[PATCH] D137381: [clang][compiler-rt] Exception escape out of an non-unwinding function is an undefined behaviour
Roman Lebedev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 15 17:55:43 PST 2022
lebedev.ri marked an inline comment as done.
lebedev.ri added inline comments.
================
Comment at: clang/lib/CodeGen/CodeGenFunction.h:2028
+ // FIXME: what about FuncletPads?
+ if (llvm::BasicBlock *InvokeBB = Builder.GetInsertBlock();
+ SanOpts.has(SanitizerKind::ExceptionEscape) &&
----------------
rjmccall wrote:
> The purpose of `getInvokeDestImpl` is to outline the slow path, and this definitely belongs in the slow path.
The problem is that we aggressively cache all the EH stuff.
I will take a second look, maybe this can be done less intrusively.
Repository:
rG LLVM Github Monorepo
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https://reviews.llvm.org/D137381/new/
https://reviews.llvm.org/D137381
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