r246473 - in /trunk/gcc: ChangeLog lra-assigns....

[bernds@gcc.gnu.org]

Author: bernds
Date: Sat Mar 25 01:12:04 2017
New Revision: 246473

URL: https://gcc.gnu.org/viewcvs?rev=246473&root=gcc&view=rev
Log:
	PR rtl-optimization/80160
	PR rtl-optimization/80159
	* lra-assigns.c (must_not_spill_p): Tighten new test to also take
	reg_alternate_class into account.

	* gcc.target/i386/pr80160.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr80160.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-assigns.c
    trunk/gcc/testsuite/ChangeLog