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* [pushed] analyzer: add SARIF property bag to -Wanalyzer-infinite-loop
@ 2024-04-10 20:56 David Malcolm
  0 siblings, 0 replies; only message in thread
From: David Malcolm @ 2024-04-10 20:56 UTC (permalink / raw)
  To: gcc-patches; +Cc: David Malcolm

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 r14-9901-g107b0e63be023c.

gcc/analyzer/ChangeLog:
	* infinite-loop.cc: Include "diagnostic-format-sarif.h".
	(infinite_loop::to_json): New.
	(infinite_loop_diagnostic::maybe_add_sarif_properties): New.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>
---
 gcc/analyzer/infinite-loop.cc | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gcc/analyzer/infinite-loop.cc b/gcc/analyzer/infinite-loop.cc
index 296489b1146d..e277a8384a04 100644
--- a/gcc/analyzer/infinite-loop.cc
+++ b/gcc/analyzer/infinite-loop.cc
@@ -63,6 +63,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "analyzer/checker-path.h"
 #include "analyzer/feasible-graph.h"
 #include "make-unique.h"
+#include "diagnostic-format-sarif.h"
 
 /* A bundle of data characterizing a particular infinite loop
    identified within the exploded graph.  */
@@ -105,6 +106,18 @@ struct infinite_loop
 	    && m_loc == other.m_loc);
   }
 
+  json::object *
+  to_json () const
+  {
+    json::object *loop_obj = new json::object ();
+    loop_obj->set_integer ("enode", m_enode.m_index);
+    json::array *edge_arr = new json::array ();
+    for (auto eedge : m_eedge_vec)
+      edge_arr->append (eedge->to_json ());
+    loop_obj->set ("eedges", edge_arr);
+    return loop_obj;
+  }
+
   const exploded_node &m_enode;
   location_t m_loc;
   std::vector<const exploded_edge *> m_eedge_vec;
@@ -297,6 +310,15 @@ public:
       }
   }
 
+  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_loop_diagnostic/"
+    props.set (PROPERTY_PREFIX "inf_loop", m_inf_loop->to_json ());
+#undef PROPERTY_PREFIX
+  }
+
 private:
   std::unique_ptr<infinite_loop> m_inf_loop;
 };
-- 
2.26.3


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