[clang] [CodeGen] Implement post-opt linking option for builtin bitocdes (PR #69371)

[Matt Arsenault via cfe-commits]

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@@ -98,6 +100,11 @@ extern cl::opt<bool> PrintPipelinePasses;
 static cl::opt<bool> ClSanitizeOnOptimizerEarlyEP(
     "sanitizer-early-opt-ep", cl::Optional,
     cl::desc("Insert sanitizers on OptimizerEarlyEP."), cl::init(false));
+
+// Re-link builtin bitcodes after optimization
+static cl::opt<bool> ClRelinkBuiltinBitcodePostop(
+    "relink-builtin-bitcode-postop", cl::Optional,
+    cl::desc("Re-link builtin bitcodes after optimization."), cl::init(false));
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arsenm wrote:

Not a proper flag? Where/how is -mlink-builtin-bitcode defined?

https://github.com/llvm/llvm-project/pull/69371