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from 0ea6bfa85f0 PR libstdc++/83226 avoid forming pointer-to-reference type new 0497bfa476b [testsuite] new 3655b66887f [ARC] Use TARGET_CANNOT_SUBSTITUTE_MEM_EQUIV. new 7904d8dc7bd [ARC] Update uses for hw-loop labels. new d89ebaa0fb3 [ARC] Don't allow the last ZOL insn to be in a delay slot. new e6d295e6c80 [ARC] Add trap instruction.

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Summary of changes: gcc/ChangeLog | 22 ++++++++++++++++++ gcc/config/arc/arc.c | 21 +++++++++++++++++ gcc/config/arc/arc.md | 11 +++++++++ gcc/testsuite/ChangeLog | 20 ++++++++++++++++ gcc/testsuite/gcc.target/arc/loop-2.cpp | 18 +++++++++++++++ gcc/testsuite/gcc.target/arc/loop-3.c | 27 ++++++++++++++++++++++ gcc/testsuite/gcc.target/arc/loop-4.c | 14 +++++++++++ gcc/testsuite/gcc.target/arc/lra-1.c | 17 ++++++++++++++ .../gcc.target/powerpc/fold-vec-abs-char-fwrapv.c | 4 ++-- .../gcc.target/powerpc/fold-vec-abs-char.c | 4 ++-- 10 files changed, 154 insertions(+), 4 deletions(-) create mode 100644 gcc/testsuite/gcc.target/arc/loop-2.cpp create mode 100644 gcc/testsuite/gcc.target/arc/loop-3.c create mode 100644 gcc/testsuite/gcc.target/arc/loop-4.c create mode 100644 gcc/testsuite/gcc.target/arc/lra-1.c