[hyperion] 37706: GCC 4.3 correctly aligns stack-allocated objects Patch by "hto", from bugzilla See issue #3608 for more details.

Author: hyperion
Date: Fri Nov 28 08:47:19 2008
New Revision: 37706

URL: http://svn.reactos.org/svn/reactos?rev=37706&view=rev
Log:
GCC 4.3 correctly aligns stack-allocated objects
Patch by "hto", from bugzilla
See issue #3608 for more details.

Modified:
    trunk/reactos/lib/rtl/srw.c
    trunk/reactos/ntoskrnl/include/internal/ex.h

Modified: trunk/reactos/lib/rtl/srw.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/srw.c?rev=37706&...
==============================================================================
--- trunk/reactos/lib/rtl/srw.c [iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/srw.c [iso-8859-1] Fri Nov 28 08:47:19 2008
@@ -44,7 +44,7 @@
                              RTL_SRWLOCK_SHARED | RTL_SRWLOCK_CONTENTION_LOCK)
 #define RTL_SRWLOCK_BITS    4

-#if defined(__GNUC__) && !defined(_M_AMD64)
+#if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ < 40300) && !defined(_M_AMD64)
 /* This macro will cause the code to assert if compiled with a buggy
    version of GCC that doesn't align the wait blocks properly on the stack! */
 #define ASSERT_SRW_WAITBLOCK(ptr) \

Modified: trunk/reactos/ntoskrnl/include/internal/ex.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/include/internal/e...
==============================================================================
--- trunk/reactos/ntoskrnl/include/internal/ex.h [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/include/internal/ex.h [iso-8859-1] Fri Nov 28 08:47:19 2008
@@ -92,9 +92,9 @@
 #define MAX_HIGH_INDEX      (MID_LEVEL_ENTRIES * MID_LEVEL_ENTRIES * LOW_LEVEL_ENTRIES)

//
-// Detect GCC
+// Detect old GCC
 //
-#ifdef __GNUC__
+#if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ < 40300)

#define DEFINE_WAIT_BLOCK(x)                                \
     struct _AlignHack                                       \