re PR tree-optimization/32723 (memory hog in solve_graph)

2007-07-24  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/32723
Backport from mainline:
2007-03-09  Daniel Berlin  <dberlin@dberlin.org>

        * tree-ssa-structalias.c (shared_bitmap_info_t): New structure.
        (shared_bitmap_table): New variable.
        (shared_bitmap_hash): New function.
        (shared_bitmap_eq): Ditto
        (shared_bitmap_lookup): Ditto.
        (shared_bitmap_add): Ditto.
        (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
        (init_alias_vars): Init shared bitmap hashtable.
        (delete_points_to_sets): Delete shared bitmap hashtable.

From-SVN: r126867

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From-SVN: r126863

reload1.c (choose_reload_regs): Set reload_spill_index for regs chosen during find_reloads.

* reload1.c (choose_reload_regs): Set reload_spill_index for regs
chosen during find_reloads.

From-SVN: r126854

configure.ac (mips-sgi-irix6*): Override SYSTEMSPEC.

* configure.ac (mips-sgi-irix6*): Override SYSTEMSPEC.
* configure: Regenerate.

From-SVN: r126848

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From-SVN: r126831

re PR fortran/32678 ([4.2, 4.1]GFortan works incorrectly when writing with FORMAT Tx)

2007-07-21  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR fortran/32678
* gfortran.dg/fmt_t_5.f90: New test.

From-SVN: r126823

re PR libfortran/32752 (Segfault on WRITE with modified unix_stream structure)

2007-07-21  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/32752
PR libgfortran/32678
Backport from trunk.
* io/transfer.c (formatted_transfer_scalar): If stream I/O, set
bytes_used to zero. Fix off by one error in calculation of pos and
skips. Don't allow pending_spaces to go negative.

From-SVN: r126822

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From-SVN: r126819

re PR target/32641 (C99 fpclassify, isinf, isfinite, isnormal may raise FP exceptions)

fixincludes:
PR target/32641

* inclhack.def (solaris_math_4, solaris_math_5, solaris_math_6,
solaris_math_7): Constify and make FP exception-safe.
* tests/base/iso/math_c99.h: Update.

* fixincl.x: Regenerate.

gcc/testsuite:
* gcc.dg/c99-math-double-1.c: Mark test variables as volatile.
Test negative numbers also.
* gcc.dg/c99-math-float-1.c: Likewise.
* gcc.dg/c99-math-long-double-1.c: Likewise.
* gcc.dg/c99-math.h: Check for FP exceptions.  Update for negative
test inputs.

From-SVN: r126815

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From-SVN: r126747

gcc.pot: Regenerate.

* gcc.pot: Regenerate.

* cpplib.pot: Regenerate.

From-SVN: r126741

Revert:

2007-07-09  Paolo Bonzini  <bonzini@gnu.org>

PR middle-end/32004
* function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.

2007-07-06  Paolo Bonzini  <bonzini@gnu.org>

PR middle-end/32004
* function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
pass_match_asm_constraints): New.
* passes.c (init_optimization_passes): Add new pass.
* stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
* function.h (struct function): Add has_asm_statement bit.
(current_function_has_asm_statement): New.
* tree-pass.h (pass_match_asm_constraints): New.

From-SVN: r126740

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From-SVN: r126737

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From-SVN: r126709

fptr.c: Update license header.

* config/pa/fptr.c: Update license header.
* config/pa/milli64.S: Likewise.

From-SVN: r126707

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From-SVN: r126696

re PR target/32753 (building a crosscompiler for arm-elf fails because of an error in cirrus.md)

2007-07-16  Paul Brook  <paul@codesourcery.com>

PR target/32753
gcc/
* config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.

From-SVN: r126680

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From-SVN: r126665

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From-SVN: r126649

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re PR c++/31027 (Compiler segfaults in simple virtual inheritance situation)

2007-07-11  Paolo Carlini  <pcarlini@suse.de>

PR c++/31027
* g++.dg/inherit/virtual4.C: New.

From-SVN: r126559

backport: re PR fortran/31823 (COMPLEX not documented)

Backport from trunk:
PR fortran/31823
* intrinsic.texi (CMPLX): Document result kind.
(COMPLEX): Add documentation.

From-SVN: r126538

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From-SVN: r126531

re PR target/32538 (All libgomp tests fail to link on IRIX 6: copysignl undefined)

PR target/32538
* config/mips/iris6.h (LIBGCC_SPEC): Add libm.

