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-rw-r--r--src/grt/grt-options.adb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/grt/grt-options.adb b/src/grt/grt-options.adb
index 943ff9626..78c25c17a 100644
--- a/src/grt/grt-options.adb
+++ b/src/grt/grt-options.adb
@@ -162,6 +162,8 @@ package body Grt.Options is
P (" --stop-delta=X stop the simulation cycle after X delta");
P (" --expect-failure invert exit status");
P (" --no-run do not simulate, only elaborate");
+ P (" --unbuffered disable buffering on stdout, stderr and");
+ P (" files opened in write or append mode (TEXTIO).");
-- P (" --threads=N use N threads for simulation");
P ("Additional features:");
P (" --has-feature=X test presence of feature X");