[PATCH] D22984: [lldb][tsan] Avoid some string copies (NFC)

[Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL277347: [lldb][tsan] Avoid a string copy (NFC) (authored by vedantk).

Changed prior to commit:
  https://reviews.llvm.org/D22984?vs=66208&id=66325#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D22984

Files:
  lldb/trunk/source/Plugins/InstrumentationRuntime/ThreadSanitizer/ThreadSanitizerRuntime.cpp

Index: lldb/trunk/source/Plugins/InstrumentationRuntime/ThreadSanitizer/ThreadSanitizerRuntime.cpp
===================================================================
--- lldb/trunk/source/Plugins/InstrumentationRuntime/ThreadSanitizer/ThreadSanitizerRuntime.cpp
+++ lldb/trunk/source/Plugins/InstrumentationRuntime/ThreadSanitizer/ThreadSanitizerRuntime.cpp
@@ -273,7 +273,7 @@
 )";
 
 static StructuredData::Array *
-CreateStackTrace(ValueObjectSP o, std::string trace_item_name = ".trace") {
+CreateStackTrace(ValueObjectSP o, const std::string &trace_item_name = ".trace") {
     StructuredData::Array *trace = new StructuredData::Array();
     ValueObjectSP trace_value_object = o->GetValueForExpressionPath(trace_item_name.c_str());
     for (int j = 0; j < 8; j++) {
@@ -286,7 +286,7 @@
 }
 
 static StructuredData::Array *
-ConvertToStructuredArray(ValueObjectSP return_value_sp, std::string items_name, std::string count_name, std::function <void(ValueObjectSP o, StructuredData::Dictionary *dict)> const &callback)
+ConvertToStructuredArray(ValueObjectSP return_value_sp, const std::string &items_name, const std::string &count_name, std::function <void(ValueObjectSP o, StructuredData::Dictionary *dict)> const &callback)
 {
     StructuredData::Array *array = new StructuredData::Array();
     unsigned int count = return_value_sp->GetValueForExpressionPath(count_name.c_str())->GetValueAsUnsigned(0);
@@ -303,7 +303,7 @@
 }
 
 static std::string
-RetrieveString(ValueObjectSP return_value_sp, ProcessSP process_sp, std::string expression_path)
+RetrieveString(ValueObjectSP return_value_sp, ProcessSP process_sp, const std::string &expression_path)
 {
     addr_t ptr = return_value_sp->GetValueForExpressionPath(expression_path.c_str())->GetValueAsUnsigned(0);
     std::string str;
@@ -785,7 +785,7 @@
 }
 
 static std::string
-GenerateThreadName(std::string path, StructuredData::Object *o, StructuredData::ObjectSP main_info) {
+GenerateThreadName(const std::string &path, StructuredData::Object *o, StructuredData::ObjectSP main_info) {
     std::string result = "additional information";
     
     if (path == "mops") {
@@ -837,7 +837,7 @@
 }
 
 static void
-AddThreadsForPath(std::string path, ThreadCollectionSP threads, ProcessSP process_sp, StructuredData::ObjectSP info)
+AddThreadsForPath(const std::string &path, ThreadCollectionSP threads, ProcessSP process_sp, StructuredData::ObjectSP info)
 {
     info->GetObjectForDotSeparatedPath(path)->GetAsArray()->ForEach([process_sp, threads, path, info] (StructuredData::Object *o) -> bool {
         std::vector<lldb::addr_t> pcs;


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