r246023 - in /trunk/gcc: ChangeLog combine.c te...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Mar 10 07:57:45 2017
New Revision: 246023

URL: https://gcc.gnu.org/viewcvs?rev=246023&root=gcc&view=rev
Log:
	PR rtl-optimization/79909
	* combine.c (try_combine): Use simplify_replace_rtx on individual
	CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
	of the whole CALL_INSN_FUNCTION_USAGE.

	* gcc.target/powerpc/pr79909.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/powerpc/pr79909.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog