[PATCH] D132331: [llvm] Mark CFGuard fn ptr symbol as DSO local and add tests for mingw

Alvin Wong via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 23 22:50:19 PDT 2022


alvinhochun added inline comments.


================
Comment at: llvm/lib/Transforms/CFGuard/CFGuard.cpp:250
   } else {
-    assert(GuardMechanism == CF_Dispatch && "Invalid CFGuard mechanism");
-    GuardFnGlobal =
-        M.getOrInsertGlobal("__guard_dispatch_icall_fptr", GuardFnPtrType);
+    assert("Invalid CFGuard mechanism");
   }
----------------
beanz wrote:
> shafik wrote:
> > This generates an implicit conversion of string-literal to bool. Alternatively you can do `assert(false && "Invalid CFGuard mechanism");`
> I pushed a fix in rG961690574439dbdbc968000eab2ce2289f77a2d6
Sorry about the error and thanks for fixing it.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132331/new/

https://reviews.llvm.org/D132331



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