/cp
2011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/44277
* cvt.c (cp_convert_to_pointer): Warn for zero as null pointer
constant.
* typeck.c (cp_truthvalue_conversion): Handle pointers and member
function pointers under c_inhibit_evaluation_warnings; use
nullptr_node for data member pointers.
(cp_build_binary_op): Tweak, just forward to cp_convert op1,
either a nullptr_node or an integer_zero_node.
(build_ptrmemfunc): Use nullptr_node.
* init.c (build_zero_init_1): Likewise.
/c-family
2011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/44277
* c.opt: Add Wzero-as-null-pointer-constant.
/gcc
2011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/44277
* doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
/testsuite
2011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/44277
* g++.dg/warn/Wzero-as-null-pointer-constant-1.C: New.
* g++.dg/cpp0x/Wzero-as-null-pointer-constant-1.C: Likewise.
From-SVN: r180750
* config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
prototype.
* config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
function.
* config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use
it.
(ssepackfltmode): New mode attr.
(vec_pack_ufix_trunc_<mode>): New expander.
From-SVN: r180743
PR c++/50500
DR 1082
* search.c (lookup_fnfields_idx_nolazy): Split out from...
(lookup_fnfields_1): ...here.
(lookup_fnfields_slot_nolazy): Use it.
* cp-tree.h: Declare it.
* class.c (type_has_move_assign): Use it.
(type_has_user_declared_move_assign): Likewise.
From-SVN: r180738
2011-11-01 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/50908
* tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
before update_vuses, test for 1 predecessor rather than two.
(delete_block_update_dominator_info): New function, part of it factored
out of ...
(replace_block_by): Use delete_block_update_dominator_info. Call
update_vuses after deleting bb1 and updating dominator info, instead of
before.
From-SVN: r180737
PR debug/50869
* cselib.c (cfa_base_preserved_regno): Initialize.
(cselib_expand_value_rtx_1): Don't expand it.
* var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
Check it's only zero if result is NULL.
From-SVN: r180725
* dwarf2out.c (cached_next_real_insn): New.
(dwarf2out_end_epilogue): Set it to NULL_RTX.
(dwarf2out_var_location): Remove cached_next_real_insn local static.
From-SVN: r180713
Renaming all of the insn patterns as needed to the standard
optab forms. Sadly, only one of the builtins is unused by
the various header files, so most of them must stay around.
* config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
(floatv4siv4sf2): Rename from sse2_cvtdq2ps.
(floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
(fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
(fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
(floatv4siv4df2): Rename from avx_cvtdq2pd256.
(fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
(vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
* config/i386/i386.md (splitters for int-float conversion): Likewise.
* config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
(bdesc_args): Likewise.
(enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
(ix86_vectorize_builtin_conversion): Remove.
(TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
From-SVN: r180709
2011-10-31 Martin Jambor <mjambor@suse.cz>
* ipa-prop.c (mark_modified): Moved up in the file.
(is_parm_modified_before_call): Renamed to
is_parm_modified_before_stmt, moved up in the file.
(load_from_unmodified_param): New function.
(compute_complex_assign_jump_func): Also attempt to create pass
through jump functions for values loaded from (addressable)
parameters.
* testsuite/gcc.dg/ipa/ipcp-4.c: New test.
From-SVN: r180705
* tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
in a loop and has different type from op0, cast it to op0's type
before the loop first. For slp give up. Don't crash if op1_vectype
is NULL.
* gcc.dg/vshift-3.c: New test.
* gcc.dg/vshift-4.c: New test.
* gcc.dg/vshift-5.c: New test.
From-SVN: r180704
libgfortran ChangeLog:
2011-10-31 Janne Blomqvist <jb@gcc.gnu.org>
* io/inquire.c (inquire_via_unit): Check whether we're at the
beginning or end if the position is unspecified. If the position
is not one of the 3 standard ones, return unspecified.
* io/io.h (update_position): Remove prototype.
* io/transfer.c (next_record): Set the position to unspecified,
letting inquire figure it out more exactly when needed.
* io/unit.c (update_position): Remove function.
testsuite ChangeLog:
2011-10-31 Janne Blomqvist <jb@gcc.gnu.org>
* gfortran.dg/inquire_5.f90: Update testcase to match the standard
and current implementation.
From-SVN: r180703
2011-10-31 Janne Blomqvist <jb@gcc.gnu.org>
* io/file_pos.c (st_rewind): Handle regular and special files
identically.
* io/intrinsics.c (fseek_sub): Don't check whether we think the
file is seekable, just do what the caller says.
* io/transfer.c (skip_record): First try to seek, then fallback to
reading and throwing away what we read.
* io/unit.c (update_position): Don't check whether file is
seekable, just try to do what we're told.
(unit_truncate): Likewise.
* io/unix.c (struct unix_stream): Remove special_file flag.
(buf_flush): Remove code for handling unseekable files.
(buf_seek): Likewise.
(fd_to_stream): Use buffered IO only for regular files.
(file_length): Remove is_seekable() call.
(is_seekable): Remove function.
(is_special): Likewise.
* io/unix.h: Remove prototypes for is_seekable and is_special.
From-SVN: r180701
2011-10-31 Paul Brook <paul@codesourcery.com>
gcc/
* cgraphunit.c: Don't mark clones as static constructors.
gcc/testsuite/
* gcc.dg/constructor-1.c: New test.
From-SVN: r180700
* config/sparc/sparc.c (vector_init_bshuffle): New function.
(vector_init_fpmerge): New function.
(sparc_expand_vector_init): Use them to improve non-const cases.
From-SVN: r180696
Benjamin Kosnik
DJ Delorie
Jonathan Wakely
GCC Administrator
David S. Miller
Paolo Carlini
Uros Bizjak
Andrew Stubbs
Tom de Vries
Uros Bizjak
Jakub Jelinek
Peter Bergner
Georg-Johann Lay
Jason Merrill
Janne Blomqvist
Ira Rosen
Ian Lance Taylor
Jason Merrill
Alexandre Oliva
Gerald Pfeifer
Richard Henderson
Martin Jambor
Paul Brook
David Edelsohn
Diego Novillo