Janus Weil [Mon, 1 May 2017 10:51:22 +0000 (12:51 +0200)]
backport: re PR fortran/80392 ([OOP] ICE with allocatable polymorphic function result in a procedure pointer component)
2017-05-01 Janus Weil <janus@gcc.gnu.org>
Backport from trunk
PR fortran/80392
* trans-types.c (gfc_get_derived_type): Prevent an infinite loop when
building a derived type that includes a procedure pointer component
with a polymorphic result.
2017-05-01 Janus Weil <janus@gcc.gnu.org>
Backport from trunk
PR fortran/80392
* gfortran.dg/proc_ptr_comp_49.f90: New test case.
Bill Schmidt [Wed, 12 Apr 2017 13:45:27 +0000 (13:45 +0000)]
backport: re PR target/80376 (Some vec_xxpermdi usage lead to ICE)
2017-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline
2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/80376
PR target/80315
* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
CONST0_RTX (mode) rather than const0_rtx where appropriate.
(rs6000_expand_binop_builtin): Likewise.
(rs6000_expand_ternop_builtin): Likewise; also add missing
vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
vshasigma built-ins.
* doc/extend.texi: Document that vec_xxpermdi's third argument
must be a constant.
Martin Jambor [Tue, 11 Apr 2017 13:31:16 +0000 (15:31 +0200)]
[PR 77333] Fixup fntypes of gimple calls of clones
2017-04-11 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2017-03-30 Martin Jambor <mjambor@suse.cz>
PR ipa/77333
* cgraph.h (cgraph_build_function_type_skip_args): Declare.
* cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
it reflects the signature changes performed at the callee side.
* cgraphclones.c (build_function_type_skip_args): Make public, renamed
to cgraph_build_function_type_skip_args.
(build_function_decl_skip_args): Adjust call to the above function.
Uros Bizjak [Sat, 25 Mar 2017 19:47:14 +0000 (20:47 +0100)]
re PR target/80180 (Incorrect codegen from rdseed intrinsic use (CVE-2017-11671))
PR target/80180
* config/i386/i386.c (ix86_expand_builtin)
<IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
flags reg setting and flags reg using instructions.
<IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
clobbering instructions to zero extend op2.
Martin Liska [Wed, 22 Mar 2017 14:59:44 +0000 (15:59 +0100)]
Backport r245647
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-02-22 Martin Liska <mliska@suse.cz>
PR lto/79587
* data-streamer-in.c (streamer_read_gcov_count): Remove assert.
* data-streamer-out.c (streamer_write_gcov_count_stream):
Likewise.
* value-prof.c (stream_out_histogram_value): Make assert more
precise based on type of counter.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-02-22 Martin Liska <mliska@suse.cz>
PR lto/79587
* gcc.dg/tree-prof/pr79587.c: New test.
Martin Liska [Wed, 22 Mar 2017 12:32:56 +0000 (13:32 +0100)]
Backport r246321
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-21 Martin Liska <mliska@suse.cz>
PR gcov-profile/80081
* Makefile.in: Add gcov-dump and fix installation of gcov-tool.
* doc/gcc.texi: Include gcov-dump stuff.
* doc/gcov-dump.texi: New file.
Martin Liska [Wed, 22 Mar 2017 12:32:17 +0000 (13:32 +0100)]
Backport r246276
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-20 Martin Liska <mliska@suse.cz>
PR middle-end/79753
* tree-chkp.c (chkp_build_returned_bound): Do not build
returned bounds for a LHS that's not a BOUNDED_P type.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-20 Martin Liska <mliska@suse.cz>
PR middle-end/79753
* gcc.target/i386/mpx/pr79753.c: New test.
Martin Liska [Wed, 22 Mar 2017 12:31:04 +0000 (13:31 +0100)]
Backport r246098
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-13 Martin Liska <mliska@suse.cz>
PR middle-end/78339
* ipa-pure-const.c (warn_function_noreturn): If the declarations
is a CHKP clone, use original declaration.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-13 Martin Liska <mliska@suse.cz>
PR middle-end/78339
* gcc.target/i386/mpx/pr78339.c: New test.
* toplev.c (process_options): Enable MPX with LSAN and UBSAN.
