From bfc07c71d4069eafaab66e1a5f6843006b194fcb Mon Sep 17 00:00:00 2001
From: Paul Floyd <pjfloyd@wanadoo.fr>
Date: Tue, 15 Apr 2025 20:52:59 +0200
Subject: [PATCH] Flush stack overflow / failure to grow stack messages.

These messages were missing for the test

none/tests/solaris/stack_overflow

on Illumos. The test now passes.
---
 coregrind/m_signals.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/coregrind/m_signals.c b/coregrind/m_signals.c
index 53614d303..f0e6b8e7c 100644
--- a/coregrind/m_signals.c
+++ b/coregrind/m_signals.c
@@ -2741,6 +2741,7 @@ Bool VG_(extend_stack)(ThreadId tid, Addr addr)
       else
          VG_(umsg)("Cannot map memory to grow the stack for thread #%u "
                    "to %#lx\n", tid, new_stack_base);
+      VG_(message_flush)();
       return False;
    }
 
-- 
2.47.2