binutils-gdb/gdb/tui
Tom de Vries 90fcc46681 [gdb/tui] Fix Wmaybe-uninitialized warning in tui-winsource.c
When compiling with CFLAGS/CXXFLAGS="-O0 -g -Wall" and using g++ 11.0.0, we
run into:
...
src/gdb/tui/tui-winsource.c: In function \
  'void tui_update_all_breakpoint_info(breakpoint*)':
src/gdb/tui/tui-winsource.c:427:58: warning: '<unknown>' may be used \
  uninitialized [-Wmaybe-uninitialized]
  427 |   for (tui_source_window_base *win : tui_source_windows ())
      |                                                          ^
In file included from src/gdb/tui/tui-winsource.c:38:
src/gdb/tui/tui-winsource.h:236:30: note: by argument 1 of type \
  'const tui_source_windows*' to 'tui_source_window_iterator \
  tui_source_windows::begin() const' declared here
  236 |   tui_source_window_iterator begin () const
      |                              ^~~~~
src/gdb/tui/tui-winsource.c:427:58: note: '<anonymous>' declared here
  427 |   for (tui_source_window_base *win : tui_source_windows ())
      |                                                          ^
...

The warning doesn't make sense for an empty struct, PR gcc/96295 has been
filed about that.

For now, work around the warning by defining a default constructor.

Build on x86_64-linux.

gdb/ChangeLog:

2020-07-23  Tom de Vries  <tdevries@suse.de>

	PR tui/26282
	* tui/tui-winsource.h (struct tui_source_windows::tui_source_windows):
	New default constructor.
2020-07-23 13:45:46 +02:00
..
ChangeLog-1998-2003
tui-command.c Remove flickering from the TUI 2020-01-19 13:08:49 -07:00
tui-command.h TUI windows do not need to store their type 2020-02-22 11:48:37 -07:00
tui-data.c Remove tui_set_win_with_focus 2020-02-22 11:48:38 -07:00
tui-data.h Make tui_win_info::name pure virtual 2020-07-01 21:21:17 -06:00
tui-disasm.c Make some tui_source_window_base members "protected" 2020-02-22 12:57:25 -07:00
tui-disasm.h Make some tui_source_window_base members "protected" 2020-02-22 12:57:25 -07:00
tui-file.c Update copyright year range in all GDB files. 2020-01-01 10:20:53 +04:00
tui-file.h Update copyright year range in all GDB files. 2020-01-01 10:20:53 +04:00
tui-hooks.c Move event-loop.[ch] to gdbsupport/ 2020-04-13 14:10:04 -06:00
tui-hooks.h Update copyright year range in all GDB files. 2020-01-01 10:20:53 +04:00
tui-interp.c Fix crash when exiting TUI with gdb -tui 2020-06-16 18:02:20 -06:00
tui-io.c Remove tui_expand_tabs 2020-07-01 21:21:13 -06:00
tui-io.h Remove tui_expand_tabs 2020-07-01 21:21:13 -06:00
tui-layout.c Remove tui_gen_win_info 2020-07-01 21:21:17 -06:00
tui-layout.h Remove tui_gen_win_info 2020-07-01 21:21:17 -06:00
tui-out.c Update copyright year range in all GDB files. 2020-01-01 10:20:53 +04:00
tui-out.h Update copyright year range in all GDB files. 2020-01-01 10:20:53 +04:00
tui-regs.c Don't derive tui_data_item_window from tui_gen_win_info 2020-07-01 21:21:15 -06:00
tui-regs.h Don't derive tui_data_item_window from tui_gen_win_info 2020-07-01 21:21:15 -06:00
tui-source.c Change get_objfile_arch to a method on objfile 2020-04-18 08:35:04 -06:00
tui-source.h Make some tui_source_window_base members "protected" 2020-02-22 12:57:25 -07:00
tui-stack.c Move some code out of tui-data.h 2020-07-01 21:21:13 -06:00
tui-stack.h Make tui_win_info::name pure virtual 2020-07-01 21:21:17 -06:00
tui-win.c [gdb/tui,c++17] Fix NULL string_view in tui_partial_win_by_name 2020-07-06 09:54:43 +02:00
tui-win.h Remove unnecessary TUI declarations 2020-06-17 20:07:04 -06:00
tui-wingeneral.c Remove tui_gen_win_info 2020-07-01 21:21:17 -06:00
tui-wingeneral.h Remove tui_delete_invisible_windows and tui_make_all_invisible 2020-02-22 11:48:37 -07:00
tui-winsource.c Change get_objfile_arch to a method on objfile 2020-04-18 08:35:04 -06:00
tui-winsource.h [gdb/tui] Fix Wmaybe-uninitialized warning in tui-winsource.c 2020-07-23 13:45:46 +02:00
tui.c Fix crash when exiting TUI with gdb -tui 2020-06-16 18:02:20 -06:00
tui.h Fix crash when exiting TUI with gdb -tui 2020-06-16 18:02:20 -06:00