[Lldb-commits] [lldb] Revert "[LLDB][DWARF] Add an option to silence unsupported DW_FORM warnings" (PR #106765)

[Walter Erquinigo via lldb-commits]

https://github.com/walter-erquinigo created https://github.com/llvm/llvm-project/pull/106765

Reverts llvm/llvm-project#106609

>From c6ff3f00afa70a47853af3e420aa8a99f76db3a9 Mon Sep 17 00:00:00 2001
From: Walter Erquinigo <a20012251 at gmail.com>
Date: Fri, 30 Aug 2024 13:17:47 -0400
Subject: [PATCH] =?UTF-8?q?Revert=20"[LLDB][DWARF]=20Add=20an=20option=20t?=
 =?UTF-8?q?o=20silence=20unsupported=20DW=5FFORM=20warnings=20(=E2=80=A6"?=
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This reverts commit 9aa25b8c15c99d8e717121837a2559801e311e2d.
---
 .../SymbolFile/DWARF/SymbolFileDWARF.cpp      | 30 +++++++------------
 .../DWARF/SymbolFileDWARFProperties.td        |  4 ---
 2 files changed, 11 insertions(+), 23 deletions(-)

diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
index 2af6dc880842a4..ff44329d081caa 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -87,7 +87,7 @@
 #include <cctype>
 #include <cstring>
 
-// #define ENABLE_DEBUG_PRINTF // COMMENT OUT THIS LINE PRIOR TO CHECKIN
+//#define ENABLE_DEBUG_PRINTF // COMMENT OUT THIS LINE PRIOR TO CHECKIN
 
 #ifdef ENABLE_DEBUG_PRINTF
 #include <cstdio>
@@ -129,11 +129,6 @@ class PluginProperties : public Properties {
   bool IgnoreFileIndexes() const {
     return GetPropertyAtIndexAs<bool>(ePropertyIgnoreIndexes, false);
   }
-
-  bool EmitUnsupportedDWFormValueWarning() const {
-    return GetPropertyAtIndexAs<bool>(
-        ePropertyEmitUnsupportedDWFormValueWarning, true);
-  }
 };
 
 } // namespace
@@ -629,14 +624,12 @@ uint32_t SymbolFileDWARF::CalculateAbilities() {
       llvm::DWARFDebugAbbrev *abbrev = DebugAbbrev();
       std::set<dw_form_t> unsupported_forms = GetUnsupportedForms(abbrev);
       if (!unsupported_forms.empty()) {
-        if (GetGlobalPluginProperties().EmitUnsupportedDWFormValueWarning()) {
-          StreamString error;
-          error.Printf("unsupported DW_FORM value%s:",
-                       unsupported_forms.size() > 1 ? "s" : "");
-          for (auto form : unsupported_forms)
-            error.Printf(" %#x", form);
-          m_objfile_sp->GetModule()->ReportWarning("{0}", error.GetString());
-        }
+        StreamString error;
+        error.Printf("unsupported DW_FORM value%s:",
+                     unsupported_forms.size() > 1 ? "s" : "");
+        for (auto form : unsupported_forms)
+          error.Printf(" %#x", form);
+        m_objfile_sp->GetModule()->ReportWarning("{0}", error.GetString());
         return 0;
       }
 
@@ -1777,17 +1770,16 @@ SymbolFileDWARF *SymbolFileDWARF::GetDIERefSymbolFile(const DIERef &die_ref) {
     return this;
 
   if (file_index) {
-    // We have a SymbolFileDWARFDebugMap, so let it find the right file
+      // We have a SymbolFileDWARFDebugMap, so let it find the right file
     if (SymbolFileDWARFDebugMap *debug_map = GetDebugMapSymfile())
       return debug_map->GetSymbolFileByOSOIndex(*file_index);
-
+    
     // Handle the .dwp file case correctly
     if (*file_index == DIERef::k_file_index_mask)
       return GetDwpSymbolFile().get(); // DWP case
 
     // Handle the .dwo file case correctly
-    return DebugInfo()
-        .GetUnitAtIndex(*die_ref.file_index())
+    return DebugInfo().GetUnitAtIndex(*die_ref.file_index())
         ->GetDwoSymbolFile(); // DWO case
   }
   return this;
@@ -3629,7 +3621,7 @@ VariableSP SymbolFileDWARF::ParseVariableDIE(const SymbolContext &sc,
     lldb::addr_t location_DW_OP_addr = LLDB_INVALID_ADDRESS;
     if (!location_is_const_value_data) {
       bool op_error = false;
-      const DWARFExpression *location = location_list.GetAlwaysValidExpr();
+      const DWARFExpression* location = location_list.GetAlwaysValidExpr();
       if (location)
         location_DW_OP_addr =
             location->GetLocation_DW_OP_addr(location_form.GetUnit(), op_error);
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFProperties.td b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFProperties.td
index 0f980a514b6720..2f1ce88808b763 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFProperties.td
+++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFProperties.td
@@ -5,8 +5,4 @@ let Definition = "symbolfiledwarf" in {
     Global,
     DefaultFalse,
     Desc<"Ignore indexes present in the object files and always index DWARF manually.">;
-  def EmitUnsupportedDWFormValueWarning: Property<"emit-unsupported-dwform-value", "Boolean">,
-    Global,
-    DefaultTrue,
-    Desc<"Emit warnings about unsupported DW_Form values.">;
 }