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Unified Diff: src/v8.cc

Issue 93633008: --predictable mode added (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years ago
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Index: src/v8.cc
diff --git a/src/v8.cc b/src/v8.cc
index 004a33946148cc2a4f9c71591c5463606726d348..265f0a6db008580cf4d02fd098b4fa749f8eb898 100644
--- a/src/v8.cc
+++ b/src/v8.cc
@@ -162,6 +162,15 @@ void V8::FireCallCompletedCallback(Isolate* isolate) {
void V8::InitializeOncePerProcessImpl() {
FlagList::EnforceFlagImplications();
+
+ if (FLAG_predictable) {
+ if (FLAG_random_seed == 0) {
+ // Avoid random seeds in predictable mode.
+ FLAG_random_seed = 12347;
+ }
+ FLAG_hash_seed = 0;
+ }
+
if (FLAG_stress_compaction) {
FLAG_force_marking_deque_overflows = true;
FLAG_gc_global = true;
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