Module Name: src
Committed By: rillig
Date: Sun Jul 25 18:01:03 UTC 2021
Modified Files:
src/usr.bin/xlint/lint1: cgram.y
Log Message:
lint: add citations for a few grammar rules
No functional change.
To generate a diff of this commit:
cvs rdiff -u -r1.339 -r1.340 src/usr.bin/xlint/lint1/cgram.y
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/xlint/lint1/cgram.y
diff -u src/usr.bin/xlint/lint1/cgram.y:1.339 src/usr.bin/xlint/lint1/cgram.y:1.340
--- src/usr.bin/xlint/lint1/cgram.y:1.339 Sun Jul 25 17:40:04 2021
+++ src/usr.bin/xlint/lint1/cgram.y Sun Jul 25 18:01:03 2021
@@ -1,5 +1,5 @@
%{
-/* $NetBSD: cgram.y,v 1.339 2021/07/25 17:40:04 rillig Exp $ */
+/* $NetBSD: cgram.y,v 1.340 2021/07/25 18:01:03 rillig Exp $ */
/*
* Copyright (c) 1996 Christopher G. Demetriou. All Rights Reserved.
@@ -35,7 +35,7 @@
#include <sys/cdefs.h>
#if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: cgram.y,v 1.339 2021/07/25 17:40:04 rillig Exp $");
+__RCSID("$NetBSD: cgram.y,v 1.340 2021/07/25 18:01:03 rillig Exp $");
#endif
#include <limits.h>
@@ -1366,7 +1366,7 @@ type_name: /* C99 6.7.6 */
}
;
-abstract_declaration:
+abstract_declaration: /* specific to lint */
begin_type_qualifier_list end_type {
$$ = declare_1_abstract(abstract_name());
}
@@ -1381,7 +1381,9 @@ abstract_declaration:
}
;
-abstract_declarator: /* C99 6.7.6 */
+/* K&R 8.7, C90 ???, C99 6.7.6, C11 6.7.7 */
+/* In K&R, abstract-declarator could be empty and was still simpler. */
+abstract_declarator:
pointer {
$$ = add_pointer(abstract_name(), $1);
}
@@ -1391,7 +1393,8 @@ abstract_declarator: /* C99 6.7.6 */
}
;
-direct_abstract_declarator: /* C99 6.7.6 */
+/* K&R ---, C90 ???, C99 6.7.6, C11 6.7.7 */
+direct_abstract_declarator:
T_LPAREN abstract_declarator T_RPAREN {
$$ = $2;
}
@@ -1428,7 +1431,7 @@ direct_abstract_declarator: /* C99 6.7.6
| direct_abstract_declarator type_attribute_list
;
-abstract_decl_param_list:
+abstract_decl_param_list: /* specific to lint */
abstract_decl_lparen T_RPAREN type_attribute_opt {
$$ = NULL;
}
@@ -1442,14 +1445,14 @@ abstract_decl_param_list:
}
;
-abstract_decl_lparen:
+abstract_decl_lparen: /* specific to lint */
T_LPAREN {
block_level++;
begin_declaration_level(PROTO_ARG);
}
;
-vararg_parameter_type_list:
+vararg_parameter_type_list: /* specific to lint */
parameter_type_list
| parameter_type_list T_COMMA T_ELLIPSIS {
dcs->d_vararg = true;
