gcc/
commit52abe71d6c299138957d3a4ee2d8ccf3778b9469
authorbergner <bergner@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 4 Apr 2018 15:35:03 +0000 (4 15:35 +0000)
committerbergner <bergner@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 4 Apr 2018 15:35:03 +0000 (4 15:35 +0000)
tree1948331ba7d6c2a0461ffe475aeb7fe317c489b1
parentd4ad98ea25739df59f1d964aa25d8c0b93164c8a
gcc/
PR rtl-optimization/84878
* ddg.c (add_cross_iteration_register_deps): Use DF_REF_BB to determine
the basic block.  Assert the use reference is not artificial and that
it has an associated insn.

gcc/testsuite/
PR rtl-optimization/84878
* gcc.target/powerpc/pr84878.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@259085 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/ddg.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.target/powerpc/pr84878.c [new file with mode: 0644]