backport: libiberty.h (xexit): Change decl to use modern GCC attribute to indicate exit does not return.

      * Merge devo and egcs include directories.
1998-08-03  Jason Molenda  (jsm@bugshack.cygnus.com)
      * libiberty.h (xexit): Change decl to use modern GCC attribute
      to indicate exit does not return.

From-SVN: r22942

        * Merge egcs & devo libiberty.

From-SVN: r22941

From-SVN: r22940

From-SVN: r22939

From-SVN: r22938

        * emit-rtl.c (init_emit_once): Call INIT_EXPANDERS.
        * cpplib.h: Protect from multiple inclusions.
        * cpplib.c: Fix minor formatting problems.

From-SVN: r22937

From-SVN: r22936

From-SVN: r22934

From-SVN: r22933

date: 1998/07/15 18:18:49;  author: brendan;  state: Exp;  lines: +2 -2
dd expected warning, remove first error loc (now only on line 13)

From-SVN: r22932

        Fix assembler scan patterns to match current assembler output.

From-SVN: r22931

From-SVN: r22930

From-SVN: r22929

        * flow.c (find_basic_blocks): Correctly determine when a call
        is within an exception region.

From-SVN: r22928

        * Makefile.in (cpplib.o): Use unlibsubdir.
Somehow lost during unlibsubdir changes.

From-SVN: r22925

	* semantics.c (finish_asm_stmt): Revert my 1998-09-28
	change.

From-SVN: r22924

From-SVN: r22923

	* loop.c (get_condition): Allow combine when either compare is
	VOIDmode.

From-SVN: r22922

	* g++.old-deja/g++.pt/expr6.C: New test.  operator?: breaks
	matching of template brackets.

From-SVN: r22921

From-SVN: r22919

        * c-lex.c (remember_protocol_qualifiers): Handle RID_BYREF.
        (init_lex): Initialize ridpointers[RID_BYREF].
        * c-lex.h (enum rid): Add RID_BYREF.
        * c-parse.gperf: Add RID_BYREF as a type qualifier.
        * objc/objc-act.c (is_objc_type_qualifiers): Handle RID_BYREF.
        (encode_type_qualifiers): Similarly
        * c-gperf.h: Rebuilt.

From-SVN: r22918

        * encoding.c (objc_skip_type_qualifiers): Handle _C_BYREF.
        (objc_get_type_qualifiers): Similarly.
        * objc/encoding.h (_C_BYREF): Define.
        (_F_BYREF): Define.

From-SVN: r22917

        * typeck.c (unsigned_type): Only return TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (signed_type): Similarly.
        * decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (init_decl_processing): Only create TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * cp-tree.h (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.

From-SVN: r22915

        * typeck (type_for_mode): Only return TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (type_for_size): Similarly.
        * decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (init_decl_processing): Only create TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.

From-SVN: r22914

        * c-common.c (type_for_mode): Only return TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * c-decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (init_decl_processing): Only create TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * c-tree.h (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
Forgot to commit with last change.

From-SVN: r22913

        * c-common.c (type_for_mode): Only return TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * c-decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (init_decl_processing): Only create TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * c-tree.h (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.

From-SVN: r22912

        * stmt.c (n_occurrences): New static function.
        (expand_asm_operands): Verify that all constrains match in the
        number of alternatives.
        Verify that '+' or '=' are at the beginning of an output constraint.
        Don't allow '&' for input operands.
        Verify that '%' isn't written for the last operand.
        * reload.c (find_reloads): Abort if an asm is found with invalid
        constraints; all possible problems ought to be checked for earlier.

From-SVN: r22911

	* flags.h (flag_branch_on_count_reg): Always declare
	* toplev.c (flag_branch_on_count_reg): Likewise.
	* toplev.c: Fix typos.

From-SVN: r22910

        * real.c (c4xtoe): Remove unused variables.  Add some missing parens.
        (toc4x): Similarly.

From-SVN: r22909

        * flow.c (find_basic_blocks): Calc upper bound for extra nops in
        max_uids_for_flow.
        (find_basic_blocks_1): Add a nop to the end of a basic block when
        a trailing call insn does not have abnormal control flow.
        * gcse.c (pre_transpout): New variable.
        (alloc_pre_mem, free_pre_mem, dump_pre_data): Bookkeeping for it.
        (compute_pre_transpout): Calculate it.
        (compute_pre_ppinout): Use it to eliminate impossible placements
        due to abnormal control flow through calls.
        (compute_pre_data): Call compute_pre_transpout.

From-SVN: r22907

        * reload1.c (reload): Call free before clobbering the memory
        locations or constants pointers.
And actually check this one in correctly.

From-SVN: r22906

From-SVN: r22905

From-SVN: r22904

	* g++.old-deja/g++.other/using4.C: New test.  Test using
 	declarations of methods from base classes.

From-SVN: r22903

	* g++.old-deja/g++.ns/extern1.C: New test.  Extern declarations
 	within functions should introduce names into the innermost
 	enclosing namespace

From-SVN: r22902

	* g++.old-deja/g++.other/init7.C: New test: retry initialization
 	of static locals if first initialization throws

From-SVN: r22901

From-SVN: r22900

* special/981006-1.c: New test.  Make sure gcc doesn't lose track of the
possible targets of tablejump insns.
* special/special.exp: Run it.

From-SVN: r22899

mips.md (tablejump_internal3, [...]): Tack on a `use' of the table label, so flow analysis will recognize a tablejump.

* config/mips/mips.md (tablejump_internal3, tablejump_internal4 and matching
define_insns): Tack on a `use' of the table label, so flow analysis will
recognize a tablejump.

From-SVN: r22898

gcse.c (pre_insert_insn): Tweek to notice that calls do not always end basic blocks for abnormal edge reasons.

        * gcse.c (pre_insert_insn): Tweek to notice that calls do not
        always end basic blocks for abnormal edge reasons.

From-SVN: r22897