danielkiss added inline comments.
================
Comment at: llvm/lib/IR/AutoUpgrade.cpp:4415-4430
- // Upgrade branch protection and return address signing module flags. The
- // module flag behavior for these fields were Error and now they are Min.
- if (ID->getString() == "branch-target-enforcement" ||
- ID->getString().startswith("sign-return-address")) {
- if (auto *Behavior =
- mdconst::dyn_extract_or_null<ConstantInt>(Op->getOperand(0))) {
- if (Behavior->getLimitedValue() == Module::Error) {
----------------
In a full LTO build the linker will complain about the mis match between the
flags if one of the objects compiled with an older compiler that emitted
`Module:Error` for these flags.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D130145/new/
https://reviews.llvm.org/D130145
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