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authorTavian Barnes <tavianator@tavianator.com>2023-05-11 10:38:23 -0400
committerTavian Barnes <tavianator@tavianator.com>2023-05-11 13:14:13 -0400
commit7e26443627926bb3bcc88bd790190d5e4e0eda98 (patch)
tree02844b8dac09348f39fcb599f1033807cb4b66e6 /tests
parent59f87eed2b930af2f31fd1d1fb2589f80f426ee0 (diff)
downloadbfs-7e26443627926bb3bcc88bd790190d5e4e0eda98.tar.xz
config: Properly align flex_sizeof()
Diffstat (limited to 'tests')
-rw-r--r--tests/bfstd.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/tests/bfstd.c b/tests/bfstd.c
index 8c61072..c6a9e9f 100644
--- a/tests/bfstd.c
+++ b/tests/bfstd.c
@@ -1,8 +1,12 @@
// Copyright © Tavian Barnes <tavianator@tavianator.com>
// SPDX-License-Identifier: 0BSD
+#undef NDEBUG
#include "../src/bfstd.h"
+#include "../src/config.h"
+#include <assert.h>
#include <stdio.h>
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
@@ -30,6 +34,15 @@ static void check_base_dir(const char *path, const char *dir, const char *base)
}
int main(void) {
+ // Check flex_sizeof()
+ struct flexible {
+ alignas(64) int foo;
+ int bar[];
+ };
+ assert(flex_sizeof(struct flexible, bar, 0) >= sizeof(struct flexible));
+ assert(flex_sizeof(struct flexible, bar, 16) % alignof(struct flexible) == 0);
+ assert(flex_sizeof_impl(8, 16, 4, 4, 1) == 16);
+
// From man 3p basename
check_base_dir("usr", ".", "usr");
check_base_dir("usr/", ".", "usr");