From: Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
Date: Sat, 6 Nov 2021 05:48:00 +0000 (+0100)
Subject: c: Set the locus of the function result decl
X-Git-Tag: basepoints/gcc-14~3073
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f467ea953431aa6af12aaed6d32f476f7ace1e5;p=thirdparty%2Fgcc.git

c: Set the locus of the function result decl

gcc/c/ChangeLog:

	* c-decl.cc (start_function): Set the result decl source
	location to the location of the typespec.
---

diff --git a/gcc/c/c-decl.cc b/gcc/c/c-decl.cc
index 36de77814baa..098e475f65d5 100644
--- a/gcc/c/c-decl.cc
+++ b/gcc/c/c-decl.cc
@@ -10059,6 +10059,7 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator,
   tree decl1, old_decl;
   tree restype, resdecl;
   location_t loc;
+  location_t result_loc;
 
   current_function_returns_value = 0;  /* Assume, until we see it does.  */
   current_function_returns_null = 0;
@@ -10285,8 +10286,11 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator,
   push_scope ();
   declare_parm_level ();
 
+  /* Set the result decl source location to the location of the typespec.  */
+  result_loc = (declspecs->locations[cdw_typespec] == UNKNOWN_LOCATION
+		? loc : declspecs->locations[cdw_typespec]);
   restype = TREE_TYPE (TREE_TYPE (current_function_decl));
-  resdecl = build_decl (loc, RESULT_DECL, NULL_TREE, restype);
+  resdecl = build_decl (result_loc, RESULT_DECL, NULL_TREE, restype);
   DECL_ARTIFICIAL (resdecl) = 1;
   DECL_IGNORED_P (resdecl) = 1;
   DECL_RESULT (current_function_decl) = resdecl;