From afab271fa1a79a164decd47fda1cdada78730b0f Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@home.transmeta.com>
Date: Tue, 11 Mar 2003 17:13:31 -0800
Subject: Error out for the case of a gcc-2.96 compiler with
 CONFIG_FRAME_POINTER set. A few versions of gcc-2.96 generate seriously
 incorrect code.

---
 init/main.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'init')

diff --git a/init/main.c b/init/main.c
index f885a1f785a6..55d1c0595e85 100644
--- a/init/main.c
+++ b/init/main.c
@@ -39,6 +39,16 @@
 #include <asm/io.h>
 #include <asm/bugs.h>
 
+/*
+ * This is one of the first .c files built. Error out early
+ * if we have compiler trouble..
+ */
+#if __GNUC__ == 2 && __GNUC_MINOR__ == 96
+#ifdef CONFIG_FRAME_POINTER
+#error This compiler cannot compile correctly with frame pointers enabled
+#endif
+#endif
+
 #ifdef CONFIG_X86_LOCAL_APIC
 #include <asm/smp.h>
 #endif
-- 
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