PR exp/13907:

	* valprint.h (struct value_print_options) <symbol_print>: New
	field.
	* valprint.c (user_print_options): Add default for symbol_print.
	(show_symbol_print): New function.
	(generic_val_print): Respect symbol_print.
	(_initialize_valprint): Add "print symbol" setting.
	* f-valprint.c (f_val_print): Respect symbol_print.
	* c-valprint.c (c_val_print): Respect symbol_print.
	* NEWS: Update.
	* printcmd.c (print_address_symbolic): Return int.  Ignore some
	zero-size symbols.
	(print_address_demangle): Return int.
	* defs.h: (print_address_symbolic): Return int.
	* value.h (print_address_demangle): Return int.
doc
	* gdb.texinfo (Print Settings): Document 'set print symbol'.
testsuite
	* gdb.mi/mi-var-cmd.exp: Update.
	* gdb.objc/basicclass.exp (do_objc_tests): Update.
	* gdb.cp/virtbase.exp: Update.
	* gdb.cp/classes.exp (test_static_members): Update.
	* gdb.cp/casts.exp: Update.
	* gdb.base/pointers.exp: Update.
	* gdb.base/funcargs.exp (pointer_args): Update.
	(structs_by_reference): Update.
	* gdb.base/find.exp: Update.
	* gdb.base/call-strs.exp: Send "set print symbol off".
	* gdb.base/call-ar-st.exp: Update.
	* gdb.ada/fun_addr.exp: Update.
	* gdb.base/printcmds.exp (test_print_symbol): New proc.
	Call it.
	(test_print_repeats_10, test_print_strings)
	(test_print_char_arrays): Update.

1 files changed, 16 insertions, 7 deletions

diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index 523fad2..3c2d28c 100644
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -568,9 +568,10 @@ set_next_address (struct gdbarch *gdbarch, CORE_ADDR addr)
    DO_DEMANGLE controls whether to print a symbol in its native "raw" form,
    or to interpret it as a possible C++ name and convert it back to source
    form.  However note that DO_DEMANGLE can be overridden by the specific
-   settings of the demangle and asm_demangle variables.  */
+   settings of the demangle and asm_demangle variables.  Returns
+   non-zero if anything was printed; zero otherwise.  */
 
-void
+int
 print_address_symbolic (struct gdbarch *gdbarch, CORE_ADDR addr,
 			struct ui_file *stream,
 			int do_demangle, char *leadin)
@@ -589,7 +590,7 @@ print_address_symbolic (struct gdbarch *gdbarch, CORE_ADDR addr,
 			      &filename, &line, &unmapped))
     {
       do_cleanups (cleanup_chain);
-      return;
+      return 0;
     }
 
   fputs_filtered (leadin, stream);
@@ -616,6 +617,7 @@ print_address_symbolic (struct gdbarch *gdbarch, CORE_ADDR addr,
     fputs_filtered (">", stream);
 
   do_cleanups (cleanup_chain);
+  return 1;
 }
 
 /* Given an address ADDR return all the elements needed to print the
@@ -683,6 +685,13 @@ build_address_symbolic (struct gdbarch *gdbarch,
 	name_temp = SYMBOL_LINKAGE_NAME (symbol);
     }
 
+  if (msymbol != NULL
+      && MSYMBOL_SIZE (msymbol) == 0
+      && MSYMBOL_TYPE (msymbol) != mst_text
+      && MSYMBOL_TYPE (msymbol) != mst_text_gnu_ifunc
+      && MSYMBOL_TYPE (msymbol) != mst_file_text)
+    msymbol = NULL;
+
   if (msymbol != NULL)
     {
       if (SYMBOL_VALUE_ADDRESS (msymbol) > name_location || symbol == NULL)
@@ -763,10 +772,9 @@ pc_prefix (CORE_ADDR addr)
 
 /* Print address ADDR symbolically on STREAM.  Parameter DEMANGLE
    controls whether to print the symbolic name "raw" or demangled.
-   Global setting "addressprint" controls whether to print hex address
-   or not.  */
+   Return non-zero if anything was printed; zero otherwise.  */
 
-void
+int
 print_address_demangle (const struct value_print_options *opts,
 			struct gdbarch *gdbarch, CORE_ADDR addr,
 			struct ui_file *stream, int do_demangle)
@@ -778,8 +786,9 @@ print_address_demangle (const struct value_print_options *opts,
     }
   else
     {
-      print_address_symbolic (gdbarch, addr, stream, do_demangle, "");
+      return print_address_symbolic (gdbarch, addr, stream, do_demangle, "");
     }
+  return 1;
 }