2008-07-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/36852
* io/list_read.c: If variable rank is zero, do not adjust the found
namelist object pointer.
From-SVN: r138072
* lib/target-supports.exp (check_effective_target_spu_auto_overlay):
New procedure.
* lib/compat.exp (compat-execute): Use it to test whether toolchain
supports automatic overlay generation for the SPU.
From-SVN: r138064
2008-07-22 Daniel Kraft <d@domob.eu>
PR fortran/29835
* io.c (error_element), (format_locus): New static globals.
(unexpected_element): Spelled out this message fully.
(next_char): Keep track of locus when not MODE_STRING.
(next_char_not_space): Remember last parsed element in error_element.
(format_lex): Fix two indentation errors.
(check_format): Use format_locus and possibly error_element for a
slightly better error message on invalid format.
(check_format_string): Set format_locus to start of the string
expression used as format.
2008-07-22 Daniel Kraft <d@domob.eu>
PR fortran/29835
* io/format.c (struct format_data): New member error_element.
(unexpected_element): Added '%c' to message.
(next_char): Keep track of last parsed character in fmt->error_element.
(format_error): If the message is unexpected_element, output the
offending character, too.
2008-07-22 Daniel Kraft <d@domob.eu>
PR fortran/29835
* gfortran.dg/fmt_error_3.f90: New test.
* gfortran.dg/fmt_error_4.f90: New test.
* gfortran.dg/fmt_error_5.f90: New test.
From-SVN: r138063
2008-07-22 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/36890
* io/file_pos.c: Declare READ_CHUNK as signed to avoid
signed/unsigned comparison warning in formatted_backspace.
From-SVN: r138050
2008-07-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28079
libcpp/
* directives.c (strtolinenum): Handle overflow.
(do_line): Give a warning if line number overflowed.
(do_linemarker): Update call to strtolinenum.
gcc/testsuite/
* gcc.dg/cpp/line6.c: New.
From-SVN: r138049
* config/spu/spu.md ("div<mode>3"): Convert into expander, move
original insn and splitter contents into ...
("*div<mode>3_fast"): ... this new pattern. Enable only if
flag_unsafe_math_optimizations. Add dummy scratch register.
("*div<mode>3_adjusted"): New insn and splitter. Enable only if
!flag_unsafe_math_optimizations. Returns number with next
highest magnitude if this is still less or equal to the true
quotient in magnitude.
From-SVN: r138036
2008-07-21 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/36773
* intrinsics/cshift0.c (cshift0): Return early if size of array
is zero.
* intrinsics/eoshift0.c (eoshift0): Return early if size of
return array is zero.
* intrinsics/eoshift2.c (eoshift2): Likewise.
* m4/eoshift1.m4 (eoshift1): Return early if size of array
is zero.
* m4/eoshift3.m4 (eoshift3): Likewise.
* m4/eoshift2.m4 (eoshift2): Return early if size of return
array is zero.
* m4/eoshift4.m4 (eoshift2): Return early if size of return
array is zero.
* generated/cshift1_16.c: Regenerated.
* generated/cshift1_4.c: Regenerated.
* generated/cshift1_8.c: Regenerated.
* generated/eoshift1_16.c: Regenerated.
* generated/eoshift1_4.c: Regenerated.
* generated/eoshift1_8.c: Regenerated.
* generated/eoshift3_16.c: Regenerated.
* generated/eoshift3_4.c: Regenerated.
* generated/eoshift3_8.c: Regenerated.
2008-07-21 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/36773
* gfortran.dg/zero_sized_5.f90: New test case.
From-SVN: r138027
2008-07-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* include/line-map.h (linenum_type): New typedef.
(struct line_map): Use it.
(SOURCE_LINE): Second arguments is a LOCATION not a LINE.
(SOURCE_COLUMN): Likewise.
* macro.c (_cpp_builtin_macro_text): Use linenum_type. Don't store
source_location values in a variable of type linenum_type.
* directives.c (struct if_stack): Use linenum_type.
(strtoul_for_line): Rename as strtolinenum.
(do_line): Use linenum_type.
(do_linemarker): Use linenum_type and strtolinenum.
