diff -rupN src/gcc-4.5.2/gcc/config/arm/t-arm-elf src/gcc-4.5.2.new/gcc/config/arm/t-arm-elf
--- src/gcc-4.5.2/gcc/config/arm/t-arm-elf	2009-08-06 16:27:45.000000000 +0200
+++ src/gcc-4.5.2.new/gcc/config/arm/t-arm-elf	2015-01-28 20:17:14.871648910 +0100
@@ -120,3 +120,15 @@ $(T)crtn.o: $(srcdir)/config/arm/crtn.as
 	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
 	-c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/arm/crtn.asm
 
+
+
+MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork
+MULTILIB_DIRNAMES += normal interwork
+
+
+
+
+MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork
+MULTILIB_DIRNAMES += normal interwork
+
+
diff -rupN src/gcc-4.5.2/gcc/doc/cppopts.texi src/gcc-4.5.2.new/gcc/doc/cppopts.texi
--- src/gcc-4.5.2/gcc/doc/cppopts.texi	2010-04-02 21:54:46.000000000 +0200
+++ src/gcc-4.5.2.new/gcc/doc/cppopts.texi	2015-01-28 20:17:14.919648912 +0100
@@ -760,7 +760,7 @@ Replacement:      [    ]    @{    @}
 Enable special code to work around file systems which only permit very
 short file names, such as MS-DOS@.
 
-@itemx --help
+@item --help
 @itemx --target-help
 @opindex help
 @opindex target-help
diff -rupN src/gcc-4.5.2/gcc/doc/generic.texi src/gcc-4.5.2.new/gcc/doc/generic.texi
--- src/gcc-4.5.2/gcc/doc/generic.texi	2010-07-06 22:23:53.000000000 +0200
+++ src/gcc-4.5.2.new/gcc/doc/generic.texi	2015-01-28 20:17:14.923648912 +0100
@@ -1407,13 +1407,13 @@ generate these expressions anyhow, if it
 not matter.  The type of the operands and that of the result are
 always of @code{BOOLEAN_TYPE} or @code{INTEGER_TYPE}.
 
-@itemx POINTER_PLUS_EXPR
+@item POINTER_PLUS_EXPR
 This node represents pointer arithmetic.  The first operand is always
 a pointer/reference type.  The second operand is always an unsigned
 integer type compatible with sizetype.  This is the only binary
 arithmetic operand that can operate on pointer types.
 
-@itemx PLUS_EXPR
+@item PLUS_EXPR
 @itemx MINUS_EXPR
 @itemx MULT_EXPR
 These nodes represent various binary arithmetic operations.
diff -rupN src/gcc-4.5.2/gcc/doc/invoke.texi src/gcc-4.5.2.new/gcc/doc/invoke.texi
--- src/gcc-4.5.2/gcc/doc/invoke.texi	2010-09-08 19:36:40.000000000 +0200
+++ src/gcc-4.5.2.new/gcc/doc/invoke.texi	2015-01-28 20:17:14.915648912 +0100
@@ -4875,11 +4875,11 @@ Dump after duplicating the computed goto
 @option{-fdump-rtl-ce3} enable dumping after the three
 if conversion passes.
 
-@itemx -fdump-rtl-cprop_hardreg
+@item -fdump-rtl-cprop_hardreg
 @opindex fdump-rtl-cprop_hardreg
 Dump after hard register copy propagation.
 
-@itemx -fdump-rtl-csa
+@item -fdump-rtl-csa
 @opindex fdump-rtl-csa
 Dump after combining stack adjustments.
 
@@ -4890,11 +4890,11 @@ Dump after combining stack adjustments.
 @option{-fdump-rtl-cse1} and @option{-fdump-rtl-cse2} enable dumping after
 the two common sub-expression elimination passes.
 
-@itemx -fdump-rtl-dce
+@item -fdump-rtl-dce
 @opindex fdump-rtl-dce
 Dump after the standalone dead code elimination passes.
 
-@itemx -fdump-rtl-dbr
+@item -fdump-rtl-dbr
 @opindex fdump-rtl-dbr
 Dump after delayed branch scheduling.
 
@@ -4939,7 +4939,7 @@ Dump after the initialization of the reg
 @opindex fdump-rtl-initvals
 Dump after the computation of the initial value sets.
 
-@itemx -fdump-rtl-into_cfglayout
+@item -fdump-rtl-into_cfglayout
 @opindex fdump-rtl-into_cfglayout
 Dump after converting to cfglayout mode.
 
@@ -4969,7 +4969,7 @@ Dump after removing redundant mode switc
 @opindex fdump-rtl-rnreg
 Dump after register renumbering.
 
-@itemx -fdump-rtl-outof_cfglayout
+@item -fdump-rtl-outof_cfglayout
 @opindex fdump-rtl-outof_cfglayout
 Dump after converting from cfglayout mode.
 
@@ -4981,7 +4981,7 @@ Dump after the peephole pass.
 @opindex fdump-rtl-postreload
 Dump after post-reload optimizations.
 
-@itemx -fdump-rtl-pro_and_epilogue
+@item -fdump-rtl-pro_and_epilogue
 @opindex fdump-rtl-pro_and_epilogue
 Dump after generating the function pro and epilogues.