Fix -Wextra 1/4.


git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@1199 4407c894-4637-0410-b4f5-ada5f102cad1

mingw-w64-crt/gdtoa/misc.c

diff --git a/mingw-w64-crt/gdtoa/misc.c b/mingw-w64-crt/gdtoa/misc.c
index bac2636..09ea473 100644
--- a/mingw-w64-crt/gdtoa/misc.c
+++ b/mingw-w64-crt/gdtoa/misc.c
@@ -140,7 +140,9 @@
 #else
 		len = (sizeof(Bigint) + (x-1)*sizeof(ULong) + sizeof(double) - 1)
 			/sizeof(double);
-		if (k <= Kmax && pmem_next - private_mem + len <= (size_t) PRIVATE_mem) {
+		if (k <= Kmax
+		    && (size_t) (pmem_next - private_mem + len) <= PRIVATE_mem)
+		{
 			rv = (Bigint*)pmem_next;
 			pmem_next += len;
 		}