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-rw-r--r--browser/app/winlauncher/LauncherProcessWin.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/browser/app/winlauncher/LauncherProcessWin.cpp b/browser/app/winlauncher/LauncherProcessWin.cpp
index b40e0fceb5..81d4ee91e9 100644
--- a/browser/app/winlauncher/LauncherProcessWin.cpp
+++ b/browser/app/winlauncher/LauncherProcessWin.cpp
@@ -401,8 +401,12 @@ Maybe<int> LauncherMain(int& argc, wchar_t* argv[],
}
#endif // defined(MOZ_LAUNCHER_PROCESS)
- // Now proceed with setting up the parameters for process creation
- UniquePtr<wchar_t[]> cmdLine(MakeCommandLine(argc, argv));
+ // Now proceed with setting up the parameters for process creation.
+ constexpr static const wchar_t* extraArgs[] = {
+ L"/prefetch:1", // for APFL; see ipc/glue/GeckoChildProcessHost.cpp
+ };
+ UniquePtr<wchar_t[]> cmdLine(
+ MakeCommandLine(argc, argv, ARRAYSIZE(extraArgs), extraArgs));
if (!cmdLine) {
HandleLauncherError(LAUNCHER_ERROR_GENERIC());
return Nothing();