qemu-e2k/scripts/coccinelle/overflow_muldiv64.cocci
Laurent Vivier e9d5150739 scripts: add muldiv64() checking coccinelle scripts
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2016-06-07 18:02:49 +03:00

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// Find muldiv64(i64, i64, x) for potential overflow
@filter@
typedef uint64_t;
typedef int64_t;
{ uint64_t, int64_t, long, unsigned long } a, b;
expression c;
position p;
@@
muldiv64(a,b,c)@p
@script:python@
p << filter.p;
@@
cocci.print_main("potential muldiv64() overflow", p)