r262368 - in /trunk/gcc: ChangeLog gimple-ssa-s...

[msebor@gcc.gnu.org]

Author: msebor
Date: Wed Jul  4 02:19:35 2018
New Revision: 262368

URL: https://gcc.gnu.org/viewcvs?rev=262368&root=gcc&view=rev
Log:
PR tree-optimization/86274 - SEGFAULT when logging std::to_string(NAN)

gcc/ChangeLog:

	PR tree-optimization/86274
	* gimple-ssa-sprintf.c (fmtresult::type_max_digits): Verify
	precondition.
	(format_floating): Correct handling of infinities and NaNs.

gcc/testsuite/ChangeLog:

	PR tree-optimization/86274
	* gcc.dg/tree-ssa/builtin-sprintf-9.c: New test.
	* gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Adjust.
	* gcc.dg/tree-ssa/builtin-sprintf-warn-10.c: Same.
	* gcc.dg/tree-ssa/builtin-sprintf-warn-15.c: Same.
	* gcc.dg/tree-ssa/builtin-sprintf-warn-7.c: Same.
	* gcc.dg/tree-ssa/builtin-sprintf.c: Same.
	* gcc.dg/tree-ssa/pr83198.c: Same.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/builtin-sprintf.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-9.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-sprintf.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-1.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-10.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-15.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-7.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr83198.c