From cf1955dc95d70b3e6cdbbdf358bcd865ef0cb0f5 Mon Sep 17 00:00:00 2001
From: Paul Brook <paul@codesourcery.com>
Date: Fri, 20 Jan 2006 00:01:56 +0000
Subject: [PATCH] arm.c (arm_compute_func_type): Treat all functions as nothrow
when unwinding tables are disabled.
2006-01-19 Paul Brook <paul@codesourcery.com>
* gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
as nothrow when unwinding tables are disabled.
From-SVN: r109994
---
gcc/ChangeLog | 5 +++++
gcc/config/arm/arm.c | 4 +++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bc65db863676..ff5462f26a7f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-19 Paul Brook <paul@codesourcery.com>
+
+ * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
+ as nothrow when unwinding tables are disabled.
+
2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR testsuite/25171
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index e5309e046ddd..23f64aee38ba 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -1413,7 +1413,9 @@ arm_compute_func_type (void)
register values that will never be needed again. This optimization
was added to speed up context switching in a kernel application. */
if (optimize > 0
- && TREE_NOTHROW (current_function_decl)
+ && (TREE_NOTHROW (current_function_decl)
+ || !(flag_unwind_tables
+ || (flag_exceptions && !USING_SJLJ_EXCEPTIONS)))
&& TREE_THIS_VOLATILE (current_function_decl))
type |= ARM_FT_VOLATILE;
--
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