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[Truffle] Allow seed to be configured for randomization.
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chrisseaton committed Feb 5, 2015
1 parent a595f9d commit cad0d25
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Showing 2 changed files with 2 additions and 1 deletion.
1 change: 1 addition & 0 deletions core/src/main/java/org/jruby/util/cli/
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Expand Up @@ -158,6 +158,7 @@ public class Options {
public static final Option<Boolean> TRUFFLE_DISPATCH_METHODMISSING_ALWAYS_INLINED = bool(TRUFFLE, "", true, "Always inline #method_missing call targets.");

public static final Option<Boolean> TRUFFLE_RANDOMIZE_STORAGE_ARRAY = bool(TRUFFLE, "truffle.randomize_storage.array", false, "Randomize Array storage strategy.");
public static final Option<Integer> TRUFFLE_RANDOMIZE_SEED = integer(TRUFFLE, "truffle.randomize.seed", 0, "Seed for any randomization.");

public static final Option<TruffleBridge.BacktraceFormatter> TRUFFLE_BACKTRACE_DISPLAY_FORMAT = enumeration(TRUFFLE, "truffle.backtrace.display_format", TruffleBridge.BacktraceFormatter.class, TruffleBridge.BacktraceFormatter.MRI, "How to format backtraces displayed to the user.");
public static final Option<TruffleBridge.BacktraceFormatter> TRUFFLE_BACKTRACE_DEBUG_FORMAT = enumeration(TRUFFLE, "truffle.backtrace.debug_format", TruffleBridge.BacktraceFormatter.class, TruffleBridge.BacktraceFormatter.DEBUG, "How to format backtraces displayed using TruffleDebug.dump_call_stack.");
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Expand Up @@ -30,7 +30,7 @@ public final class RubyArray extends RubyBasicObject {
public static final int ARRAYS_SMALL = Options.TRUFFLE_ARRAYS_SMALL.load();

private static final boolean RANDOMIZE_STORAGE_ARRAY = Options.TRUFFLE_RANDOMIZE_STORAGE_ARRAY.load();
private static final Random random = new Random(0);
private static final Random random = new Random(Options.TRUFFLE_RANDOMIZE_SEED.load());

private final ArrayAllocationSite allocationSite;
private Object store;
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