Results of a test mass rebuild of rawhide/x86_64 with gcc-5.0.0-0.5.fc22
jakub at redhat.com
Thu Feb 19 15:15:09 UTC 2015
On Thu, Feb 19, 2015 at 04:12:43PM +0100, Frantisek Kluknavsky wrote:
> a list of things that usually break with each new gcc (like fortran modules)
> would be nice to avoid a lot of pain with debugging. Does it already exist?
> WxGTK keeps a string WX_BUILD_OPTIONS_SIGNATURE currently saying "2.8 (no
> debug,Unicode,compiler with C++ ABI 1002,wx containers,compatible with
> 2.4,compatible with 2.6)" and it is checked at runtime. C++ ABI is supposed
> to be unchanged in Fedora 22. This string changed anyway because
> __GXX_ABI_VERSION in gcc changed. Is this expected/correct? Each freshly
> rebuilt wx application will crash now. After wxGTK is rebuilt, each old
> application will crash. A provenpackager should probably step in.
That is a WxGTK bug. __GXX_ABI_VERSION can change, but usually the result
is still ABI compatible, g++ emits just some aliases when mangling has
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