c-tree.texi: Fix overfull hboxes.

2002-09-04  Janis Johnson  <janis187@us.ibm.com>

	* doc/c-tree.texi: Fix overfull hboxes.
	* doc/cppopts.texi: Ditto.
	* doc/extend.texi: Ditto.
	* doc/gty.texi: Ditto.
	* doc/invoke.texi: Ditto.
	* doc/makefile.texi: Ditto.
	* doc/rtl.texi: Ditto.
	* doc/standards.texi: Ditto.
	* doc/tm.texi: Ditto.

From-SVN: r56802

9 files changed, 76 insertions, 60 deletions

diff --git a/gcc/doc/c-tree.texi b/gcc/doc/c-tree.texi
index 16927fc..9ca9480 100644
--- a/gcc/doc/c-tree.texi
+++ b/gcc/doc/c-tree.texi
@@ -1203,11 +1203,11 @@ Then, if @code{THUNK_VCALL_OFFSET} (an @code{INTEGER_CST}) is nonzero
 the adjusted @code{this} pointer must be adjusted again.  The complete
 calculation is given by the following pseudo-code:
 
-@example
+@smallexample
 this += THUNK_DELTA
 if (THUNK_VCALL_OFFSET)
   this += (*((ptrdiff_t **) this))[THUNK_VCALL_OFFSET]
-@end example
+@end smallexample
 
 Finally, the thunk should jump to the location given
 by @code{DECL_INITIAL}; this will always be an expression for the
diff --git a/gcc/doc/cppopts.texi b/gcc/doc/cppopts.texi
index e2265eb..74fe8be 100644
--- a/gcc/doc/cppopts.texi
+++ b/gcc/doc/cppopts.texi
@@ -600,10 +600,10 @@ standard-conforming modes it converts them.  See the @option{-std} and
 
 The nine trigraphs and their replacements are
 
-@example
+@smallexample
 Trigraph:       ??(  ??)  ??<  ??>  ??=  ??/  ??'  ??!  ??-
 Replacement:      [    ]    @{    @}    #    \    ^    |    ~
-@end example
+@end smallexample
 @end ifclear
 
 @item -remap
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 32fabae..631ed9f 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -1445,9 +1445,9 @@ variable number of arguments much as a function can.  The syntax for
 defining the macro is similar to that of a function.  Here is an
 example:
 
-@example
+@smallexample
 #define debug(format, ...) fprintf (stderr, format, __VA_ARGS__)
-@end example
+@end smallexample
 
 Here @samp{@dots{}} is a @dfn{variable argument}.  In the invocation of
 such a macro, it represents the zero or more tokens until the closing
@@ -1486,9 +1486,9 @@ string.
 To help solve this problem, CPP behaves specially for variable arguments
 used with the token paste operator, @samp{##}.  If instead you write
 
-@example
+@smallexample
 #define debug(format, ...) fprintf (stderr, format, ## __VA_ARGS__)
-@end example
+@end smallexample
 
 and if the variable arguments are omitted or empty, the @samp{##}
 operator causes the preprocessor to remove the comma before it.  If you
@@ -1798,9 +1798,9 @@ nested subobject to initialize; the list is taken relative to the
 subobject corresponding to the closest surrounding brace pair.  For
 example, with the @samp{struct point} declaration above:
 
-@example
+@smallexample
 struct point ptarray[10] = @{ [2].y = yv2, [2].x = xv2, [0].x = xv0 @};
-@end example
+@end smallexample
 
 @noindent
 If the same field is initialized multiple times, it will have value from
@@ -3420,7 +3420,7 @@ any other type of objects, just like the @code{char} type.  See
 
 Example of use:
 
-@example
+@smallexample
 typedef short __attribute__((__may_alias__)) short_a;
 
 int
@@ -3436,7 +3436,7 @@ main (void)
 
   exit(0);
 @}
-@end example
+@end smallexample
 
 If you replaced @code{short_a} with @code{short} in the variable
 declaration, the above program would abort when compiled with
@@ -4688,13 +4688,15 @@ as @var{exp2}.
 Example:
 
