================
@@ -438,6 +440,11 @@ static void InfoSignalHandler(int Sig) {
SaveAndRestore SaveErrnoDuringASignalHandler(errno);
if (SignalHandlerFunctionType CurrentInfoFunction = InfoSignalFunction)
CurrentInfoFunction();
+
+ if (Sig == SIGUSR1) {
----------------
xingxue-ibm wrote:
Seems Clang registers an `InfoSignalHandler` in `RegisterHandlers`.
https://github.com/llvm/llvm-project/pull/169340
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