PR tree-optimization/78512 - [7 Regression] r242674 miscompiles Linux kernel

PR tree-optimization/78512 - [7 Regression] r242674 miscompiles Linux kernel

gcc/ChangeLog:

	PR tree-optimization/78512
	* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
	* config/rs6000/linux.h: Same.
	* config/rs6000/linux64.h: Same.
	* config/sol2.h: Same.
	* config/sol2.c (solaris_printf_pointer_format): Remove.
	* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
	* doc/tm.texi: Regenerate.
	* gimple-ssa-sprintf.c (format_pointer): Rempove.
	(pass_sprintf_length::compute_format_length): Return bool.
	(pass_sprintf_length::handle_gimple_call): Adjust.
	* target.def (printf_pointer_format): Remove.
	* targhooks.c (default_printf_pointer_format): Remove.
	(linux_printf_pointer_format): Same.
	* targhooks.h (default_printf_pointer_format): Remove.
	(linux_printf_pointer_format, solaris_printf_pointer_format): Same.

gcc/testsuite/ChangeLog:

	PR tree-optimization/78512
	* gcc.dg/tree-ssa/builtin-sprintf-6.c: Add test cases.
	* gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Remove test cases.

From-SVN: r242975