[clang] Compute the parameters of a method to be passed to the procname

Reviewed By: mbouaziz

Differential Revision: D8297920

fbshipit-source-id: befb261

infer/src/clang/CType_decl.ml

@@ -603,9 +603,21 @@ and objc_block_procname outer_proc_opt =
   Typ.Procname.mangled_objc_block name
 
 
-(* TODO: get the parameters from BuildMethodSignature.get_parameters and pass it to the method names *)
-and procname_from_decl ?tenv ?outer_proc meth_decl =
+and procname_from_decl ?tenv ?block_return_type ?outer_proc meth_decl =
   let open Clang_ast_t in
+  let _ =
+    match tenv with
+    | Some tenv ->
+        let parameters =
+          BuildMethodSignature.get_parameters qual_type_to_sil_type ~block_return_type tenv
+            meth_decl
+        in
+        List.map
+          ~f:(fun ({typ}: CMethodSignature.param_type) -> Typ.Procname.Parameter.of_typ typ)
+          parameters
+    | None ->
+        []
+  in
   match meth_decl with
   | FunctionDecl (decl_info, name_info, _, fdi) ->
       let name = CAst_utils.get_qualified_name name_info in

infer/src/clang/CType_decl.mli

@@ -8,7 +8,9 @@
 open! IStd
 
 module CProcname : sig
-  val from_decl : ?tenv:Tenv.t -> ?outer_proc:Typ.Procname.t -> Clang_ast_t.decl -> Typ.Procname.t
+  val from_decl :
+    ?tenv:Tenv.t -> ?block_return_type:Clang_ast_t.qual_type -> ?outer_proc:Typ.Procname.t
+    -> Clang_ast_t.decl -> Typ.Procname.t
   (** Given decl, return its procname. This function should be used for all procedures
       present in original AST *)
 

infer/src/clang/cAst_utils.ml

@@ -15,7 +15,8 @@ module L = Logging
 type qual_type_to_sil_type = Tenv.t -> Clang_ast_t.qual_type -> Typ.t
 
 type procname_from_decl =
-  ?tenv:Tenv.t -> ?outer_proc:Typ.Procname.t -> Clang_ast_t.decl -> Typ.Procname.t
+  ?tenv:Tenv.t -> ?block_return_type:Clang_ast_t.qual_type -> ?outer_proc:Typ.Procname.t
+  -> Clang_ast_t.decl -> Typ.Procname.t
 
 let sanitize_name s = Str.global_replace (Str.regexp "[/ ]") "_" s
 

infer/src/clang/cAst_utils.mli

@@ -65,7 +65,8 @@ val name_opt_of_typedef_qual_type : Clang_ast_t.qual_type -> QualifiedCppName.t
 type qual_type_to_sil_type = Tenv.t -> Clang_ast_t.qual_type -> Typ.t
 
 type procname_from_decl =
-  ?tenv:Tenv.t -> ?outer_proc:Typ.Procname.t -> Clang_ast_t.decl -> Typ.Procname.t
+  ?tenv:Tenv.t -> ?block_return_type:Clang_ast_t.qual_type -> ?outer_proc:Typ.Procname.t
+  -> Clang_ast_t.decl -> Typ.Procname.t
 
 val qual_type_of_decl_ptr : Clang_ast_t.pointer -> Clang_ast_t.qual_type
 

infer/src/clang/cTrans.ml

@@ -2634,14 +2634,16 @@ module CTrans_funct (F : CModule_type.CFrontend) : CModule_type.CTranslation = s
     match decl with
     | Clang_ast_t.BlockDecl (_, block_decl_info) ->
         let open CContext in
-        let block_pname = CType_decl.CProcname.from_decl decl ~tenv:context.tenv ~outer_proc in
+        let block_return_type = expr_info.Clang_ast_t.ei_qual_type in
+        let block_pname =
+          CType_decl.CProcname.from_decl decl ~tenv:context.tenv ~block_return_type ~outer_proc
+        in
         let captured_pvars =
           CVar_decl.captured_vars_from_block_info context stmt_info.Clang_ast_t.si_source_range
             block_decl_info.Clang_ast_t.bdi_captured_variables
         in
         let res = closure_trans block_pname captured_pvars context stmt_info expr_info in
-        let qual_type = expr_info.Clang_ast_t.ei_qual_type in
-        let block_data = Some (context, qual_type, block_pname, captured_pvars) in
+        let block_data = Some (context, block_return_type, block_pname, captured_pvars) in
         F.function_decl context.translation_unit_context context.tenv context.cfg decl block_data ;
         res
     | _ ->