[Lldb-commits] [PATCH] D73191: Only match mangled name in full-name function lookup (with accelerators)

Pavel Labath via Phabricator via lldb-commits lldb-commits at lists.llvm.org
Tue Jan 28 03:28:07 PST 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rG1b1276688300: [lldb/DWARF] Only match mangled name in full-name function lookup (with… (authored by jarin, committed by labath).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D73191/new/

https://reviews.llvm.org/D73191

Files:
  lldb/source/Plugins/SymbolFile/DWARF/DWARFIndex.cpp
  lldb/test/Shell/SymbolFile/DWARF/find-basic-function.cpp


Index: lldb/test/Shell/SymbolFile/DWARF/find-basic-function.cpp
===================================================================
--- lldb/test/Shell/SymbolFile/DWARF/find-basic-function.cpp
+++ lldb/test/Shell/SymbolFile/DWARF/find-basic-function.cpp
@@ -10,6 +10,10 @@
 // RUN:   FileCheck --check-prefix=FULL %s
 // RUN: lldb-test symbols --name=_Z3fooi --find=function --function-flags=full %t | \
 // RUN:   FileCheck --check-prefix=FULL-MANGLED %s
+// RUN: lldb-test symbols --name=_ZN3bar3baz3fooEv --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-NAMESPACE %s
+// RUN: lldb-test symbols --name=_ZN4sbar3fooEi --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-METHOD %s
 // RUN: lldb-test symbols --name=foo --context=context --find=function --function-flags=base %t | \
 // RUN:   FileCheck --check-prefix=CONTEXT %s
 // RUN: lldb-test symbols --name=not_there --find=function %t | \
@@ -21,9 +25,13 @@
 // RUN: lldb-test symbols --name=foo --find=function --function-flags=method %t | \
 // RUN:   FileCheck --check-prefix=METHOD %s
 // RUN: lldb-test symbols --name=foo --find=function --function-flags=full %t | \
-// RUN:   FileCheck --check-prefix=FULL-INDEXED %s
+// RUN:   FileCheck --check-prefix=FULL %s
 // RUN: lldb-test symbols --name=_Z3fooi --find=function --function-flags=full %t | \
 // RUN:   FileCheck --check-prefix=FULL-MANGLED %s
+// RUN: lldb-test symbols --name=_ZN3bar3baz3fooEv --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-NAMESPACE %s
+// RUN: lldb-test symbols --name=_ZN4sbar3fooEi --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-METHOD %s
 // RUN: lldb-test symbols --name=foo --context=context --find=function --function-flags=base %t | \
 // RUN:   FileCheck --check-prefix=CONTEXT %s
 // RUN: lldb-test symbols --name=not_there --find=function %t | \
@@ -37,9 +45,13 @@
 // RUN: lldb-test symbols --name=foo --find=function --function-flags=method %t | \
 // RUN:   FileCheck --check-prefix=METHOD %s
 // RUN: lldb-test symbols --name=foo --find=function --function-flags=full %t | \
-// RUN:   FileCheck --check-prefix=FULL-INDEXED %s
+// RUN:   FileCheck --check-prefix=FULL %s
 // RUN: lldb-test symbols --name=_Z3fooi --find=function --function-flags=full %t | \
 // RUN:   FileCheck --check-prefix=FULL-MANGLED %s
+// RUN: lldb-test symbols --name=_ZN3bar3baz3fooEv --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-NAMESPACE %s
+// RUN: lldb-test symbols --name=_ZN4sbar3fooEi --find=function --function-flags=full %t | \
+// RUN:   FileCheck --check-prefix=FULL-MANGLED-METHOD %s
 // RUN: lldb-test symbols --name=foo --context=context --find=function --function-flags=base %t | \
 // RUN:   FileCheck --check-prefix=CONTEXT %s
 // RUN: lldb-test symbols --name=not_there --find=function %t | \
@@ -58,20 +70,17 @@
 // METHOD-DAG: name = "sbar::foo(int)", mangled = "_ZN4sbar3fooEi"
 // METHOD-DAG: name = "ffbar()::sbaz::foo()", mangled = "_ZZ5ffbarvEN4sbaz3fooEv"
 
-// FULL-INDEXED: Found 7 functions:
-// FULL-INDEXED-DAG: name = "foo()", mangled = "_Z3foov"
-// FULL-INDEXED-DAG: name = "foo(int)", mangled = "_Z3fooi"
-// FULL-INDEXED-DAG: name = "bar::foo()", mangled = "_ZN3bar3fooEv"
-// FULL-INDEXED-DAG: name = "bar::baz::foo()", mangled = "_ZN3bar3baz3fooEv"
-// FULL-INDEXED-DAG: name = "sbar::foo()", mangled = "_ZN4sbar3fooEv"
-// FULL-INDEXED-DAG: name = "sbar::foo(int)", mangled = "_ZN4sbar3fooEi"
-// FULL-INDEXED-DAG: name = "ffbar()::sbaz::foo()", mangled = "_ZZ5ffbarvEN4sbaz3fooEv"
-
 // FULL: Found 0 functions:
 
 // FULL-MANGLED: Found 1 functions:
 // FULL-MANGLED-DAG: name = "foo(int)", mangled = "_Z3fooi"
 
+// FULL-MANGLED-NAMESPACE: Found 1 functions:
+// FULL-MANGLED-NAMESPACE-DAG: name = "bar::baz::foo()", mangled = "_ZN3bar3baz3fooEv"
+
+// FULL-MANGLED-METHOD: Found 1 functions:
+// FULL-MANGLED-METHOD-DAG: name = "sbar::foo(int)", mangled = "_ZN4sbar3fooEi"
+
 // CONTEXT: Found 1 functions:
 // CONTEXT-DAG: name = "bar::foo()", mangled = "_ZN3bar3fooEv"
 
Index: lldb/source/Plugins/SymbolFile/DWARF/DWARFIndex.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/DWARFIndex.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/DWARFIndex.cpp
@@ -39,8 +39,8 @@
   if (!SymbolFileDWARF::DIEInDeclContext(&parent_decl_ctx, die))
     return;
 
-  // In case of a full match, we just insert everything we find.
-  if (name_type_mask & eFunctionNameTypeFull) {
+  // In case of a full match, we insert functions with a matching mangled name.
+  if (name_type_mask & eFunctionNameTypeFull && die.GetMangledName() == name) {
     dies.push_back(die);
     return;
   }


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