 @smallexample
-#define foo(x)                                                               \
-  __builtin_choose_expr (__builtin_types_compatible_p (typeof (x), double),  \
-    foo_double (x),                                                          \
-    __builtin_choose_expr (__builtin_types_compatible_p (typeof (x), float), \
-      foo_float (x),                                                         \
-      /* @r{The void expression results in a compile-time error}             \
-         @r{when assigning the result to something.}  */                     \
+#define foo(x)                                                    \
+  __builtin_choose_expr (                                         \
+    __builtin_types_compatible_p (typeof (x), double),            \
+    foo_double (x),                                               \
+    __builtin_choose_expr (                                       \
+      __builtin_types_compatible_p (typeof (x), float),           \
+      foo_float (x),                                              \
+      /* @r{The void expression results in a compile-time error}  \
+         @r{when assigning the result to something.}  */          \
       (void)0))
 @end smallexample
 
@@ -7289,10 +7291,10 @@ inclusive.  Lower numbers indicate a higher priority.
 In the following example, @code{A} would normally be created before
 @code{B}, but the @code{init_priority} attribute has reversed that order:
 
-@example
+@smallexample
 Some_Class  A  __attribute__ ((init_priority (2000)));
 Some_Class  B  __attribute__ ((init_priority (543)));
-@end example
+@end smallexample
 
 @noindent
 Note that the particular values of @var{priority} do not matter; only their
@@ -7318,7 +7320,7 @@ appropriately.  However, if C++ code only needs to execute destructors
 when Java exceptions are thrown through it, GCC will guess incorrectly.
 Sample problematic code is:
 
-@example
+@smallexample
   struct S @{ ~S(); @};
   extern void bar();    // is written in Java, and may throw exceptions
   void foo()
@@ -7326,7 +7328,7 @@ Sample problematic code is:
     S s;
     bar();
   @}
-@end example
+@end smallexample
 
 @noindent
 The usual effect of an incorrect guess is a link failure, complaining of
diff --git a/gcc/doc/gty.texi b/gcc/doc/gty.texi
index f854b80..cbd9caa 100644
--- a/gcc/doc/gty.texi
+++ b/gcc/doc/gty.texi
@@ -95,18 +95,21 @@ option is a fragment of C code that calculates the length.
 
 The second case is when a structure or a global variable contains a
 pointer to an array, like this:
-@verbatim
-  tree * GTY ((length ("%h.regno_pointer_align_length"))) regno_decl;
-@end verbatim
+@smallexample
+tree *
+  GTY ((length ("%h.regno_pointer_align_length"))) regno_decl;
+@end smallexample
 In this case, @code{regno_decl} has been allocated by writing something like
-@verbatim
-  x->regno_decl = ggc_alloc (x->regno_pointer_align_length * sizeof (tree));
-@end verbatim
+@smallexample
+  x->regno_decl =
+    ggc_alloc (x->regno_pointer_align_length * sizeof (tree));
+@end smallexample
 and the @code{length} provides the length of the field.
 
 This second use of @code{length} also works on global variables, like:
 @verbatim
-static GTY((length ("reg_base_value_size"))) rtx *reg_base_value;
+  static GTY((length ("reg_base_value_size")))
+    rtx *reg_base_value;
 @end verbatim
 
 @findex skip
@@ -126,17 +129,17 @@ field really isn't ever used.
 The type machinery needs to be told which field of a @code{union} is
 currently active.  This is done by giving each field a constant @code{tag}
 value, and then specifying a discriminator using @code{desc}.  For example,
-@verbatim
+@smallexample
 struct tree_binding GTY(())
-{
+@{
   struct tree_common common;
-  union tree_binding_u {
+  union tree_binding_u @{
     tree GTY ((tag ("0"))) scope;
     struct cp_binding_level * GTY ((tag ("1"))) level;
-  } GTY ((desc ("BINDING_HAS_LEVEL_P ((tree)&%0)"))) scope;
+  @} GTY ((desc ("BINDING_HAS_LEVEL_P ((tree)&%0)"))) scope;
   tree value;
-};
-@end verbatim
+@};
+@end smallexample
 
