daily update
	* ldexp.c: Add LOG2CEIL() builtin function to linker script language
	* ldgram.y: Likewise
	* ldlex.l: Likewise
	* NEWS: Mention the new feature.
	* ld.texinfo: Document the new feature.

	* ld-scripts/log2.exp: New: Run the new log2 test.
	* ld-scripts/log2.s: Source for the new test.
	* ld-scripts/log2.t: Linker script for new test.
2013-08-15  Muhammad Bilal  <mbilal@codesourcery.com>

	PR cli/15841
	* top.c (quit_force): Skip writing history file
	if input is not from terminal.
Drop redundant entry
	* generic/gdbtk-cmds.c (gdb_search): Update for symbol
	searching API update in gdb.