https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
H.J. Lu changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #16 from H.J. Lu ---
(In reply to Florian Weimer from comment #15)
> I find it difficult to believe that there is no space left anyway to store
> the shadow stack pointer information.
Currently, we don't have good solution to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #15 from Florian Weimer ---
This is all very strange.
How have extended makecontext for x86 AVX2/AVX-512 support? The CPU context
needs to be stored somewhere, after all.
I find it difficult to believe that there is no space left
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #14 from igor.v.tsimbalist at intel dot com ---
The new option is needed to support two cases:
1. Compilation of ucontext functions inside glibc. To have glibc itself be
CET compatible all files comprises the library has to be CET
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #13 from H.J. Lu ---
Created attachment 42895
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42895=edit
A patch to add -mcheck-shstk-compat
-mcheck-shstk-compat is on by default. We can add
#if defined __SHSTK__ && defined
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #12 from H.J. Lu ---
Maybe we should just simply poison to issue an error
if SHSTK is enabled.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
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--- Comment #4 from H.J. Lu ---
Created attachment 42824
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42824=edit
The second patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #3 from H.J. Lu ---
Created attachment 42823
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42823=edit
The first patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
H.J. Lu changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
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