openwrtv4/toolchain/gcc/patches/4.8-linaro/209-musl_libstdc++.patch

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--- a/libstdc++-v3/configure.host
+++ b/libstdc++-v3/configure.host
@@ -264,6 +264,13 @@ case "${host_os}" in
os_include_dir="os/bsd/freebsd"
;;
gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
+ # check for musl by target
+ case "${host_os}" in
+ *-musl*)
+ os_include_dir="os/generic"
+ ;;
+ *)
+
if [ "$uclibc" = "yes" ]; then
os_include_dir="os/uclibc"
elif [ "$bionic" = "yes" ]; then
@@ -272,6 +279,9 @@ case "${host_os}" in
os_include_dir="os/gnu-linux"
fi
;;
+
+ esac
+ ;;
hpux*)
os_include_dir="os/hpux"
;;