2017-03-09 Martin Liska <mliska@suse.cz>
PR ipa/79764
(chkp_narrow_size_and_offset): New function.
(chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
(void chkp_parse_bit_field_ref): New function.
(chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
(chkp_process_stmt): Use chkp_parse_bit_field_ref.
2017-03-09 Martin Liska <mliska@suse.cz>
PR ipa/79764
* g++.dg/pr79764.C: New test.
From-SVN: r245994
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.
2017-03-09 Martin Liska <mliska@suse.cz>
PR ipa/79761
* g++.dg/pr79761.C: New test.
From-SVN: r245993
PR sanitizer/79944
* asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
BUILT_IN_SYNC*, determine the access type from the size suffix and
always build a MEM_REF with that type. Handle forgotten
BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
* c-c++-common/asan/pr79944.c: New test.
From-SVN: r245991
PR c++/79900 - ICE in strip_typedefs
* tree.c (strip_typedefs): Skip the attribute handling if T is
a variant type which hasn't been updated yet.
* g++.dg/warn/Wpadded-1.C: New test.
From-SVN: r245988
PR c/79940
* gimplify.c (gimplify_omp_for): Replace index var in outer
taskloop statement with an artificial variable and add
OMP_CLAUSE_PRIVATE clause for it.
* testsuite/libgomp.c/pr79940.c: New test.
From-SVN: r245980
2017-03-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/79955
* tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
for accesses that are completely outside of the variable.
* gcc.dg/uninit-24.c: New testcase.
From-SVN: r245976
2017-03-08 Andrew Haley <aph@redhat.com>
PR tree-optimization/79943
* tree-ssa-loop-split.c (compute_new_first_bound): When
calculating the new upper bound, (END-BEG) should be added, not
subtracted.
From-SVN: r245974
2017-03-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/79920
* tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
with ncopies == 1 to ...
(vect_transform_slp_perm_load): ... here. Properly compute
all element loads by iterating VF times over the group. Do
not handle ncopies (computed in a broken way) in
vect_create_mask_and_perm.
* gcc.dg/vect/pr79920.c: New testcase.
From-SVN: r245968
PR sanitizer/79904
* internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
is a uniform vector, use uniform_vector_p return value instead of
building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
* gcc.dg/ubsan/pr79904.c: New test.
From-SVN: r245967
PR c/79834
c/
* c-parser.c (c_parser_pragma): Use error_at instead of c_parser_error
for "may only be used in compound statements" diagnostics, change it
such that the same translatable string is used for all pragmas. For
PRAGMA_OACC_WAIT use "acc wait" rather than "acc enter data" in the
diagnostics.
(c_parser_omp_cancellation_point, c_parser_omp_target_update,
c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Change
"may only be used in compound statements" diagnostics, such that the
same translatable string is used for all pragmas.
cp/
* parser.c (cp_parser_omp_cancellation_point,
cp_parser_omp_target_enter_data, cp_parser_omp_target_exit_data,
cp_parser_omp_target_update): Change "may only be used in compound
statements" diagnostics, such that the same translatable string is
used for all pragmas.
(cp_parser_pragma): Likewise. Use error_at instead of
cp_parser_error for that diagnostics.
testsuite/
* c-c++-common/goacc/pragma_context.c (f2): Adjust expected
diagnostics.
From-SVN: r245959
2017-03-07 Martin Liska <mliska@suse.cz>
PR middle-end/68270
* tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
Use array_at_struct_end_p instead of DECL_CHAIN (field).
(chkp_narrow_bounds_for_field): Likewise.
(chkp_parse_array_and_component_ref): Pass one more argument to
call.
2017-03-07 Martin Liska <mliska@suse.cz>
PR middle-end/68270
* g++.dg/pr68270.C: New test.
From-SVN: r245951
As Shmuel reported in <https://gcc.gnu.org/ml/gcc-help/2017-03/msg00009.html>,
on x86-64 small structures in automatic storage are aligned to 16 bytes.
This seems to be because of a mix-up between bits and bytes in the i386
target code.
* config/i386/i386.c (ix86_local_alignment): Align most aggregates
of 16 bytes and more to 16 bytes, not those of 16 bits and more.
From-SVN: r245949
PR c/79855
* params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
to end of description.
(PARAM_MAX_STORES_TO_MERGE): Likewise.
From-SVN: r245948
PR rtl-optimization/79901
* expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
min/max expander, expand it using expand_vec_cond_expr.
From-SVN: r245946
2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/79571
* lra-constraints.c (process_alt_operands): Claculate static
reject and subtract it from overal when there will be only address
reloads.
2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/79571
* gcc.target/i386/pr79571.c: New.
From-SVN: r245928
PR c++/79796 - ICE with NSDMI and this pointer
* call.c (build_over_call): Handle NSDMI with a 'this' by calling
replace_placeholders.
* g++.dg/cpp0x/nsdmi13.C: New test.
From-SVN: r245927
For 64-bit targets, the incoming stack of interrupt handler is aligned
to 16 bytes. Update ix86_minimum_incoming_stack_boundary to set the
incoming stack boundary of interrupt handler to 128 for 64-bit targets.
gcc/
2017-03-06 Julia Koval <julia.koval@intel.com>
PR target/79793
* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
incoming stack boundary to 128 for 64-bit targets.
gcc/testsuite/
2017-03-06 Julia Koval <julia.koval@intel.com>
PR target/79793
* gcc.target/i386/interrupt-12.c: Update scan-assembler-times
directives.
* gcc.target/i386/interrupt-13.c: Ditto.
* gcc.target/i386/interrupt-14.c: Ditto.
* gcc.target/i386/interrupt-15.c: Ditto.
From-SVN: r245926
2017-03-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/79894
* tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
to NULL after folding it.
* gcc.dg/vect/pr79887.c: New testcase.
From-SVN: r245923
