*: suppress ~60% of "aliased warnings" on gcc-4.4.1

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

miscutils/crond.c

@@ -94,7 +94,7 @@ struct globals {
 	char *env_var_user;
 	char *env_var_home;
 #endif
-};
+} FIX_ALIASING;
 #define G (*(struct globals*)&bb_common_bufsiz1)
 #define LogLevel           (G.LogLevel               )
 #define LogFile            (G.LogFile                )

miscutils/dc.c

@@ -13,7 +13,7 @@ struct globals {
 	unsigned pointer;
 	unsigned base;
 	double stack[1];
-};
+} FIX_ALIASING;
 enum { STACK_SIZE = (COMMON_BUFSIZE - offsetof(struct globals, stack)) / sizeof(double) };
 #define G (*(struct globals*)&bb_common_bufsiz1)
 #define pointer   (G.pointer   )

miscutils/hdparm.c

@@ -315,7 +315,7 @@ struct globals {
 #ifdef DO_FLUSHCACHE
 	unsigned char flushcache[4] = { WIN_FLUSHCACHE, 0, 0, 0 };
 #endif
-};
+} FIX_ALIASING;
 #define G (*(struct globals*)&bb_common_bufsiz1)
 struct BUG_G_too_big {
 	char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1];