[llvm-bugs] [Bug 37880] New: -mzero-caller-saved-regs
via llvm-bugs
llvm-bugs at lists.llvm.org
Wed Jun 20 09:22:52 PDT 2018
https://bugs.llvm.org/show_bug.cgi?id=37880
Bug ID: 37880
Summary: -mzero-caller-saved-regs
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: libclang
Assignee: unassignedclangbugs at nondot.org
Reporter: ndesaulniers at google.com
CC: jyknight at google.com, klimek at google.com,
llozano at chromium.org, llvm-bugs at lists.llvm.org,
manojgupta at google.com, niravd at google.com,
srhines at google.com
GCC has added ways of specifying that certain registers should be zero'd upon
function return. I believe this is to help cut down on gadgets used in ROP
chains. Is this something that could be added in Clang?
https://github.com/clearlinux-pkgs/gcc/blob/master/zero-regs-gcc8.patch
--
You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20180620/c11f5123/attachment-0001.html>
More information about the llvm-bugs
mailing list