From 742c8e9610950504831c5b43eb0381f1714b0c0a Mon Sep 17 00:00:00 2001
From: Frederick Zhang <frederick888@tsundere.moe>
Date: Sat, 28 Jan 2017 20:24:46 +1100
Subject: [PATCH] patch darwin-driver.c to compile gcc 6.3.0

see https://gcc.gnu.org/viewcvs/gcc/trunk/gcc/config/darwin-driver.c?r1=244010&r2=244009&pathrev=244010
---
 build_gcc.sh                  |  5 +++++
 patches/darwin-driver.c.patch | 15 +++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 patches/darwin-driver.c.patch

diff --git a/build_gcc.sh b/build_gcc.sh
index 3af5352..1eb07b8 100755
--- a/build_gcc.sh
+++ b/build_gcc.sh
@@ -65,6 +65,11 @@ if [ $(osxcross-cmp $GCC_VERSION '>' 5.0.0) == 1 ] &&
   patch -p1 < $PATCH_DIR/gcc-pr66035.patch
 fi
 
+if [ $(osxcross-cmp $GCC_VERSION '==' 6.3.0) == 1 ]; then
+    # https://gcc.gnu.org/viewcvs/gcc/trunk/gcc/config/darwin-driver.c?r1=244010&r2=244009&pathrev=244010
+    patch -p1 < $PATCH_DIR/darwin-driver.c.patch
+fi
+
 mkdir -p build
 pushd build &>/dev/null
 
diff --git a/patches/darwin-driver.c.patch b/patches/darwin-driver.c.patch
new file mode 100644
index 0000000..c4f1ea3
--- /dev/null
+++ b/patches/darwin-driver.c.patch
@@ -0,0 +1,15 @@
+--- trunk/gcc/config/darwin-driver.c	2017/01/03 00:16:13	244009
++++ trunk/gcc/config/darwin-driver.c	2017/01/03 05:36:40	244010
+@@ -299,10 +299,10 @@
+   if (vers_string != NULL)
+     {
+       char *asm_major = NULL;
+-      char *first_period = strchr(vers_string, '.');
++      const char *first_period = strchr(vers_string, '.');
+       if (first_period != NULL)
+ 	{
+-	  char *second_period = strchr(first_period+1, '.');
++	  const char *second_period = strchr(first_period+1, '.');
+ 	  if (second_period  != NULL)
+ 	    asm_major = xstrndup (vers_string, second_period-vers_string);
+ 	  else