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c: Set the locus of the function result decl

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gcc/c/ChangeLog:

	* c-decl.cc (start_function): Set the result decl source
	location to the location of the typespec.
This commit is contained in:
Bernhard Reutner-Fischer 2021-11-06 06:48:00 +01:00
parent 19be89d79e
commit 3f467ea953
1 changed files with 5 additions and 1 deletions
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6
gcc/c/c-decl.cc
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@ -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;