================
@@ -253,6 +253,122 @@ static bool printSymbolizedStackTrace(StringRef Argv0,
void **StackTrace,
return true;
}
+#if LLVM_ENABLE_DEBUGLOC_ORIGIN_TRACKING
+void sys::symbolizeAddresses(AddressSet &Addresses,
+ SymbolizedAddressMap &SymbolizedAddresses) {
+ assert(!DisableSymbolicationFlag && !getenv(DisableSymbolizationEnv) &&
+ "Debugify origin stacktraces require symbolization to be enabled.");
+
+ // Convert Set of Addresses to ordered list.
+ SmallVector<void *, 0> AddressList(Addresses.begin(), Addresses.end());
+ if (AddressList.empty())
+ return;
+ int NumAddresses = AddressList.size();
+ llvm::sort(AddressList);
+
+ // Use llvm-symbolizer tool to symbolize the stack traces. First look for it
+ // alongside our binary, then in $PATH.
+ ErrorOr<std::string> LLVMSymbolizerPathOrErr = std::error_code();
+ if (const char *Path = getenv(LLVMSymbolizerPathEnv)) {
+ LLVMSymbolizerPathOrErr = sys::findProgramByName(Path);
+ }
+ if (!LLVMSymbolizerPathOrErr)
+ LLVMSymbolizerPathOrErr = sys::findProgramByName("llvm-symbolizer");
+ assert(!!LLVMSymbolizerPathOrErr &&
+ "Debugify origin stacktraces require llvm-symbolizer.");
----------------
jmorse wrote:
I feel that this shouldn't be an assertion, something like `report_fatal_error`
instead? While the pre-requisites of this code is that it's not compiled under
NDEBUG, if that ever changes then this error-path with stop being handled. It'd
be better to not rely on assert for the reporting.
https://github.com/llvm/llvm-project/pull/143591
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