toolchain: Update GCC 8 to version 8.4.0

[openwrt/openwrt.git] / toolchain / gcc / patches / 8.4.0 / 920-specs_nonfatal_getenv.patch

diff --git a/toolchain/gcc/patches/8.4.0/920-specs_nonfatal_getenv.patch b/toolchain/gcc/patches/8.4.0/920-specs_nonfatal_getenv.patch
new file mode 100644 (file)
index 0000000..c3836e6
--- /dev/null
+++ b/toolchain/gcc/patches/8.4.0/920-specs_nonfatal_getenv.patch
@@ -0,0 +1,22 @@
+Author: Jo-Philipp Wich <jow@openwrt.org>
+Date:   Sat Apr 21 03:02:39 2012 +0000
+
+    gcc: add patch to make the getenv() spec function nonfatal if requested environment variable is unset
+    
+    SVN-Revision: 31390
+
+--- a/gcc/gcc.c
++++ b/gcc/gcc.c
+@@ -9347,8 +9347,10 @@ getenv_spec_function (int argc, const ch
+     value = varname;
+ 
+   if (!value)
+-    fatal_error (input_location,
+-               "environment variable %qs not defined", varname);
++    {
++      warning (input_location, "environment variable %qs not defined", varname);
++      value = "";
++    }
+ 
+   /* We have to escape every character of the environment variable so
+      they are not interpreted as active spec characters.  A