2016-02-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/69595
* match.pd: Add range test simplifications to true/false.
* gcc.dg/Warray-bounds-17.c: New testcase.
From-SVN: r233076
libgomp/
* plugin/configfrag.ac: Don't configure for offloading target if
we don't build the corresponding plugin.
* configure: Regenerate.
From-SVN: r233070
2016-02-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/69606
* tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
info on the result before moving a stmt.
* gcc.dg/torture/pr69606.c: New testcase.
From-SVN: r233069
lqarx RT and stqcx. RS are valid only with even numbered gprs. The
predicate to enforce this happens to allow a loophole, closed by this
patch.
PR target/69548
gcc/
* config/rs6000/predicates.md (quad_int_reg_operand): Don't
allow subregs.
gcc/testsuite/
* gcc.target/powerpc/pr69548.c: New test.
From-SVN: r233065
Since 4c4a180d lto has turned off flag_pic when linking a fixed
position executable. So flag_pic is zero in rs6000_file_start.
However, when we get to actually emitting code, flag_pic may be on
again. This results in undefined references to ".LCTOC1".
PR target/68662
* config/rs6000/rs6000.c (need_toc_init): New var, set it
whenever toc_label_name used.
(rs6000_file_start): Don't set up toc section here,
(rs6000_output_function_epilogue): do so here instead,
(rs6000_xcoff_file_start): and here.
* config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
(load_toc_aix_di): Likewise.
From-SVN: r233061
PR rtl-optimization/69592
* rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
(cached_nonzero_bits): Use it instead of ARITHMETIC_P.
(num_sign_bit_copies_binary_arith_p): New inline function.
(cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
* gcc.dg/pr69592.c: New test.
From-SVN: r233059
PR preprocessor/69543
PR c/69558
* c-pragma.c (handle_pragma_diagnostic): Pass input_location
instead of loc to control_warning_option.
* gcc.dg/pr69543.c: New test.
* gcc.dg/pr69558.c: New test.
From-SVN: r233058
PR tree-optimization/68580
* params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
* tree-ssa-threadbackward.c
(fsm_find_control_statement_thread_paths): Do not try to walk
through large PHI nodes.
From-SVN: r233053
PR tree-optimization/67921
* fold-const.c (split_tree): New parameters. Convert pointer
type variable part to proper type before negating.
(fold_binary_loc): Pass new arguments to split_tree.
gcc/testsuite/ChangeLog
PR tree-optimization/67921
* c-c++-common/ubsan/pr67921.c: New test.
From-SVN: r233042
2016-02-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69579
* tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
Do not propagate through abnormal PHI results.
* gcc.dg/setjmp-6.c: New testcase.
From-SVN: r233036
PR rtl-optimization/69570
* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
if there is more than one set, not if there is a single set.
* g++.dg/opt/pr69570.C: New test.
From-SVN: r233033
PR rtl-opt/69535
* combine.c (make_compound_operation): When looking through a
subreg, make sure to re-extend to the width of the outer mode.
From-SVN: r233032
PR c++/68763
* tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
function type if nothing is changing.
Co-Authored-By: Jason Merrill <jason@redhat.com>
From-SVN: r233020
2016-01-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/67564
* trans-expr.c (gfc_conv_procedure_call): For the vtable copy
subroutines, add a string length argument, when the actual
argument is an unlimited polymorphic class object.
2016-01-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/67564
* gfortran.dg/allocate_with_source_17.f03: New test.
From-SVN: r233016
PR tree-optimization/69546
* wide-int.cc (wi::divmod_internal): For unsigned division
where both operands fit into uhwi, if o1 is 1 and o0 has
msb set, if divident_prec is larger than bits per hwi,
clear another quotient word and return 2 instead of 1.
Similarly for remainder with msb in HWI set, if dividend_prec
is larger than bits per hwi.
* gcc.dg/torture/pr69546.c: New test.
From-SVN: r233012
2016-01-30 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69566
* trans-expr.c (gfc_conv_procedure_call): Correct expression
for 'ulim_copy', which was missing a test for 'comp'.
2016-01-30 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69566
* gfortran.dg/unlimited_polymorphic_25.f03: New test.
From-SVN: r233011
