Fix last commit: remove "core dump"

Author: GJDuck

test/regtest/exec.sh

@@ -16,6 +16,5 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 trap '' SIGILL SIGTRAP SIGSEGV
-ulimit -c 0
 "$@"
 

test/regtest/regtest.cpp

@@ -138,6 +138,10 @@ static bool runTest(const struct dirent *test, const std::string &options)
             r, out.c_str());
         return false;
     }
+    command.clear();
+    command = "sed -i 's/ (core dumped)//g' ";
+    command += out;
+    system(command.c_str());
 
     // Step (3): compare the output
     FILE *OUT = fopen(out.c_str(), "r");