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[Bug target/81708] The x86 stack canary location should be customizable
- From: "hpa at zytor dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 08 Aug 2017 17:27:35 +0000
- Subject: [Bug target/81708] The x86 stack canary location should be customizable
- Auto-submitted: auto-generated
- References: <bug-81708-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81708
--- Comment #9 from H. Peter Anvin <hpa at zytor dot com> ---
In some applications it might even be appropriate to use the RDPID instruction
and store the canary in the IA32_TSC_AUX MSR.