"",
#endif /* DEBUG */
#if defined(THREADED_RTS) && !defined(NOSMP)
-" -N<n> Use <n> OS threads (default: 1)",
+" -N<n> Use <n> OS threads (default: 1) (also sets -g)",
" -g<n> Use <n> OS threads for GC (default: 1)",
" -qm Don't automatically migrate threads between CPUs",
" -qw Migrate a thread to the current CPU when it is woken up",
if (rts_argv[arg][2] != '\0') {
RtsFlags.ParFlags.nNodes
= strtol(rts_argv[arg]+2, (char **) NULL, 10);
+ // set -g at the same time as -N by default
+ RtsFlags.ParFlags.gcThreads = RtsFlags.ParFlags.nNodes;
if (RtsFlags.ParFlags.nNodes <= 0) {
errorBelch("bad value for -N");
error = rtsTrue;
}
+#if defined(PROFILING)
+ if (RtsFlags.ParFlags.nNodes > 1) {
+ errorBelch("bad option %s: only -N1 is supported with profiling", rts_argv[arg]);
+ error = rtsTrue;
+ }
+#endif
}
) break;
errorBelch("bad value for -g");
error = rtsTrue;
}
-#if defined(PROFILING)
- if (RtsFlags.ParFlags.nNodes > 1) {
- errorBelch("bad option %s: only -N1 is supported with profiling", rts_argv[arg]);
- error = rtsTrue;
- }
-#endif
}
) break;