gcc5: Fix build on NIOS2

The gcc 5.3 does not build on NIOS2 due to a missing MUSL_DYNAMIC_LINKER
definition in it's config file. Add the definition to fix the build issue.
The output produced during the failing build is as follows:

g++    -isystem/b/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -DIN_GCC  -DCROSS_DIRECTORY_STRUCTURE  -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings   -DHAVE_CONFIG_H -static-libstdc++ -static-libgcc -L/b/tmp/sysroots/x86_64-linux/usr/lib -L/b/tmp/sysroots/x86_64-linux/lib -Wl,-rpath-link,/b/tmp/sysroots/x86_64-linux/usr/lib -Wl,-rpath-link,/b/tmp/sysroots/x86_64-linux/lib -Wl,-rpath,/b/tmp/sysroots/x86_64-linux/usr/lib -Wl,-rpath,/b/tmp/sysroots/x86_64-linux/lib -Wl,-O1 gcc-ar.o -o gcc-ar \
        file-find.o libcommon.a ../libcpp/libcpp.a   ../libbacktrace/.libs/libbacktrace.a ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a
In file included from ./tm.h:27:0,
                 from /b/tmp/work-shared/gcc-5.3.0-r0/gcc-5.3.0/gcc/gcc.c:34:
./config/linux.h:92:28: error: expected ',' or ';' before 'MUSL_DYNAMIC_LINKER'
     BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
                            ^
./config/linux.h:59:60: note: in definition of macro 'CHOOSE_DYNAMIC_LINKER1'
   "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}"
                                                            ^
./config/linux.h:91:3: note: in expansion of macro 'CHOOSE_DYNAMIC_LINKER'
   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \
   ^
./config/nios2/linux.h:40:25: note: in expansion of macro 'GNU_USER_DYNAMIC_LINKER'
       -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
                         ^
/b/tmp/work-shared/gcc-5.3.0-r0/gcc-5.3.0/gcc/gcc.c:884:32: note: in expansion of macro 'LINK_SPEC'
 static const char *link_spec = LINK_SPEC;
                                ^
<command-line>:0:27: warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings]
/b/tmp/work-shared/gcc-5.3.0-r0/gcc-5.3.0/gcc/gcc.c:1295:48: note: in expansion of macro 'STANDARD_STARTFILE_PREFIX'
 static char *const standard_startfile_prefix = STANDARD_STARTFILE_PREFIX;

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Khem Raj <raj.khem@gmail.com>
Cc: Ross Burton <ross.burton@intel.com>
Cc: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Ross Burton <ross.burton@intel.com>

0 files changed, 0 insertions, 0 deletions