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gcc/cp/
* mangle.c (write_type): Handle 'auto'.
* init.c (build_new): Don't do auto deduction where it might
affect template mangling.
libiberty/
* cp-demangle.c (cplus_demangle_type): Handle 'auto'.

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* gcc.pot: Regenerate.

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Improve wording in GCC 4.7 Solaris update to install.texi

* doc/install.texi (Specific, *-*-solaris2*): Improve wording.

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libgo: Export {enter,exit}syscall and use it for getaddrinfo.

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PR middle-end/52592
* builtins.c (expand_builtin_int_roundingfn_2): If expanding
BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
calls instead of __builtin_ir{int,ound}*.

* gcc.dg/pr52592.c: New test.

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* sv.po: Update.

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PR c++/52582
* config/rs6000/rs6000.c (call_ABI_of_interest): Return true
if c_node is NULL.

* g++.dg/opt/pr52582.C: New test.

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* gennews (files): Add files for GCC 4.7.

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* doc/invoke.texi (-std=c99), doc/standards.texi (C language):
Refer to GCC 4.7 version of c99status.html.

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libitm: Fix lost wake-up in serial lock.

PR libitm/52526
Backported from mainline.
* config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
wake-up.

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PR go/52557
mksysinfo: Fix handling of timex for ARM GNU/Linux.

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2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

Backport from mainline
2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

* config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
redefine to be NULL if the current bit-size is different from the
configured bit-size.

* config/rs6000/rs6000.c (rs6000_option_override_internal): If the
cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
set the default tuning.  Add asserts to make sure the cpu and tune
indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
test whether the index is set, instead of > 0.
(rs6000_file_start): Do not reset the default cpu if the current
bit-size is different from the configured bit-size.

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GCC 4.7 Solaris updates to install.texi

* doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
binutils reference.
(Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
Update binutils references.
(Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
Update binutils reference.
Update Sun as/GNU ld caveat.
Document binutils largefile requirement for LTO plugin.
Remove reference to alternate libpthread.

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PR target/52450
* gcc.dg/torture/pr52402.c: Skip execution on 32-bit hppa*-*-hpux*.

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* gcc.dg/torture/pr52407.c: Add -fno-common option on hppa*-*-hpux*.

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GCC 4.7 IRIX, Tru64 UNIX updates to install.texi

* doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
reference.
(Specific, mips-sgi-irix6): Likewise.

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* sv.po: Update.

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PR libstdc++/52456
* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.

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Update Go compiler, library, and testsuite on gcc 4.7 branch.

* go-gcc.cc (Gcc_backend::assignment_statement): Convert the rhs
to the lhs type if necessary.

* go-gcc.cc (Gcc_backend::init_statement): Don't initialize a
zero-sized variable.
(go_non_zero_struct): New global variable.
(Gcc_backend::non_zero_size_type): New function.
(Gcc_backend::global_variable): Don't build an assignment for a
zero-sized value.
* go-c.h (go_non_zero_struct): Declare.
* config-lang.in (gtfiles): Add go-c.h.

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2012-03-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * trans-types.c (gfc_get_function_type): Handle backend_decl
        of a procedure pointer.

2012-03-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * gfortran.dg/proc_ptr_34.f90

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* config/locale/gnu/monetary_members.cc
(moneypunct<char,true>::_M_initialize_moneypunct): Throw caught
exception again.
(moneypunct<char,false>::_M_initialize_moneypunct): Likewise.
* testsuite/22_locale/locale/cons/12352.cc: Also test en_US
locale.

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Fix R_386_TLS_LDM_PLT detection

* configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
* configure: Regenerate.

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PR c++/52521
* mangle.c (write_literal_operator_name): The length comes after the
operator prefix.

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m68k: Limit TAS to 68000 and CF ISA_B.

* config/m68k/m68k.h (ISA_HAS_TAS): New.
* config/m68k/sync.md (atomic_test_and_set): Use it.
(atomic_test_and_set_1): Likewise.

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2012-03-05  Ralf Corsépius  <ralf.corsepius@rtems.org>

PR target/51417
* Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
gcc-nm$(exeext), gcc-ranlib$(exeext).
Don't double canonicalize if cross-compiling.

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* trans-mem.c: New typedef for tm_region_p.
Define vector types for tm_region_p.
(tm_region_init): Replace region_worklist to a vector called
bb_regions.

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PR middle-end/52463
* trans-mem.c (tm_region_init): Use last_basic_block.

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PR middle-end/52463
* trans-mem.c (tm_region_init): Use last_basic_block.

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PR tree-opt/52242
Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
* omp-low.c (expand_omp_atomic): Assume anything aligned to
BIGGEST_ALIGNMENT is aligned.

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libitm: Update texinfo docs.

Backported from mainline @184940.
libitm/
* libitm.texi: Link to specification and add a usage example.

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* config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.

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PR target/52481
* config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
instead of calling negqi2 directly.

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* sv.po: Update.

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Fix 64-bit *intmax_t definitions on IRIX

* config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
(INTMAX_TYPE): Use it.
(UINTMAX_TYPE): Likewise.
(SUBTARGET_OVERRIDE_OPTIONS): Define.
(irix6_c_common_override_options): Declare.
(C_COMMON_OVERRIDE_OPTIONS): Define.
* config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
* config/mips/irix6-c.c: New file.
* config/mips/t-irix6 (irix6-c.o): New target.
* config.gcc (mips-sgi-irix6.5): Set c_target_objs,
cxx_target_objs.

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Backport from mainline r184894.
* gcc.dg/torture/pr52402.c: Add dg-require-effective-target
int32plus.

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* optabs.c (expand_atomic_test_and_set): Honor
atomic_test_and_set_trueval even when atomic_test_and_set
optab is not in use.

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