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Closed by commit rGfd5e26270660: [ModuleUtils][KCFI] Set
patchable-function-prefix for synthesized functions (authored by samitolvanen).
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samitolvanen updated this revision to Diff 487536.
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Addressed feedback.
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https://reviews.llvm.org/D141172/new/
https://reviews.llvm.org/D141172
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samitolvanen added inline comments.
Comment at: llvm/test/Instrumentation/AddressSanitizer/kcfi-offset.ll:1
+;; Test that we set patchable-function-prefix for asan.module_ctor when
kcfi-offset is defined.
+
MaskRay wrote:
>
MaskRay accepted this revision.
MaskRay added inline comments.
This revision is now accepted and ready to land.
Comment at: llvm/lib/Transforms/Utils/ModuleUtils.cpp:169
+unsigned Offset = MD->getZExtValue();
+if (Offset)
+ F.addFnAttr("patchable-function-prefix",
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When -fpatchable-function-entry is used to emit prefix
