From 4bf2d473691e148cd35187b7d12a01d6cd738a2d Mon Sep 17 00:00:00 2001
From: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Date: Fri, 20 Jan 2006 14:30:33 +0000
Subject: [PATCH] re PR ada/24533 (FAIL: a85013b: *** glibc detected ***
free(): invalid pointer: 0x00062a00 ***)
PR ada/24533
* s-osinte-linux-hppa.ads: Reduce alignment of atomic_lock_t to 8.
From-SVN: r110025
---
gcc/ada/ChangeLog | 5 +++++
gcc/ada/s-osinte-linux-hppa.ads | 5 ++++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 8257e4265f21..bc2e38c1ced7 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR ada/24533
+ * s-osinte-linux-hppa.ads: Reduce alignment of atomic_lock_t to 8.
+
2005-12-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* s-osinte-linux-hppa.ads: Correct alignment of atomic_lock_t.
diff --git a/gcc/ada/s-osinte-linux-hppa.ads b/gcc/ada/s-osinte-linux-hppa.ads
index ec7efd2feae1..40f0d073af56 100644
--- a/gcc/ada/s-osinte-linux-hppa.ads
+++ b/gcc/ada/s-osinte-linux-hppa.ads
@@ -508,7 +508,10 @@ private
lock : lock_array;
end record;
pragma Convention (C, atomic_lock_t);
- for atomic_lock_t'Alignment use 16;
+ -- ??? Alignment should be 16 but this is larger than BIGGEST_ALIGNMENT.
+ -- This causes an erroneous pointer value to sometimes be passed to free
+ -- during deallocation. See PR ada/24533 for more details.
+ for atomic_lock_t'Alignment use 8;
type struct_pthread_fast_lock is record
spinlock : atomic_lock_t;
--
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