norm testall -- fix silent failure

Author: hmage

norm_common

@@ -20,7 +20,7 @@ hash $SHASUM_BIN 2>/dev/null || SHASUM_BIN=sha1sum
 ## since we use -march=native, i7 binaries won't run on core2 -- add arch to machine id
 GCCARCH=`(gcc -march=native -Q --help=target || true) 2>&1 | grep -- '^ *-march=' | awk '{ print $2 }' || true`
 if [[ $GCCARCH == "" ]]; then
-    GCCARCH=`clang -v -xc /dev/null -O3 -march=native -o- -E 2>&1 | grep -o 'target-cpu \w*'|awk '{print $2}'`
+    GCCARCH=`clang -v -xc /dev/null -O3 -march=native -o- -E 2>&1 | grep -o 'target-cpu \w*'|awk '{print $2}' || true`
 fi
 
 ## get machine id for later