[compiler-rt] [llvm] [TySan] Add option to outline instrumentation (PR #120582)

[Florian Hahn via llvm-commits]

================
@@ -62,6 +62,18 @@ static cl::opt<bool>
                           cl::desc("Writes always set the type"), cl::Hidden,
                           cl::init(false));
 
+static cl::opt<bool> ClOutlineInstrumentation(
+    "tysan-outline-instrumentation",
+    cl::desc("Uses function calls for all TySan instrumentation, reducing "
+             "ELF size"),
+    cl::Hidden, cl::init(false));
+
+static cl::opt<bool> ClVerifyOutlinedInstrumentation(
+    "tysan-verify-outlined-instrumentation",
+    cl::desc("Check types twice with both inlined instrumentation and "
+             "function calls. This verifies that they behave the same."),
+    cl::Hidden, cl::init(false));
+
----------------
fhahn wrote:

Could you also add an IR test for the option?

And runtime tests for both options?

https://github.com/llvm/llvm-project/pull/120582