cygwin.h (TARGET_SUBTARGET_DEFAULT): Set MASK_ALIGN_DOUBLE.

	* config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
	MASK_ALIGN_DOUBLE.

From-SVN: r62960

gcc/ChangeLog

+2003-02-16  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
+	MASK_ALIGN_DOUBLE.
+
 2003-02-15  Roger Sayle  <roger@eyesopen.com>
 
 	* config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns

gcc/config/i386/cygwin.h

@@ -307,11 +307,13 @@ do {							\
 #define CHECK_STACK_LIMIT 4000
 
 /* By default, target has a 80387, uses IEEE compatible arithmetic,
-   and returns float values in the 387 and needs stack probes */
-#undef TARGET_SUBTARGET_DEFAULT
+   returns float values in the 387 and needs stack probes.
+   We also align doubles to 64-bits for MSVC default compatibility. */
 
+#undef TARGET_SUBTARGET_DEFAULT
 #define TARGET_SUBTARGET_DEFAULT \
-   (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_STACK_PROBE) 
+   (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_STACK_PROBE \
+    | MASK_ALIGN_DOUBLE)
 
 /* This is how to output an assembler line
    that says to advance the location counter