From-SVN: r126521

re PR libgcj/28190 (libjava bootstrap failure on IRIX 6.5: stdint.h misdetection)

PR libgcj/28190
* inclhack.def (irix_stdint_c99): New fix.
* fixincl.x: Regenerate.
* tests/base/stdint.h: New test.

From-SVN: r126518

re PR libgcj/32651 (libjava fails to build on IRIX 6.5)

PR libgcj/32651
* configure.host (mips-sgi-irix6*): Set sysdeps_dir.
Disable interpreter.

From-SVN: r126516

Daily bump.

From-SVN: r126502

re PR middle-end/32004 (can't find a register in class 'GENERAL_REGS' while reloading 'asm')

2007-07-09  Paolo Bonzini  <bonzini@gnu.org>

PR middle-end/32004
* function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.

From-SVN: r126487

re PR tree-optimization/32681 (ice for legal C code with flags -ffast-math  -O3 -ftree-vectorize)

PR tree-optimization/32681
* tree-if-conv.c (find_phi_replacement_condition): Use the condition
saved in second_edge->aux when first_bb is a loop header.

From-SVN: r126484

Daily bump.

From-SVN: r126475

c99-math-double-1.c, [...]: Test subnormals.

* gcc.dg/c99-math-double-1.c, gcc.dg/c99-math-float-1.c,
c99-math-long-double-1.c, c99-math.h: Test subnormals.

From-SVN: r126464

s-osinte-rtems.ads: Correct prototype of pthread_sigmask.

2007-07-05  Joel Sherrill <joel.sherrill@oarcorp.com>

        * s-osinte-rtems.ads: Correct prototype of pthread_sigmask.

From-SVN: r126459

re PR fortran/32554 ([4.2 Only] Bug in P formatting)

2007-07-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/32554
* gfortran.dg/fmt_p_1.f90: New test.

From-SVN: r126457

re PR fortran/32554 ([4.2 Only] Bug in P formatting)

2007-07-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/32554
Backport from trunk.
* io/write.c (output_float): Set edigits to a fixed size, avoiding
variation in field width calculation and eliminate buffer overrun.

From-SVN: r126456

Daily bump.

From-SVN: r126453

re PR target/31331 ([avr] ICE on function attribute syntax for main())

PR target/31331
* config/avr/avr.c (avr_naked_function_p): Handle receiving a type
rather than a decl.
(avr_attribute_table): Make "naked" attribute apply to function types
rather than to decls.
(avr_handle_fntype_attribute): New function.

From-SVN: r126446

* zh_CN.po: Update.

From-SVN: r126445

re PR c++/32232 (ICE in resolve_overloaded_unification)

PR c++/32232
* pt.c (resolve_overloaded_unification): Robustify.  Return a
bool, not an int.
(type_unification_real): Adjust accordingly.
PR c++/32232
* g++.dg/template/overload9.C: New test.

From-SVN: r126443

re PR c++/32245 (wrong POD type initialization with pointer to member)

PR c++/32245
* init.c (build_zero_init): Always build an initializer for
non-static storage.
* typeck2.c (build_functional_cast): Use build_zero_init.

PR c++/32251
* init.c (build_new_1): Always pass the allocation function to
build_op_delete_call.
* call.c (build_op_delete_call): Handle operator delete with a
variable-argument list.  Do not issue an error when no matching
deallocation function is available for a new operator.

PR c++/31992
* cp-tree.h (any_value_dependent_elements_p): Declare it.
* decl.c (value_dependent_init_p): New function.
(cp_finish_decl): Use it.
* pt.c (value_dependent_expression_p): Use
any_value_dependent_elements_p.
* parser.c (cp_parser_primary_expression): Add comment about
treating dependent qualified names as integral
constant-expressions.

PR c++/32245
* g++.dg/init/ptrmem4.C: New test.

PR c++/32251
* g++.dg/init/new21.C: Likewise.

PR c++/31992
* g++.dg/template/static30.C: Likewise.

From-SVN: r126433

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From-SVN: r126430

re PR middle-end/32004 (can't find a register in class 'GENERAL_REGS' while reloading 'asm')

2007-07-06  Paolo Bonzini  <bonzini@gnu.org>

PR middle-end/32004
* function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
pass_match_asm_constraints): New.
* passes.c (init_optimization_passes): Add new pass.
* stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
* function.h (struct function): Add has_asm_statement bit.
(current_function_has_asm_statement): New.
* tree-pass.h (pass_match_asm_constraints): New.

