Record GDB 7.2 branch creation. Bump version number to 7.1.90.20100707-cvs.
* configure.ac, configure; Disable -Werror by default.
	* dwarf2read.c (dwarf2_const_value) <DW_form_addr>: Create a
	LOC_COMPUTED symbol.
	* dwarf2loc.c (dwarf2_evaluate_loc_desc): Set new field.
	(dwarf2_loc_desc_needs_frame): Likewise.
	(compile_dwarf_to_ax) <DW_OP_addr>: Use offset.
	* dwarf2expr.h (struct dwarf_expr_context) <offset>: New field.
	* dwarf2expr.c (execute_stack_op) <DW_OP_addr>: Use offset.
	* dwarf2-frame.c (execute_stack_op): Set 'offset' field.  Add
	'offset' argument.
	(struct dwarf2_frame_cache) <text_offset>: New field.
	(dwarf2_frame_cache): Set new field.
	(dwarf2_frame_prev_register): Update.
	(dwarf2_frame_sniffer): Update.
	(dwarf2_frame_base_sniffer): Update.
	(dwarf2_frame_find_fde): Add 'out_offset' argument.
Update GDB version number in README and version.in
GDB 7.1.90 released.
Set version to 7.1.90.20100707-cvs
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	* lib/gdb.exp (gdb_test_list_exact): New function.
	* gdb.base/default.exp (show convenience): Call it, add tests for
	$_sdata = void, $_thread = 0.
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2010-07-09  Hui Zhu  <teawater@gmail.com>

	* source.c (print_source_lines_base): Add check for noprint.
	* python/py-prettyprint.c (gdbpy_get_display_hint): Don't use
	'hint' if it is NULL.
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	* dwarf2loc.h (dwarf2_per_cu_text_offset): Declare.
	* dwarf2loc.c (find_location_expression): Use
	dwarf2_per_cu_text_offset.
	(dwarf2_evaluate_loc_desc): Likewise.
	(dwarf2_loc_desc_needs_frame): Likewise.
	(compile_dwarf_to_ax): Likewise.
	(loclist_describe_location): Likewise.
	* dwarf2read.c (dwarf2_per_cu_text_offset): New function.
	(dwarf2_per_cu_objfile): Update comment.
	* gdb.texinfo (GDB/MI Variable Objects): Remove extra 'for'.
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2010-07-13  Emmanuel Thomé  <Emmanuel.Thome@gmail.com>

	* c-valprint.c (c_val_print): Add embedded_offset to address in
	call to val_print_array_elements.

2010-07-13  Tom Tromey  <tromey@redhat.com>

	* gdb.python/py-prettyprint.c (struct arraystruct): New struct.
	(main): Use it.
	* gdb.python/py-prettyprint.exp (run_lang_tests): Add test.
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