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journal: align byte-buffer that gets cased to an object

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On Sun, Jul 15, 2012 at 2:00 PM, Koen Kooi <koen@dominion.thruhere.net> wrote:
> | src/journal/sd-journal.c: In function 'sd_journal_process':
> | src/journal/sd-journal.c:1891:21: warning: cast increases required alignment of target type [-Wcast-align]
> | src/journal/sd-journal.c:1900:29: warning: cast increases required alignment of target type [-Wcast-align]
This commit is contained in:
Kay Sievers 2012-07-15 14:58:29 +02:00
parent dbfd912258
commit 19d1e4eeb6
2 changed files with 2 additions and 1 deletions
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2
src/journal/sd-journal.c
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@ -1868,7 +1868,7 @@ static int determine_change(sd_journal *j) {
} }
_public_ int sd_journal_process(sd_journal *j) { _public_ int sd_journal_process(sd_journal *j) {
uint8_t buffer[sizeof(struct inotify_event) + FILENAME_MAX]; uint8_t buffer[sizeof(struct inotify_event) + FILENAME_MAX] _alignas_(struct inotify_event);
bool got_something = false; bool got_something = false;
if (!j) if (!j)

1
src/shared/macro.h
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@ -45,6 +45,7 @@
#define _hidden_ __attribute__ ((visibility("hidden"))) #define _hidden_ __attribute__ ((visibility("hidden")))
#define _weakref_(x) __attribute__((weakref(#x))) #define _weakref_(x) __attribute__((weakref(#x)))
#define _introspect_(x) __attribute__((section("introspect." x))) #define _introspect_(x) __attribute__((section("introspect." x)))
#define _alignas_(x) __attribute__((aligned(__alignof(x))))
#define XSTRINGIFY(x) #x #define XSTRINGIFY(x) #x
#define STRINGIFY(x) XSTRINGIFY(x) #define STRINGIFY(x) XSTRINGIFY(x)