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perf: let the compiler know our cast is alignment-safe

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We know everything is 64-bit aligned, so casting via (void*) squashes
the compiler warning.
This commit is contained in:
Christian Hergert
2016-04-18 18:52:20 -07:00
parent 58a2946e45
commit a594d06b0c
1 changed files with 2 additions and 2 deletions
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4
lib/sp-perf-counter.c
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@ -247,7 +247,7 @@ sp_perf_counter_flush (SpPerfCounter *self,
* which means there will always be space for one header, which means we
* can safely dereference the size field.
*/
header = (struct perf_event_header *)(info->data + (tail & mask));
header = (struct perf_event_header *)(gpointer)(info->data + (tail & mask));
if (header->size > head - tail)
{
@ -275,7 +275,7 @@ sp_perf_counter_flush (SpPerfCounter *self,
memcpy (b, info->data + (tail & mask), n_before);
memcpy (b + n_before, info->data, n_after);
header = (struct perf_event_header *)b;
header = (struct perf_event_header *)(gpointer)b;
}
if (header->type == PERF_RECORD_SAMPLE)