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: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected]
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
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