-idirafter @var{dir}
-include @var{file} -imacros @var{file}
-iprefix @var{file} -iwithprefix @var{dir}
--iwithprefixbefore @var{dir} -isystem @var{dir}
+-iwithprefixbefore @var{dir} -isystem @var{dir} -isystem-c++ @var{dir}
-M -MD -MM -MMD -MG -nostdinc -P -trigraphs
-undef -U@var{macro} -Wp,@var{option}
@end smallexample
-mcpu= -march= -mfpe=
-mstructure-size-boundary=
-mbsd -mxopen -mno-symrename
+-mabort-on-noreturn
+-mno-sched-prolog
@emph{Thumb Options}
-mtpcs-frame -mno-tpcs-frame
implementations store a single pointer to a @samp{thunk} function which
does any necessary adjustment and then calls the target function.
+This option also enables a heuristic for controlling emission of
+vtables; if a class has any non-inline virtual functions, the vtable
+will be emitted in the translation unit containing the first one of
+those.
+
Like all options that change the ABI, all C++ code, @emph{including
libgcc.a} must be built with the same setting of this option.
compiler is built for cross-compilation.
@item -mcpu=<name>
+@item -mtune=<name>
@kindex -mcpu=
+@kindex -mtune=
This specifies the name of the target ARM processor. GCC uses this name
to determine what kind of instructions it can use when generating
assembly code. Permissable names are: arm2, arm250, arm3, arm6, arm60,
arm600, arm610, arm620, arm7, arm7m, arm7d, arm7dm, arm7di, arm7dmi,
arm70, arm700, arm700i, arm710, arm710c, arm7100, arm7500, arm7500fe,
-arm7tdmi, arm8, strongarm, strongarm110
+arm7tdmi, arm8, strongarm, strongarm110, strongarm1100, arm8, arm810,
+arm9, arm9tdmi. @samp{-mtune=} is a synonym for @samp{-mcpue=} to
+support older versions of GCC.
@item -march=<name>
@kindex -march=
armv3, armv3m, armv4, armv4t
@item -mfpe=<number>
+@item -mfp=<number>
@kindex -mfpe=
+@kindex -mfp=
This specifes the version of the floating point emulation available on
-the target. Permissable values are 2 and 3.
+the target. Permissable values are 2 and 3. @samp{-mfp=} is a synonym
+for @samp{-mfpe=} to support older versions of GCC.
@item -mstructure-size-boundary=<n>
@kindex -mstructure-size-boundary
using structures or unions. Programmers are encouraged to use the 32
value as future versions of the toolchain may default to this value.
+@item -mabort-on-noreturn
+@kindex -mabort-on-noreturn
+@kindex -mnoabort-on-noreturn
+Generate a call to the function abort at the end of a noreturn function.
+It will be executed if the function tries to return.
+
@end table
@node Thumb Options
@itemx -mno-regnames
On System V.4 and embedded PowerPC systems do (do not) emit register
names in the assembly language output using symbolic forms.
+
@end table
+
@node RT Options
@subsection IBM RT Options
@cindex RT options