Substitution of CC parameter homogenization.

diff --git a/build-rr.sh b/build-rr.sh
index 933525af6dd059f46b7ae281d42e685c4f2806ef..a4e46f16dd804027fe0edd4e47e8aa83761e2317 100755 (executable)
--- a/build-rr.sh
+++ b/build-rr.sh
@@ -56,6 +56,8 @@ helpme ()
        exit 1
 }
 
+CC=${CC:-cc}
+
 BUILDRUMP=$(pwd)/buildrump.sh
 
 # overriden by script if true
@@ -309,7 +311,7 @@ checktools ()
        delay=5
 
        # check that gcc is modern enough
-       vers=$(${CC:-cc} -E -dM - < /dev/null | LANG=C awk '
+       vers=$(${CC} -E -dM - < /dev/null | LANG=C awk '
            /__GNUC__/ {version += 100*$3}
            /__GNUC_MINOR__/ {version += $3}
            END { print version; if (version) exit 0; exit 1; }') \
@@ -326,7 +328,7 @@ checktools ()
        fi
 
        # check that ld is modern enough
-       vers=$(${CC:-cc} -Wl,--version 2>&1 | LANG=C awk '
+       vers=$(${CC} -Wl,--version 2>&1 | LANG=C awk '
            /GNU ld/{version += 100*$NF}
            END { print version; if (version) exit 0; exit 1; }') \
                || die unable to probe ld version