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Re: Question on GGC
Hello,
> I have several global variables which are of type rtx. They are used
> in flow.c ia64.c and final.c. As stated in the internal doc with
> types. I add GTY(()) marker after the keyword 'extern'. for example:
> extern GTY(()) rtx a;
> these 'extern's are added in regs.h which is included in flow.c ia64.c
> and final.c
>
> However, I init 'a' at ia64_compute_frame which is defined in ia64.c
> but found 'a' incorrectly collected by ggc_collect. (I watch the
> memory location which is allocated for a, and found it is collected by
> GGC.
>
> Is there any thing I forget to do ?
you need to add regs.h to GTFILES in Makefile.in.
Zdenek