r271210 - in /trunk/gcc: ChangeLog testsuite/Ch...

[marxin@gcc.gnu.org]

Author: marxin
Date: Wed May 15 12:58:53 2019
New Revision: 271210

URL: https://gcc.gnu.org/viewcvs?rev=271210&root=gcc&view=rev
Log:
Check for overflow in tree-switch-conversion (PR middle-end/90478).

2019-05-15  Martin Liska  <mliska@suse.cz>

	PR middle-end/90478
	* tree-switch-conversion.c (jump_table_cluster::can_be_handled):
	Check for overflow.
2019-05-15  Martin Liska  <mliska@suse.cz>

	PR middle-end/90478
	* gcc.dg/tree-ssa/pr90478-2.c: New test.
	* gcc.dg/tree-ssa/pr90478.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr90478-2.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr90478.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-switch-conversion.c