[Bug c++/86422] G++ ICE(segmentation fault) when compiling a huge static array of sufficiently complex structs

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86422

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |compile-time-hog,
                   |                            |memory-hog
      Known to work|                            |8.1.1
      Known to fail|                            |8.1.0

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
On the tip of the GCC 8 branch the segfault is gone (r262478).  I suspect the
error is memory use (it now peaks >20GB for me) and an unchecked allocation
or some 'int' size variable that overflows.

> /usr/bin/time /abuild/rguenther/obj/gcc/cc1plus -quiet CodePoint.ii
369.55user 7.52system 6:17.08elapsed 99%CPU (0avgtext+0avgdata
25329548maxresident)k
232inputs+604864outputs (0major+6777265minor)pagefaults 0swaps


Still needs tracking down thus.