* tree-chkp.c (chkp_walk_pointer_assignments): Verify that
FIELD != NULL.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2016-06-13 Martin Liska <mliska@suse.cz>
PR sanitizer/71458
* gcc.target/i386/pr71458.c: New test.
Martin Liska [Wed, 22 Mar 2017 12:29:56 +0000 (13:29 +0100)]
Backport r245998
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-09 Martin Liska <mliska@suse.cz>
PR tree-optimization/79631
* tree-chkp-opt.c (chkp_is_constant_addr): Call
tree_int_cst_sign_bit just for INTEGER constants.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-09 Martin Liska <mliska@suse.cz>
PR tree-optimization/79631
* gcc.target/i386/mpx/pr79631.c: New test.
Martin Liska [Wed, 22 Mar 2017 12:29:36 +0000 (13:29 +0100)]
Backport r245993
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-09 Martin Liska <mliska@suse.cz>
PR ipa/79761
* tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
(chkp_find_bounds_1): Remove gcc_unreachable.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-09 Martin Liska <mliska@suse.cz>
Martin Liska [Wed, 22 Mar 2017 12:28:50 +0000 (13:28 +0100)]
Backport r245869
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/79803
* tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
assert.
(pass_loop_prefetch::execute): Disabled optimization if an
assumption about L1 cache size is not met.
2017-03-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-03-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/79803
* gcc.dg/tree-ssa/pr79803.c: New test.
Jonathan Wakely [Fri, 17 Mar 2017 19:28:42 +0000 (19:28 +0000)]
Backport <codecvt> fixes from trunk
Fix alignment bugs in std::codecvt_utf16
* src/c++11/codecvt.cc (range): Add non-type template parameter and
define oerloaded operators for reading and writing code units.
(range<Elem, false>): Define partial specialization for accessing
wide characters in potentially unaligned byte ranges.
(ucs2_span(const char16_t*, const char16_t*, ...))
(ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
to range<const char16_t, false> in order to avoid unaligned reads.
(__codecvt_utf16_base<char16_t>::do_out)
(__codecvt_utf16_base<char32_t>::do_out)
(__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
unaligned data to avoid unaligned writes.
(__codecvt_utf16_base<char16_t>::do_in)
(__codecvt_utf16_base<char32_t>::do_in)
(__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
error if there are unprocessable trailing bytes.
(__codecvt_utf16_base<char16_t>::do_length)
(__codecvt_utf16_base<char32_t>::do_length)
(__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
range<const char16_t, false> to span functions.
* testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
PR libstdc++/80041 fix codecvt_utf16<wchar_t> to use UTF-16 not UTF-8
PR libstdc++/80041
* src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
(__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
char16_t to work with UTF-16 instead of UTF-8.
* testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
Fix encoding() and max_length() values for codecvt facets
* src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
(codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
(__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
(__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
(__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
(__codecvt_utf8_utf16_base<char32_t>)
(__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
do_max_length() return values.
* testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
* testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
PR libstdc++/79980
* include/bits/locale_conv.h (__do_str_codecvt): Set __count on
error path.
* src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
for manipulating codecvt_mode values.
(read_utf16_bom): Compare input to BOM constants instead of integral
constants that depend on endianness. Take mode parameter by
reference and adjust it, to distinguish between no BOM present and
UTF-16BE BOM present.
(ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
(surrogates): New enumeration type.
(utf16_in, utf16_out): Add surrogates parameter to choose between
UTF-16 and UCS2 behaviour.
(utf16_span, ucs2_span): Use std::min not std::max.
(ucs2_out): Use std::min not std::max. Disallow surrogate pairs.
(ucs2_in): Likewise. Adjust calls to read_utf16_bom.
* testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
* testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
PR libstdc++/79511 fix endianness of UTF-16 data
PR libstdc++/79511
* src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
as a surrogate pair.
(__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
for internal representation.
(__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
re PR libstdc++/80034 (unqualified calls to std::distance in std::list::sort)
PR libstdc++/80034
* include/bits/list.tcc (merge(list&&)): Use const for the size_t
in the function and in the catch-block, qualify uses of std::distance.
(merge(list&&, _StrictWeakOrdering)): Likewise.
* testsuite/23_containers/list/operations/80034.cc: New.
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