re PR fortran/48636 (Enable more inlining with -O2 and higher)
PR fortran/48636
* gcc.dg/ipa/inlinehint-2.c: New testcase.
* ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
(set_hint_predicate): New function.
(reset_inline_summary): Reset loop stride.
(remap_predicate_after_duplication): New function.
(remap_hint_predicate_after_duplication): New function.
(inline_node_duplication_hook): Update.
(dump_inline_summary): Dump stride summaries.
(estimate_function_body_sizes): Compute strides.
(remap_hint_predicate): New function.
(inline_merge_summary): Use it.
(inline_read_section): Read stride.
(inline_write_summary): Write stride.
* ipa-inline.c (want_inline_small_function_p): Handle strides.
(edge_badness): Likewise.
* ipa-inline.h (inline_hints_vals): Add stride hint.
(inline_summary): Update stride.
From-SVN: r191232