component/gcc: add alternate version 8.2.0

component/gcc/buildout.cfg

 # GNU C Compiler
-# Mostly required to support languages different than C or C++
+# Required to use a "known good version" of the compiler or to support languages different than C or C++
 [buildout]
 extends =
   ../gettext/buildout.cfg
@@ -50,3 +50,23 @@ configure-options =
 environment =
   LDFLAGS=-Wl,-rpath=${gmp:location}/lib -Wl,-rpath=${mpc:location}/lib -Wl,-rpath=${mpfr:location}/lib
   PATH=${perl:location}/bin:${tar:location}/bin:%(PATH)s
+
+
+[gcc-8.2]
+recipe = slapos.recipe.cmmi
+shared = true
+url = https://ftp.gnu.org/gnu/gcc/gcc-8.2.0/gcc-8.2.0.tar.gz
+md5sum = ee04f0c22a941f5f17d93809387f2729
+configure-options =
+  --disable-bootstrap
+  --disable-multilib
+  --with-gmp=${gmp:location}
+  --with-mpfr=${mpfr:location}
+  --with-mpc=${mpc:location}
+  --enable-languages="c,c++,fortran"
+  --with-isl=${isl:location}
+  --with-ld=${binutils:location}/bin/ld
+  --with-as=${binutils:location}/bin/as
+environment =
+  LDFLAGS=-Wl,-rpath=${gmp:location}/lib -Wl,-rpath=${isl:location}/lib -Wl,-rpath=${mpc:location}/lib -Wl,-rpath=${mpfr:location}/lib
+  PATH=${binutils:location}/bin:${gettext:location}/bin:${perl:location}/bin:${tar:location}/bin:%(PATH)s