 In the @code{desc} option, the ``current structure'' is the union that
 it discriminates.  Use @code{%1} to mean the structure containing it.
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index adc9de8..25f6ec4 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -270,11 +270,12 @@ in the following sections.
 -fif-conversion -fif-conversion2 @gol
 -finline-functions  -finline-limit=@var{n}  -fkeep-inline-functions @gol
 -fkeep-static-consts  -fmerge-constants  -fmerge-all-constants @gol
--fmove-all-movables  -fnew-ra -fno-default-inline  -fno-defer-pop @gol
+-fmove-all-movables  -fnew-ra  -fno-default-inline @gol
+-fno-defer-pop @gol
 -fno-function-cse  -fno-guess-branch-probability @gol
 -fno-inline  -fno-math-errno  -fno-peephole  -fno-peephole2 @gol
--funsafe-math-optimizations -ffinite-math-only -fno-trapping-math @gol
--fno-zero-initialized-in-bss @gol
+-funsafe-math-optimizations -ffinite-math-only @gol
+-fno-trapping-math -fno-zero-initialized-in-bss @gol
 -fomit-frame-pointer  -foptimize-register-move @gol
 -foptimize-sibling-calls  -fprefetch-loop-arrays @gol
 -freduce-all-givs -fregmove  -frename-registers @gol
@@ -282,8 +283,8 @@ in the following sections.
 -frerun-cse-after-loop  -frerun-loop-opt @gol
 -fschedule-insns  -fschedule-insns2 -fsignaling-nans @gol
 -fsingle-precision-constant  -fssa -fssa-ccp -fssa-dce @gol
--fstrength-reduce  -fstrict-aliasing  -ftracer -fthread-jumps  -ftrapv @gol
--funroll-all-loops  -funroll-loops  @gol
+-fstrength-reduce  -fstrict-aliasing  -ftracer -fthread-jumps @gol
+-ftrapv -funroll-all-loops  -funroll-loops  @gol
 --param @var{name}=@var{value}
 -O  -O0  -O1  -O2  -O3  -Os}
 
@@ -338,7 +339,8 @@ in the following sections.
 @emph{M68hc1x Options}
 @gccoptlist{
 -m6811  -m6812  -m68hc11  -m68hc12 @gol
--mauto-incdec  -minmax  -mlong-calls  -mshort  -msoft-reg-count=@var{count}}
+-mauto-incdec  -minmax  -mlong-calls  -mshort @gol
+-msoft-reg-count=@var{count}}
 
 @emph{VAX Options}
 @gccoptlist{
@@ -447,7 +449,7 @@ in the following sections.
 -mno-relocatable  -mrelocatable-lib  -mno-relocatable-lib @gol
 -mtoc  -mno-toc -mlittle  -mlittle-endian  -mbig  -mbig-endian @gol
 -mcall-aix -mcall-sysv -mcall-netbsd @gol
--maix-struct-return -msvr4-struct-return
+-maix-struct-return -msvr4-struct-return @gol
 -mabi=altivec -mabi=no-altivec @gol
 -mabi=spe -mabi=no-spe @gol
 -misel=yes -misel=no @gol
@@ -477,7 +479,7 @@ in the following sections.
 -m4650  -msingle-float  -mmad @gol
 -mstats  -EL  -EB  -G @var{num}  -nocpp @gol
 -mabi=32  -mabi=n32  -mabi=64  -mabi=eabi @gol
--mfix7000  -mno-crt0 -mflush-func=@var{func} -mno-flush-func
+-mfix7000  -mno-crt0 -mflush-func=@var{func} -mno-flush-func @gol
 -mbranch-likely -mno-branch-likely}
 
 @emph{i386 and x86-64 Options}
@@ -619,8 +621,8 @@ in the following sections.
 
