From be8efac78d067c138ad8dda03df4336e73f94887 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sat, 8 Jan 2022 11:51:07 +0100 Subject: New upstream version 1.0 --- tests/test-ignore-value.c | 78 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 tests/test-ignore-value.c (limited to 'tests/test-ignore-value.c') diff --git a/tests/test-ignore-value.c b/tests/test-ignore-value.c new file mode 100644 index 0000000..70b3bcc --- /dev/null +++ b/tests/test-ignore-value.c @@ -0,0 +1,78 @@ +/* Test the "ignore-value" module. + + Copyright (C) 2011-2022 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Written by Eric Blake. */ + +#include + +#include "ignore-value.h" + +#include + +#include "attribute.h" + +struct s { int i; }; +NODISCARD static char doChar (void); +NODISCARD static int doInt (void); +NODISCARD static off_t doOff (void); +NODISCARD static void *doPtr (void); +NODISCARD static struct s doStruct (void); + +static char +doChar (void) +{ + return 0; +} + +static int +doInt (void) +{ + return 0; +} + +static off_t +doOff (void) +{ + return 0; +} + +static void * +doPtr (void) +{ + return NULL; +} + +static struct s +doStruct (void) +{ + static struct s s1; + return s1; +} + +int +main (void) +{ + /* If this test can compile with -Werror and the same warnings as + the rest of the project, then we are properly silencing warnings + about ignored return values. */ + ignore_value (doChar ()); + ignore_value (doInt ()); + ignore_value (doOff ()); + ignore_value (doPtr ()); + ignore_value (doStruct ()); + return 0; +} -- cgit v1.2.3