-- Zusammenführen von r43183 in ».«:

U    compiler/dbgdwarf.pas
-- Aufzeichnung der Informationen für Zusammenführung von r43183 in ».«:
 U   .
-- Zusammenführen von r47286 in ».«:
U    compiler/symdef.pas
-- Aufzeichnung der Informationen für Zusammenführung von r47286 in ».«:
 G   .
-- Zusammenführen von r44070 in ».«:
U    rtl/objpas/sysutils/sysstr.inc
-- Aufzeichnung der Informationen für Zusammenführung von r44070 in ».«:
 G   .

git-svn-id: branches/fixes_3_2@47912 -

compiler/dbgdwarf.pas

@@ -4401,15 +4401,21 @@ implementation
           else
             append_entry(DW_TAG_structure_type,true,[]);
           append_attribute(DW_AT_byte_size,DW_FORM_udata,[tobjectsymtable(def.symtable).datasize]);
-          // The pointer to the class-structure is hidden. The debug-information
-          // does not contain an implicit pointer, but the data-adress is dereferenced here.
-          // In case of a nil-pointer, report the class as being unallocated.
-          append_block1(DW_AT_allocated,2);
-          current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_push_object_address)));
-          current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_deref)));
-          append_block1(DW_AT_data_location,2);
-          current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_push_object_address)));
-          current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_deref)));
+          { an old style object and a cpp class are accessed directly, so we do not need DW_AT_allocated and DW_AT_data_location tags,
+            see issue #36017 }
+          if not(is_object(def) or is_cppclass(def)) then
+            begin
+              { The pointer to the class-structure is hidden. The debug-information
+                does not contain an implicit pointer, but the data-adress is dereferenced here.
+                In case of a nil-pointer, report the class as being unallocated.
+              }
+              append_block1(DW_AT_allocated,2);
+              current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_push_object_address)));
+              current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_deref)));
+              append_block1(DW_AT_data_location,2);
+              current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_push_object_address)));
+              current_asmdata.asmlists[al_dwarf_info].concat(tai_const.create_8bit(ord(DW_OP_deref)));
+            end;
           finish_entry;
         end;
 

compiler/symdef.pas

@@ -170,6 +170,7 @@ interface
           constructor ppuload(ppufile:tcompilerppufile);
           function getcopy : tstoreddef;override;
           function GetTypeName:string;override;
+          function alignment : shortint;override;
           { do not override this routine in platform-specific subclasses,
             override ppuwrite_platform instead }
           procedure ppuwrite(ppufile:tcompilerppufile);override;final;
@@ -3292,6 +3293,12 @@ implementation
       end;
 
 
+    function tvariantdef.alignment: shortint;
+      begin
+        result:=search_system_type('TVARDATA').typedef.alignment;
+      end;
+
+
     procedure tvariantdef.ppuwrite(ppufile:tcompilerppufile);
       begin
          inherited ppuwrite(ppufile);

rtl/objpas/sysutils/sysstr.inc

@@ -1268,7 +1268,18 @@ Begin
   P:=Pos(FormatSettings.DecimalSeparator,S);
   If (P<>0) Then
     S[P] := '.';
-  Val(trim(S),Value,E);
+  try
+    Val(trim(S),Value,E);
+  { on x87, a floating point exception may be pending in case of an invalid
+    input value -> trigger it now }
+{$if defined(cpui386) or (defined(cpux86_64) and not(defined(win64))) or defined(cpui8086)}
+    asm
+      fwait
+    end;
+{$endif}
+  except
+    E:=1;
+  end;
   Result:=(E=0);
 End;
 
@@ -1328,7 +1339,7 @@ Begin
     end;
   { on x87, a floating point exception may be pending in case of an invalid
     input value -> trigger it now }
-{$ifdef cpux86}
+{$if defined(cpui386) or (defined(cpux86_64) and not(defined(win64))) or defined(cpui8086)}
     asm
       fwait
     end;