From 4a1abe6cfa4457518fc38aa0f61f6f652422aa2d Mon Sep 17 00:00:00 2001
From: Rani2909 <ammburani@gmail.com>
Date: Fri, 28 Aug 2026 11:25:17 -0600
Subject: [PATCH] fix: gate x86 idle hlt for hosted builds

---
 kernel/src/task.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/kernel/src/task.c b/kernel/src/task.c
index d2116369..cb98f277 100644
--- a/kernel/src/task.c
+++ b/kernel/src/task.c
@@ -171,12 +171,13 @@ static void idle_task_func(void *arg)
         /* WFI — wait for interrupt, saves power */
 #if defined(__ARM_ARCH)
         __asm volatile ("wfi");
-#elif defined(__x86_64__) || defined(_M_X64)
-        __asm volatile ("hlt");
 #elif defined(__riscv)
         __asm volatile ("wfi");
+#elif (defined(__x86_64__) || defined(_M_X64)) && !defined(_WIN32) && \
+      !defined(__STDC_HOSTED__)
+        __asm volatile ("hlt");
 #else
-        /* Host/simulation: just spin */
+        /* Hosted host/simulation: just spin */
         volatile int dummy = 0;
         (void)dummy;
 #endif