1 files changed, 2 insertions, 0 deletions
diff --git a/src/isl.mk b/src/isl.mk
index 2423a36..48dd7ee 100644
--- a/src/isl.mk
+++ b/src/isl.mk
@@ -15,6 +15,8 @@ $(PKG)_DEPS     := gcc gmp
 $(PKG)_DEPS_$(BUILD) := gmp
 
 # stick to tested versions from gcc
+# while in gcc4 series specific versions are required:
+# http://web.archive.org/web/20141031011459/http://gcc.gnu.org/install/prerequisites.html
 define $(PKG)_UPDATE
     $(WGET) -q -O- 'ftp://gcc.gnu.org/pub/gcc/infrastructure/' | \
     $(SED) -n 's,.*isl-\([0-9][^>]*\)\.tar.*,\1,p' | \