 @emph{D30V Options}
 @gccoptlist{
--mextmem  -mextmemory  -monchip  -mno-asm-optimize  -masm-optimize @gol
--mbranch-cost=@var{n} -mcond-exec=@var{n}}
+-mextmem  -mextmemory  -monchip  -mno-asm-optimize @gol
+-masm-optimize -mbranch-cost=@var{n} -mcond-exec=@var{n}}
 
 @emph{S/390 and zSeries Options}
 @gccoptlist{
@@ -684,7 +686,8 @@ in the following sections.
 -fverbose-asm  -fpack-struct  -fstack-check @gol
 -fstack-limit-register=@var{reg}  -fstack-limit-symbol=@var{sym} @gol
 -fargument-alias  -fargument-noalias @gol
--fargument-noalias-global  -fleading-underscore -ftls-model=@var{model}}
+-fargument-noalias-global  -fleading-underscore @gol
+-ftls-model=@var{model}}
 @end table
 
 @menu
diff --git a/gcc/doc/makefile.texi b/gcc/doc/makefile.texi
index 69d621b..6d6b025 100644
--- a/gcc/doc/makefile.texi
+++ b/gcc/doc/makefile.texi
@@ -48,9 +48,9 @@ You can specify specific tests by setting RUNTESTFLAGS to be the name
 of the @file{.exp} file, optionally followed by (for some tests) an equals
 and a file wildcard, like:
 
-@example
+@smallexample
 make check-gcc RUNTESTFLAGS="execute.exp=19980413-*"
-@end example
+@end smallexample
 
 Note that running the testsuite may require additional tools be
 installed, such as TCL or dejagnu.
diff --git a/gcc/doc/rtl.texi b/gcc/doc/rtl.texi
index 99ad12c..5a016be 100644
--- a/gcc/doc/rtl.texi
+++ b/gcc/doc/rtl.texi
@@ -2355,11 +2355,11 @@ An hypothetical example might be a pattern for an addition that can
 either wrap around or use saturating addition depending on the value
 of a special control register:
 
-@example
+@smallexample
 (parallel [(set (reg:SI 2) (unspec:SI [(reg:SI 3)
                                        (reg:SI 4)] 0))
            (use (reg:SI 1))])
-@end example
+@end smallexample
 
 @noindent
 
@@ -2588,10 +2588,10 @@ where @var{z} is an index register and @var{i} is a constant.
 
 Here is an example of its use:
 
-@example
+@smallexample
 (mem:SF (post_modify:SI (reg:SI 42) (plus (reg:SI 42)
                                           (reg:SI 48))))
-@end example
+@end smallexample
 
 This says to modify pseudo register 42 by adding the contents of pseudo
 register 48 to it, after the use of what ever 42 points to.
diff --git a/gcc/doc/standards.texi b/gcc/doc/standards.texi
index f925cde..8c37fcc 100644
--- a/gcc/doc/standards.texi
+++ b/gcc/doc/standards.texi
@@ -160,11 +160,19 @@ information concerning the history of C that is available online, see
 
 There is no formal written standard for Objective-C@.  The most
 authoritative manual is ``Object-Oriented Programming and the
-Objective-C Language'', available at a number of web sites;
-@uref{http://developer.apple.com/techpubs/macosx/Cocoa/ObjectiveC/} has a
-recent version, while @uref{http://www.toodarkpark.org/computers/objc/}
-is an older example.  @uref{http://www.gnustep.org} includes useful
-information as well.
+Objective-C Language'', available at a number of web sites
+
+@itemize
+@item
+@uref{http://developer.apple.com/techpubs/macosx/Cocoa/ObjectiveC/}
+is a recent version
+@item
+@uref{http://www.toodarkpark.org/computers/objc/}
+is an older example
+@item
+@uref{http://www.gnustep.org}
+has additional useful information
+@end itemize
 
 @cindex treelang
 There is no standard for treelang, which is a sample language front end
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index 766167f..1b08358 100644
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -157,11 +157,11 @@ such as one option that enables many options, some of which select
 multilibs.  Example nonsensical definition, where @code{-malt-abi},
 @code{-EB}, and @code{-mspoo} cause different multilibs to be chosen:
 
-@example
+@smallexample
 #define TARGET_OPTION_TRANSLATE_TABLE \
 @{ "-fast",   "-march=fast-foo -malt-abi -I/usr/fast-foo" @}, \
 @{ "-compat", "-EB -malign=4 -mspoo" @}
-@end example
+@end smallexample
 
 @findex CPP_SPEC
 @item CPP_SPEC