patches for building gcc-10.3.0 on Apple Silicon

patches/gcc-10.3.0/0007-apple-silicon.diff

@@ -0,0 +1,30 @@
+diff -ru a/gcc/config/host-darwin.c b/gcc/config/host-darwin.c
+--- a/gcc/config/host-darwin.c  2021-04-08 13:56:28.000000000 +0200
++++ b/gcc/config/host-darwin.c  2021-12-13 14:48:53.000000000 +0100
+@@ -22,6 +22,8 @@
+ #include "coretypes.h"
+ #include "diagnostic-core.h"
+ #include "config/host-darwin.h"
++#include "hosthooks.h"
++#include "hosthooks-def.h"
+
+ /* Yes, this is really supposed to work.  */
+ /* This allows for a pagesize of 16384, which we have on Darwin20, but should
+@@ -78,3 +80,5 @@
+
+   return ret;
+ }
++
++const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;
+diff -ru a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
+--- a/gcc/config/aarch64/aarch64.h  2021-04-08 13:56:28.000000000 +0200
++++ b/gcc/config/aarch64/aarch64.h  2021-12-13 14:50:07.000000000 +0100
+@@ -1200,7 +1200,7 @@
+ #define MCPU_TO_MARCH_SPEC_FUNCTIONS \
+   { "rewrite_mcpu", aarch64_rewrite_mcpu },
+
+-#if defined(__aarch64__)
++#if defined(__aarch64__) && ! defined(__APPLE__)
+ extern const char *host_detect_local_cpu (int argc, const char **argv);
+ #define HAVE_LOCAL_CPU_DETECT
+ # define EXTRA_SPEC_FUNCTIONS            \