Eliminate compiler warnings.

	* real.c (endian): Disable last change unless
	HOST_BITS_PER_WIDE_INT is greater than 32.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24315 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 526c539..f56cbc3 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Mon Dec 14 16:23:27 1998  Jim Wilson  <wilson@cygnus.com>
+
+       * real.c (endian): Disable last change unless
+       HOST_BITS_PER_WIDE_INT is greater than 32.
+
 Mon Dec 14 17:13:36 EST 1998  Andrew MacLeod  <amacleod@cygnus.com>
 
        * output.h (force_data_section): New prototype.

diff --git a/gcc/real.c b/gcc/real.c
index 8cc38cb..7001c5e 100644 (file)
--- a/gcc/real.c
+++ b/gcc/real.c
@@ -557,8 +557,10 @@ endian (e, x, mode)
   /* If 32 bits is an entire word for the target, but not for the host,
      then sign-extend on the host so that the number will look the same
      way on the host that it would on the target.  See for instance
-     simplify_unary_operation.  */
+     simplify_unary_operation.  The #if is needed to avoid compiler
+     warnings.  */
 
+#if HOST_BITS_PER_WIDE_INT > 32
   if (BITS_PER_WORD < HOST_BITS_PER_WIDE_INT && BITS_PER_WORD == 32)
     {
       if (x[0] & ((HOST_WIDE_INT) 1 << 31))
@@ -567,6 +569,7 @@ endian (e, x, mode)
       if (x[1] & ((HOST_WIDE_INT) 1 << 31))
        x[1] |= ((HOST_WIDE_INT) (-1) << 32);
     }
+#endif
 }