Cyg32 on Win64 fails with stack-protector

JonY 10walls@gmail.com
Fri Jun 1 10:50:00 GMT 2018


On 06/01/2018 10:06 AM, Corinna Vinschen wrote:
>>>>
>>>> There appear to be some SSP related commits in the discussed time frame.
>>>> For example:
>>>>
>>>> https://sourceware.org/git/?p=newlib-cygwin.git;a=commitdiff;h=0a5dfdbd1ba3
>>>> 663a54fa1a7de1a6c4a0a3316a6e
>>>>
>>>> Another possibility would be a change in the gcc default options between
>>>> Cygwin 2.9 and Cygwin 2.10. I do not know if this is possible, but perhaps
>>>> gcc in 2.9 compiles with -fstack-protector disabled by default and gcc in
>>>> 2.10 compiles with it enabled by default?
>>>>

libssp in gcc was disabled in favor of newlib's, not sure if that has
something to do with it too.


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