From-SVN: r126418

re PR rtl-optimization/32450 (-pg causes miscompilation)

        PR rtl-optimization/32450
        * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
        to ensure that instructions are not moved into the prologue when
        profiling is on.

testsuite/ChangeLog:

        PR rtl-optimization/32450
        * gcc.dg/pr32450.c: New runtime test.

From-SVN: r126407

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From-SVN: r126394

MAINTAINERS (OS Port Maintainers): Add myself as IRIX, Tru64 UNIX maintainer.

* MAINTAINERS (OS Port Maintainers): Add myself as IRIX, Tru64 UNIX
maintainer.

From-SVN: r126379

Fix typo

From-SVN: r126375

re PR libstdc++/31957 (Build of compiler fails with 'error: #endif without #if')

2007-07-05  Joerg Richter  <joerg.richter@pdv-fs.de>

PR libstdc++/31957
* include/Makefile.am: Work around an AIX sed oddity.
* include/Makefile.in: Regenerate.

From-SVN: r126363

Daily bump.

From-SVN: r126341

re PR target/31388 (ICE building libiberty multilib for mips16 multilibs)

PR c++/31388
* cp-tree.h (ARITHMETIC_TYPE): Include COMPLEX_TYPE.
* typeck.c (type_after_usual_arithmetic_conversions): Adjust, as
COMPLEX_TYPE is now an ARITHMETIC_TYPE.
* init.c (build_zero_init): Adjust, as
COMPLEX_TYPE is now a SCALAR_TYPE.
* typeck2.c (digest_init): Allow brace-enclosed initializers for
COMPLEX_TYPE, even though that is now a SCALAR_TYPE.

PR c++/31338
* g++.dg/ext/complex2.C: New test.

From-SVN: r126329

re PR tree-optimization/32500 (Loop optimization limits range to size of array used inside loop)

2007-07-04  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/32500
* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
Only use basic blocks that are always executed to infer loop bounds.

* gcc.c-torture/execute/pr32500.c: New testcase.

From-SVN: r126315

re PR tree-optimization/31966 (Miscompiles valid code with -ftree-vectorize)

PR tree-optimization/31966
PR tree-optimization/32533
* tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
"basic_block" description as its third argument.  Update function
calls to get destination bb from "edge" argument.  Save "cond" into
aux field of the edge.  Update prototype for changed arguments.
(if_convertible_loop_p): Clear aux field of incoming edges if bb
contains phi node.
(find_phi_replacement_condition): Operate on incoming edges, not
on predecessor blocks.  If there is a condition saved in the
incoming edge aux field, AND it with incoming bb predicate.
Return source bb of the first edge.
(clean_predicate_lists): Clean aux field of outgoing node edges.
(tree_if_conversion): Do not initialize cond variable. Move
variable declaration into the loop.
(replace_phi_with_cond_gimple_modify_stmt): Remove unneded
initializations of new_stmt, arg0 and arg1 variables.

testsuite/ChangeLog:

PR tree-optimization/31966
PR tree-optimization/32533
* gcc.dg/tree-ssa/pr31966.c: New runtime test.
* gfortran.dg/pr32533.f90: Ditto.

From-SVN: r126301

re PR target/32506 (cross compile sh64-superh-linux-gnu internal compiler error: in change_address_1, at emit-rtl.c:1800)

PR target/32506
Backport from mainline.
* config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
predicate instead of target_operand.
(divsi3_i1_media, divsi3_media_2): Likewise.

From-SVN: r126299

Daily bump.

From-SVN: r126289

re PR c++/32609 (ICE in htab_clear_slot at libiberty/hashtab.c:722)

2007-07-03  Richard Guenther  <rguenther@suse.de>

PR c++/32609
* class.c (fixed_type_or_null): Re-lookup the hashtable slot
after recursing.

From-SVN: r126261

backport: re PR rtl-optimization/30113 (ICE in trunc_int_for_mode)

2007-07-03  Richard Guenther  <rguenther@suse.de>

        Backport from mainline:
        2006-12-11  Zdenek Dvorak <dvorakz@suse.cz>

        PR rtl-optimization/30113
        * loop-iv.c (implies_p): Require the mode of the operands to be
        scalar.

From-SVN: r126259

re PR target/28307 (pthread functions in libgcc not weak any more on Tru64 UNIX)

PR target/28307
* gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
(__gthrw_pragma): Provide default definition.
(__gthrw2): Use it.
* gthr-posix.c (__gthrw_pragma): Define.

From-SVN: r126254

Daily bump.

From-SVN: r126240

c99-math.h: Fix typo.

* gcc.dg/c99-math.h: Fix typo.

From-SVN: r126236