Setting breakpoints with name mask eFunctionNameTypeBase was broken for straight C names by 220432. Get
that working again.
llvm-svn: 220602
diff --git a/lldb/source/Core/Module.cpp b/lldb/source/Core/Module.cpp
index f275528..900eea2 100644
--- a/lldb/source/Core/Module.cpp
+++ b/lldb/source/Core/Module.cpp
@@ -1710,8 +1710,9 @@
const char *name_cstr = name.GetCString();
lookup_name_type_mask = eFunctionNameTypeNone;
match_name_after_lookup = false;
- const char *base_name_start = NULL;
- const char *base_name_end = NULL;
+
+ llvm::StringRef basename;
+ llvm::StringRef context;
if (name_type_mask & eFunctionNameTypeAuto)
{
@@ -1725,18 +1726,16 @@
lookup_name_type_mask |= eFunctionNameTypeSelector;
CPPLanguageRuntime::MethodName cpp_method (name);
- llvm::StringRef basename (cpp_method.GetBasename());
+ basename = cpp_method.GetBasename();
if (basename.empty())
{
- if (CPPLanguageRuntime::StripNamespacesFromVariableName (name_cstr, base_name_start, base_name_end))
+ if (CPPLanguageRuntime::ExtractContextAndIdentifier (name_cstr, context, basename))
lookup_name_type_mask |= (eFunctionNameTypeMethod | eFunctionNameTypeBase);
else
lookup_name_type_mask = eFunctionNameTypeFull;
}
else
{
- base_name_start = basename.data();
- base_name_end = base_name_start + basename.size();
lookup_name_type_mask |= (eFunctionNameTypeMethod | eFunctionNameTypeBase);
}
}
@@ -1751,9 +1750,7 @@
CPPLanguageRuntime::MethodName cpp_method (name);
if (cpp_method.IsValid())
{
- llvm::StringRef basename (cpp_method.GetBasename());
- base_name_start = basename.data();
- base_name_end = base_name_start + basename.size();
+ basename = cpp_method.GetBasename();
if (!cpp_method.GetQualifiers().empty())
{
@@ -1766,12 +1763,9 @@
}
else
{
- if (!CPPLanguageRuntime::StripNamespacesFromVariableName (name_cstr, base_name_start, base_name_end))
- {
- lookup_name_type_mask &= ~(eFunctionNameTypeMethod | eFunctionNameTypeBase);
- if (lookup_name_type_mask == eFunctionNameTypeNone)
- return;
- }
+ // If the CPP method parser didn't manage to chop this up, try to fill in the base name if we can.
+ // If a::b::c is passed in, we need to just look up "c", and then we'll filter the result later.
+ CPPLanguageRuntime::ExtractContextAndIdentifier (name_cstr, context, basename);
}
}
@@ -1786,16 +1780,13 @@
}
}
- if (base_name_start &&
- base_name_end &&
- base_name_start != name_cstr &&
- base_name_start < base_name_end)
+ if (!basename.empty())
{
// The name supplied was a partial C++ path like "a::count". In this case we want to do a
// lookup on the basename "count" and then make sure any matching results contain "a::count"
// so that it would match "b::a::count" and "a::count". This is why we set "match_name_after_lookup"
// to true
- lookup_name.SetCStringWithLength(base_name_start, base_name_end - base_name_start);
+ lookup_name.SetString(basename);
match_name_after_lookup = true;
}
else
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
index 96efd33..aee1952 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -3197,13 +3197,13 @@
if (m_apple_names_ap.get())
{
const char *name_cstr = name.GetCString();
- const char *base_name_start;
- const char *base_name_end = NULL;
+ llvm::StringRef basename;
+ llvm::StringRef context;
- if (!CPPLanguageRuntime::StripNamespacesFromVariableName(name_cstr, base_name_start, base_name_end))
- base_name_start = name_cstr;
+ if (!CPPLanguageRuntime::ExtractContextAndIdentifier(name_cstr, context, basename))
+ basename = name_cstr;
- m_apple_names_ap->FindByName (base_name_start, die_offsets);
+ m_apple_names_ap->FindByName (basename.data(), die_offsets);
}
}
else
diff --git a/lldb/source/Target/CPPLanguageRuntime.cpp b/lldb/source/Target/CPPLanguageRuntime.cpp
index c928912..082a485 100644
--- a/lldb/source/Target/CPPLanguageRuntime.cpp
+++ b/lldb/source/Target/CPPLanguageRuntime.cpp
@@ -11,6 +11,8 @@
#include <string.h>
+#include "llvm/ADT/StringRef.h"
+
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/UniqueCStringMap.h"
#include "lldb/Target/ExecutionContext.h"
@@ -190,19 +192,15 @@
}
bool
-CPPLanguageRuntime::StripNamespacesFromVariableName (const char *name, const char *&base_name_start, const char *&base_name_end)
+CPPLanguageRuntime::ExtractContextAndIdentifier (const char *name, llvm::StringRef &context, llvm::StringRef &identifier)
{
- static RegularExpression g_basename_regex("([A-Za-z_][A-Za-z_0-9]*::)+([A-Za-z_][A-Za-z_0-9]*)$");
- RegularExpression::Match match(2);
+ static RegularExpression g_basename_regex("^(([A-Za-z_][A-Za-z_0-9]*::)*)([A-Za-z_][A-Za-z_0-9]*)$");
+ RegularExpression::Match match(4);
if (g_basename_regex.Execute (name, &match))
{
- llvm::StringRef basename;
- if (match.GetMatchAtIndex(name, 2, basename))
- {
- base_name_start = basename.data();
- base_name_end = base_name_start + basename.size();
- return true;
- }
+ match.GetMatchAtIndex(name, 1, context);
+ match.GetMatchAtIndex(name, 3, identifier);
+ return true;
}
return false;
}