(_cpp_do_file_change): Use linenum_t.
* line-map.c (linemap_add): Likewise.
(linemap_line_start): Likewise.
* traditional.c (struct fun_macro): 'line' is a source_location.
* errors.c (print_location): Use linenum_type.
* directives-only.c (_cpp_preprocess_dir_only): Likewise.
* internal.h (CPP_INCREMENT_LINE): Likewise.
* lex.c (_cpp_skip_block_comment): Use source_location.
From-SVN: r138026
2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36822
* recog.c (asm_operand_ok): Change the order of the extra
memory constraint checks.
2008-07-17 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36822
* gcc.target/s390/pr36822.c: New testcase.
From-SVN: r138022
2008-07-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/36857
* io/write_float.def: Comment out locale dependent code and fix general
comments.
From-SVN: r138021
* cgraph.c (cgraph_add_new_function): Do early local passes.
* tree-nrv.c (gate_pass_return_slot): New gate.
(pass_nrv): Add the gate.
* tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
functions.
(coalesce_ssa_name): Coalesce SSA names.
* tree-ssa-live.c (remove_unused_locals): Be more conservative when
not optimizing so unused user vars remains visible.
* common.opt (flag_tree_ter): Always enable by default.
* tree-ssa-ter.c: Include flags.h
(is_replaceable_p): Check that locations match; when aliasing is missing
be conservative about loads.
* tree-optimize.c (gate_init_datastructures): Remove.
(pass_init_datastructures): New.
* passes.c: Reorder passes so we always go into SSA.
From-SVN: r138010
* doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
* doc/invoke.texi (--combine): Likewise.
(-finline-functions-called-once): Update levels when enabled.
(-funit-at-a-time): Document new behaviour.
(-ftoplevel-reorder): Document that it is enabled -O0 and imply
-fno-section-anchors when disabled explicitly.
(inline params): They are not ignored now.
(precompiled headers): Remove unit-at-a-time as being incompatible.
* opts.c (decode_options): Handle unit-at-a-time as alias;
imply -fno-section-anchors when toplevel reorder is disabled
explicitly.
* common.opt (ftoplevel-reorder): Set default value to 2.
(funit-at-a-time): Set default value to 1.
* config/rs6000/rs6000.c (optimization_options): Set section anchors
to 2.
From-SVN: r138009
2008-07-19 Richard Guenther <rguenther@suse.de>
PR bootstrap/36864
* tree-ssa-sccvn.h (get_constant_value_id): Declare.
* tree-ssa-sccvn.c (get_constant_value_id): New function.
* tree-ssa-pre.c (get_expr_value_id): For newly created
constant value-ids make sure to add the expression to its
expression-set.
From-SVN: r137991
* include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp
(assert_node_consistent): Avoid ambiguous else warning.
* include/ext/pb_ds/detail/debug_map_base.hpp: Include <iostream>.
* include/bits/c++config: In debug-mode (and parallel-mode) set
_GLIBCXX_EXTERN_TEMPLATE to -1, not 0, thus disabling extern
templates only for basic_string (per libstdc++/21674).
* include/bits/basic_string.tcc: Use extern templates when
_GLIBCXX_EXTERN_TEMPLATE > 0.
From-SVN: r137990
PR middle-end/36877
* omp-low.c (expand_omp_atomic_fetch_op): Make sure the
return value of the builtin is ignored.
* gcc.dg/gomp/atomic-11.c: New test.
From-SVN: r137989
* doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in bits,
a C conformant malloc implementation has to provide.
* defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
ada/
* targtyps.c (get_target_default_allocator_alignment): Use it.
testsuite/
* gcc.dg/mallign.c: New test.
* gnat.dg/allocator_maxalign1.adb: New test.
* gnat.dg/test_allocator_maxalign2.adb: Main caller for ...
* gnat.dg/allocator_maxalign2.ad[bs]: New test.
From-SVN: r137984
* dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
argument, saying whether nested array are to be collapsed
into a single array type DIE with multiple subscripts.
(gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
issues, centralize the nested array types collapsing control and
disable the transformation for Ada.
From-SVN: r137975
