[Lldb-commits] [PATCH] D85705: Add a "Trace" plug-in to LLDB to add process trace support in stages.

Fangrui Song via Phabricator via lldb-commits lldb-commits at lists.llvm.org
Mon Sep 21 18:14:18 PDT 2020


MaskRay added inline comments.


================
Comment at: lldb/source/Target/TraceSettingsParser.cpp:123
+  if (schema.empty()) {
+    std::ostringstream schema_builder;
+    schema_builder << "{\n \"trace\": ";
----------------
This requires `sstream`. Fixed.


================
Comment at: lldb/source/Target/TraceSettingsParser.cpp:128
+    std::string plugin_schema(GetPluginSchema());
+    plugin_schema = std::regex_replace(plugin_schema, std::regex("\n"), "\n  ");
+    schema_builder << plugin_schema << ",\n";
----------------
The replacement here looks strange.

`<regex>` implementations tend to be large, slow and buggy. It'd be best if <regex> can be avoided. (llvm has llvm/Support/Regex.h)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D85705/new/

https://reviews.llvm.org/D85705



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