Segfault generated by gcc-7

Marek Polacek polacek@redhat.com
Tue Aug 29 10:40:00 GMT 2017


On Tue, Aug 29, 2017 at 12:31:39PM +0200, Marco Varlese wrote:
> Hi,
> 
> I got a SEGFAULT in my program when compiling it with gcc-7 but it
> is/was all good when using gcc-6.
> 
> The SEGFAULT happens due to the line below:
> d_point = *p;
> 
> And a fix for it (with gcc-7) has been:
> memcpy(&d_point, 
> 	p, 
> 	sizeof(d_point));
> 
> Does this make any sense to anybody?

Not without a stand-alone testcase.  See <https://gcc.gnu.org/bugs/>
for more info.

	Marek



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