Add obj_section::contains method

I noticed a number of spots checking whether an address is in an
obj_section.  This patch introduces a new method for this and changes
some code to use it.

Regression tested on x86-64 Fedora 38.

Approved-By: Andrew Burgess <aburgess@redhat.com>

gdb/minsyms.c

@@ -716,7 +716,7 @@ frob_address (struct objfile *objfile, CORE_ADDR pc,
 {
   for (obj_section *iter : objfile->sections ())
     {
-      if (pc >= iter->addr () && pc < iter->endaddr ())
+      if (iter->contains (pc))
 	{
 	  *unrel_addr = unrelocated_addr (pc - iter->offset ());
 	  return 1;

gdb/objfiles.c

@@ -1213,7 +1213,7 @@ is_addr_in_objfile (CORE_ADDR addr, const struct objfile *objfile)
       if (section_is_overlay (osect) && !section_is_mapped (osect))
 	continue;
 
-      if (osect->addr () <= addr && addr < osect->endaddr ())
+      if (osect->contains (addr))
 	return true;
     }
   return false;

gdb/objfiles.h

@@ -394,6 +394,12 @@ struct obj_section
     return this->addr () + bfd_section_size (this->the_bfd_section);
   }
 
+  /* True if ADDR is in this obj_section, false otherwise.  */
+  bool contains (CORE_ADDR addr) const
+  {
+    return addr >= this->addr () && addr < endaddr ();
+  }
+
   /* BFD section pointer */
   struct bfd_section *the_bfd_section;
 

gdb/printcmd.c

@@ -1499,7 +1499,7 @@ info_symbol_command (const char *arg, int from_tty)
 
 	sect_addr = overlay_mapped_address (addr, osect);
 
-	if (osect->addr () <= sect_addr && sect_addr < osect->endaddr ()
+	if (osect->contains (sect_addr)
 	    && (msymbol
 		= lookup_minimal_symbol_by_pc_section (sect_addr,
 						       osect).minsym))

gdb/symfile.c

@@ -3085,8 +3085,7 @@ pc_in_mapped_range (CORE_ADDR pc, struct obj_section *section)
 {
   if (section_is_overlay (section))
     {
-      if (section->addr () <= pc
+      if (section->contains (pc))
-	  && pc < section->endaddr ())
 	return true;
     }