 100644
--- a/gcc/analyzer/infinite-recursion.cc
+++ b/gcc/analyzer/infinite-recursion.cc
@@ -62,6 +62,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "make-unique.h"
 #include "analyzer/checker-path.h"
 #include "analyzer/feasible-graph.h"
+#include "diagnostic-format-sarif.h"
 
 /* A subclass of pending_diagnostic for complaining about suspected
    infinite recursion.  */
@@ -236,6 +237,18 @@ public:
     return false;
   }
 
+  void maybe_add_sarif_properties (sarif_object &result_obj)
+    const final override
+  {
+    sarif_property_bag &props = result_obj.get_or_create_properties ();
+#define PROPERTY_PREFIX "gcc/analyzer/infinite_recursion_diagnostic/"
+    props.set_integer (PROPERTY_PREFIX "prev_entry_enode",
+		       m_prev_entry_enode->m_index);
+    props.set_integer (PROPERTY_PREFIX "new_entry_enode",
+		       m_new_entry_enode->m_index);
+#undef PROPERTY_PREFIX
+  }
+
 private:
   /* Return true iff control flow along FEDGE was affected by
      a conjured_svalue.  */
-- 
2.26.3