[src/trunk]: src/tests/usr.bin/xlint/lint1 tests/lint: test __attribute__ wit...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eed5a59def34
branches:  trunk
changeset: 984849:eed5a59def34
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Jul 25 18:34:44 2021 +0000

description:
tests/lint: test __attribute__ with enum

diffstat:

 tests/usr.bin/xlint/lint1/gcc_attribute_enum.c   |  51 +++++++++++++++++------
 tests/usr.bin/xlint/lint1/gcc_attribute_enum.exp |   6 ++
 2 files changed, 44 insertions(+), 13 deletions(-)

diffs (74 lines):

diff -r 3762274a411b -r eed5a59def34 tests/usr.bin/xlint/lint1/gcc_attribute_enum.c
--- a/tests/usr.bin/xlint/lint1/gcc_attribute_enum.c    Sun Jul 25 18:01:03 2021 +0000
+++ b/tests/usr.bin/xlint/lint1/gcc_attribute_enum.c    Sun Jul 25 18:34:44 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: gcc_attribute_enum.c,v 1.1 2021/07/06 17:33:07 rillig Exp $    */
+/*     $NetBSD: gcc_attribute_enum.c,v 1.2 2021/07/25 18:34:44 rillig Exp $    */
 # 3 "gcc_attribute_enum.c"
 
 /*
@@ -7,16 +7,41 @@
  * https://gcc.gnu.org/onlinedocs/gcc/Enumerator-Attributes.html
  */
 
-enum Planet {
-       Mercury,
-       Venus,
-       Earth,
-       Mars,
-       Jupiter,
-       Saturn,
-       Uranus,
-       Neptune,
-       /* https://en.wikipedia.org/wiki/Pluto_(planet) */
-       /*FIXME*//* expect+1: error: syntax error '__attribute__' [249] */
-       Pluto __attribute__((__deprecated__ /* since August 2006 */))
+/*
+ * Attributes in enum-specifier.
+ *
+ * See GCC, c-parser.c, function c_parser_enum_specifier.
+ */
+
+/* expect+1: syntax error '__attribute__' [249] */
+enum __attribute__(()) tag;
+
+/* expect+2: syntax error '__attribute__' [249] */
+/* expect+1: syntax error '{' [249] */
+enum __attribute__(()) tag_with_declaration {
+       TAG_WITH_DECL
+} __attribute__(());
+/* expect-1: syntax error ';' [249] */
+
+/* expect+1: syntax error '{' [249] */
+enum __attribute__(()) {
+       ONLY_DECL
+} __attribute__(());
+/* expect-1: syntax error ';' [249] */
+/* expect-2: error: cannot recover from previous errors [224] */
+
+/*
+ * Attributes in enumerator.
+ *
+ * See GCC, c-parser.c, function c_parser_enum_specifier.
+ */
+
+enum {
+       NO_INIT_FIRST __attribute__(()),
+       NO_INIT__LAST __attribute__(())
 };
+
+enum {
+       INIT_FIRST __attribute__(()) = 1,
+       INIT__LAST __attribute__(()) = 2
+};
diff -r 3762274a411b -r eed5a59def34 tests/usr.bin/xlint/lint1/gcc_attribute_enum.exp
--- a/tests/usr.bin/xlint/lint1/gcc_attribute_enum.exp  Sun Jul 25 18:01:03 2021 +0000
+++ b/tests/usr.bin/xlint/lint1/gcc_attribute_enum.exp  Sun Jul 25 18:34:44 2021 +0000
@@ -1,1 +1,7 @@
+gcc_attribute_enum.c(17): error: syntax error '__attribute__' [249]
 gcc_attribute_enum.c(21): error: syntax error '__attribute__' [249]
+gcc_attribute_enum.c(21): error: syntax error '{' [249]
+gcc_attribute_enum.c(23): error: syntax error ';' [249]
+gcc_attribute_enum.c(27): error: syntax error '{' [249]
+gcc_attribute_enum.c(29): error: syntax error ';' [249]
+gcc_attribute_enum.c(29): error: cannot recover from previous errors [224]