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* c-decl.c (implicit_decl_warning): Add a comment. Fix formatting.

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From-SVN: r246069
This commit is contained in:
Marek Polacek 2017-03-11 10:26:35 +00:00 • committed by Marek Polacek
parent 2f6f187a86
commit 85059a38cb
2 changed files with 44 additions and 33 deletions
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4
gcc/c/ChangeLog
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@ -1,3 +1,7 @@
2017-03-11 Marek Polacek <polacek@redhat.com>
* c-decl.c (implicit_decl_warning): Add a comment. Fix formatting.
2017-03-10 David Malcolm <dmalcolm@redhat.com>
PR translation/79848

73
gcc/c/c-decl.c
View file

@ -3117,45 +3117,52 @@ pushdecl_top_level (tree x)
return x;
}
/* Issue a warning about implicit function declaration. ID is the function
identifier, OLDDECL is a declaration of the function in a different scope,
or NULL_TREE. */
static void
implicit_decl_warning (location_t loc, tree id, tree olddecl)
{
if (warn_implicit_function_declaration)
{
bool warned;
const char *hint = NULL;
if (!olddecl)
hint = lookup_name_fuzzy (id, FUZZY_LOOKUP_FUNCTION_NAME);
if (!warn_implicit_function_declaration)
return;
if (flag_isoc99)
if (hint)
{
gcc_rich_location richloc (loc);
richloc.add_fixit_replace (hint);
warned = pedwarn_at_rich_loc
(&richloc, OPT_Wimplicit_function_declaration,
"implicit declaration of function %qE; did you mean %qs?",
id, hint);
}
else
warned = pedwarn (loc, OPT_Wimplicit_function_declaration,
"implicit declaration of function %qE", id);
bool warned;
const char *hint = NULL;
if (!olddecl)
hint = lookup_name_fuzzy (id, FUZZY_LOOKUP_FUNCTION_NAME);
if (flag_isoc99)
{
if (hint)
{
gcc_rich_location richloc (loc);
richloc.add_fixit_replace (hint);
warned = pedwarn_at_rich_loc
(&richloc, OPT_Wimplicit_function_declaration,
"implicit declaration of function %qE; did you mean %qs?",
id, hint);
}
else
if (hint)
{
gcc_rich_location richloc (loc);
richloc.add_fixit_replace (hint);
warned = warning_at_rich_loc
(&richloc, OPT_Wimplicit_function_declaration,
G_("implicit declaration of function %qE; did you mean %qs?"),
id, hint);
}
else
warned = warning_at (loc, OPT_Wimplicit_function_declaration,
G_("implicit declaration of function %qE"), id);
if (olddecl && warned)
locate_old_decl (olddecl);
warned = pedwarn (loc, OPT_Wimplicit_function_declaration,
"implicit declaration of function %qE", id);
}
else if (hint)
{
gcc_rich_location richloc (loc);
richloc.add_fixit_replace (hint);
warned = warning_at_rich_loc
(&richloc, OPT_Wimplicit_function_declaration,
G_("implicit declaration of function %qE; did you mean %qs?"),
id, hint);
}
else
warned = warning_at (loc, OPT_Wimplicit_function_declaration,
G_("implicit declaration of function %qE"), id);
if (olddecl && warned)
locate_old_decl (olddecl);
}
/* This function represents mapping of a function code FCODE