diff options
| author | rillig <rillig@NetBSD.org> | 2023-06-30 22:27:47 +0000 |
|---|---|---|
| committer | rillig <rillig@NetBSD.org> | 2023-06-30 22:27:47 +0000 |
| commit | f17c5ba8cce26bcd6614bcd52c8a632fc9bb88e6 (patch) | |
| tree | a01c18cefef334773a63c7790b8dec576e4d7e4e /tests | |
| parent | ebd8f80ef2f4a48804834ac957ff01b21345830f (diff) | |
tests/lint: test initializing an unnamed union
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/usr.bin/xlint/lint1/init_braces.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/tests/usr.bin/xlint/lint1/init_braces.c b/tests/usr.bin/xlint/lint1/init_braces.c index ceb2dad558a..84868b586be 100644 --- a/tests/usr.bin/xlint/lint1/init_braces.c +++ b/tests/usr.bin/xlint/lint1/init_braces.c @@ -1,4 +1,4 @@ -/* $NetBSD: init_braces.c,v 1.5 2023/06/30 21:06:18 rillig Exp $ */ +/* $NetBSD: init_braces.c,v 1.6 2023/06/30 22:27:47 rillig Exp $ */ # 3 "init_braces.c" /* @@ -96,3 +96,38 @@ init_anonymous_struct_and_union(void) return var.times.t0.ns; } + +// Minimized example taken from jemalloc.c, init_lock. +unsigned char +init_unnamed_union(void) +{ + struct init_unnamed_union { + union { + struct { + struct padded_union { + unsigned char pad1[3]; + union { + unsigned char u1; + unsigned char u2; + }; + unsigned char pad2[3]; + } padded_union; + }; + }; + }; + + struct init_unnamed_union var = { + { + { + .padded_union = { + .pad1 = { 0, 0, 0 }, +/* FIXME: Allow access to unnamed struct/union members. */ +/* expect+1: error: type 'struct padded_union' does not have member 'u1' [101] */ + .u1 = 0, + .pad2 = { 0, 0, 0 }, + }, + } + }, + }; + return var.padded_union.u1; +} |
