[src/trunk]: src/tests/usr.bin/xlint/lint1 tests/lint: test initialization of...

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

details:   https://anonhg.NetBSD.org/src/rev/d7d0f37ee8ef
branches:  trunk
changeset: 1029108:d7d0f37ee8ef
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Dec 21 21:16:08 2021 +0000

description:
tests/lint: test initialization of incomplete union

The function initialization_lbrace only mentions STRUCT, which looks
suspicious.

diffstat:

 tests/usr.bin/xlint/lint1/init.c   |  18 +++++++++++++++++-
 tests/usr.bin/xlint/lint1/init.exp |   4 ++++
 2 files changed, 21 insertions(+), 1 deletions(-)

diffs (38 lines):

diff -r 179582e3551b -r d7d0f37ee8ef tests/usr.bin/xlint/lint1/init.c
--- a/tests/usr.bin/xlint/lint1/init.c  Tue Dec 21 21:04:08 2021 +0000
+++ b/tests/usr.bin/xlint/lint1/init.c  Tue Dec 21 21:16:08 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: init.c,v 1.7 2021/12/17 11:06:15 rillig Exp $  */
+/*     $NetBSD: init.c,v 1.8 2021/12/21 21:16:08 rillig Exp $  */
 # 3 "init.c"
 
 /*
@@ -72,3 +72,19 @@
        do_nothing,
        do_nothing,
 };
+
+union incomplete_union u1 = {
+       /* expect+1: error: too many struct/union initializers [172] */
+       1,
+/* expect+1: error: 'u1' has incomplete type 'incomplete union incomplete_union' [31] */
+};
+
+union incomplete_union u2 = {
+       /* expect+1: error: type 'incomplete union incomplete_union' does not have member 'member' [101] */
+       .member = 1,
+/* expect+1: error: 'u2' has incomplete type 'incomplete union incomplete_union' [31] */
+};
+
+union incomplete_union {
+       int num;
+};
diff -r 179582e3551b -r d7d0f37ee8ef tests/usr.bin/xlint/lint1/init.exp
--- a/tests/usr.bin/xlint/lint1/init.exp        Tue Dec 21 21:04:08 2021 +0000
+++ b/tests/usr.bin/xlint/lint1/init.exp        Tue Dec 21 21:16:08 2021 +0000
@@ -1,1 +1,5 @@
 init.c(16): error: empty array declaration: empty_array_with_initializer [190]
+init.c(78): error: too many struct/union initializers [172]
+init.c(80): error: 'u1' has incomplete type 'incomplete union incomplete_union' [31]
+init.c(84): error: type 'incomplete union incomplete_union' does not have member 'member' [101]
+init.c(86): error: 'u2' has incomplete type 'incomplete union incomplete_union' [31]