Cleared Cygwin i386 crash at -O3 due to unaligned data access and vectorizationHEADmaster

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@591 57ff6487-cd31-0410-9ec3-f628ee90f5f0

1 files changed, 5 insertions, 0 deletions

diff --git a/config.h b/config.h
index d3bd692..e359729 100644
--- a/config.h
+++ b/config.h
@@ -33,6 +33,11 @@
 // define this to retain (as much as possible) old deprecated function and class names
 // #define CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY
 
+// Cygwin requires aligned data acess. It vectorizes word32's on i386, too.
+#if defined(__CYGWIN__) || defined(__CYGWIN32__)
+# define CRYPTOPP_NO_UNALIGNED_DATA_ACCESS
+#endif
+
 #define GZIP_OS_CODE 0
 
 // Try this if your CPU has 256K internal cache or a slow multiply instruction