typo fix

[pf3gnuchains/gcc-fork.git] / gcc / doc / invoke.texi

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 98f97cc..107fabe 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -346,7 +346,7 @@ Objective-C and Objective-C++ Dialects}.
 -finline-functions -finline-functions-called-once -finline-limit=@var{n} @gol
 -finline-small-functions -fipa-cp -fipa-cp-clone -fipa-matrix-reorg -fipa-pta @gol
 -fipa-profile -fipa-pure-const -fipa-reference -fipa-struct-reorg @gol
--fipa-type-escape -fira-algorithm=@var{algorithm} @gol
+-fira-algorithm=@var{algorithm} @gol
 -fira-region=@var{region} -fira-coalesce @gol
 -fira-loop-pressure -fno-ira-share-save-slots @gol
 -fno-ira-share-spill-slots -fira-verbose=@var{n} @gol
@@ -1929,6 +1929,15 @@ Disable built-in declarations of functions that are not mandated by
 ANSI/ISO C@.  These include @code{ffs}, @code{alloca}, @code{_exit},
 @code{index}, @code{bzero}, @code{conjf}, and other related functions.
 
+@item -fnothrow-opt
+@opindex fnothrow-opt
+Treat a @code{throw()} exception specification as though it were a
+@code{noexcept} specification to reduce or eliminate the text size
+overhead relative to a function with no exception specification.  The
+semantic effect is that an exception thrown out of a function with
+such an exception specification will result in a call to
+@code{terminate} rather than @code{unexpected}.
+
 @item -fno-operator-names
 @opindex fno-operator-names
 Do not treat the operator name keywords @code{and}, @code{bitand},
@@ -6624,8 +6633,7 @@ Perform structure reorganization optimization, that change C-like structures
 layout in order to better utilize spatial locality.  This transformation is
 affective for programs containing arrays of structures.  Available in two
 compilation modes: profile-based (enabled with @option{-fprofile-generate})
-or static (which uses built-in heuristics).  Require @option{-fipa-type-escape}
-to provide the safety of this transformation.  It works only in whole program
+or static (which uses built-in heuristics).  It works only in whole program
 mode, so it requires @option{-fwhole-program} and @option{-combine} to be
 enabled.  Structures considered @samp{cold} by this transformation are not
 affected (see @option{--param struct-reorg-cold-struct-ratio=@var{value}}).
@@ -6639,15 +6647,6 @@ and reference analysis.  This option can cause excessive memory and
 compile-time usage on large compilation units.  It is not enabled by
 default at any optimization level.
 
-@item -fipa-profile
-@opindex fipa-profile
-Perform interprocedural profile propagation.  The functions called only from
-cold functions are marked as cold. Also functions executed once (such as
-@code{cold}, @code{noreturn}, static constructors or destructors) are identified. Cold
-functions and loop less parts of functions executed once are then optimized for
-size.
-Enabled by default at @option{-O} and higher.
-
 @item -fipa-cp
 @opindex fipa-cp
 Perform interprocedural constant propagation.
@@ -7448,8 +7447,6 @@ that otherwise would not fit in memory.  This option enables
 
 Disabled by default.
 
-This option is experimental.
-
 @item -fwpa
 @opindex fwpa
 This is an internal option used by GCC when compiling with
@@ -8510,8 +8507,7 @@ The size of L2 cache, in kilobytes.
 
 @item min-insn-to-prefetch-ratio
 The minimum ratio between the number of instructions and the
-number of prefetches to enable prefetching in a loop with an
-unknown trip count.
+number of prefetches to enable prefetching in a loop.
 
 @item prefetch-min-insn-to-mem-ratio
 The minimum ratio between the number of instructions and the