nickdesaulniers added inline comments.
================
Comment at: clang/lib/Driver/ToolChains/Clang.cpp:3190-3191
+ }
+ CmdArgs.push_back("-target-feature");
+ CmdArgs.push_back("+read-tp-hard");
+ }
----------------
ardb wrote:
> nickdesaulniers wrote:
> > Isn't this redundant/set elsewhere?
> No, it is not. The alternative is requiring the user to pass -mtp=cp15 when
> using the TLS stack protector, which is silly because it is implied.
Right. Perhaps we could emit `diag::err_drv_argument_not_allowed_with` if the
user specified `-mtp=soft` with `-mstack-protector-guard=tls`.
It looks like a call to clang::driver::tools::arm::getReadTPMode() should being
able to tell us whether someone explicitly tried to use soft.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D112768/new/
https://reviews.llvm.org/D112768
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