Revert the reading of the parameter string to what it is in master.

examples/main.c

@@ -181,11 +181,8 @@ int main(int argc, char *argv[]) {
 
   /* Parse the parameters */
   int c;
-  char parameters[200] = "acCdDef:FgGhMn:P:sSt:Tv:y:Y:";
-#ifdef SWIFT_DEBUG_CHECKS
-  strcat(parameters, "x");
-#endif
-  while ((c = getopt(argc, argv, parameters)) != -1) switch (c) {
+  while ((c = getopt(argc, argv, "acCdDef:FgGhMn:P:sSt:Tv:y:Y:")) != -1)
+    switch (c) {
       case 'a':
 #if defined(HAVE_SETAFFINITY) && defined(HAVE_LIBNUMA)
         with_aff = 1;
@@ -206,7 +203,11 @@ int main(int argc, char *argv[]) {
         with_drift_all = 1;
         break;
       case 'e':
+#ifdef HAVE_FE_ENABLE_EXCEPT
         with_fp_exceptions = 1;
+#else
+        error("Need support for floating point exception on this platform");
+#endif
         break;
       case 'f':
         if (sscanf(optarg, "%llu", &cpufreq) != 1) {
@@ -382,11 +383,19 @@ int main(int argc, char *argv[]) {
 
   /* Do we choke on FP-exceptions ? */
   if (with_fp_exceptions) {
+#ifdef HAVE_FE_ENABLE_EXCEPT
     feenableexcept(FE_DIVBYZERO | FE_INVALID | FE_OVERFLOW);
+#endif
     if (myrank == 0)
       message("WARNING: Floating point exceptions will be reported.");
   }
 
+/* Do we have slow barriers? */
+#ifndef HAVE_PTHREAD_BARRIERS
+  if (myrank == 0)
+    message("WARNING: Non-optimal thread barriers are being used.");
+#endif
+
   /* How large are the parts? */
   if (myrank == 0) {
     message("sizeof(part)        is %4zi bytes.", sizeof(struct part));
@@ -693,9 +702,9 @@ int main(int argc, char *argv[]) {
 
   /* Legend */
   if (myrank == 0)
-    printf("# %6s %14s %14s %10s %10s %10s %16s [%s]\n", "Step", "Time",
+    printf("# %6s %14s %14s %12s %12s %12s %16s [%s] %6s\n", "Step", "Time",
            "Time-step", "Updates", "g-Updates", "s-Updates", "Wall-clock time",
-           clocks_getunit());
+           clocks_getunit(), "Props");
 
   /* File for the timers */
   if (with_verbose_timers) timers_open_file(myrank);