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From: David Schultz <das@FreeBSD.org>
Date: Tue, 7 Dec 2010 03:29:36 +0000 (UTC)
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Subject: svn commit: r216248 - head/lib/msun/src
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Author: das
Date: Tue Dec  7 03:29:36 2010
New Revision: 216248
URL: http://svn.freebsd.org/changeset/base/216248

Log:
  Another minor nit: Make sure the constant here is a float so the compiler
  doesn't promote the entire expression to double.

Modified:
  head/lib/msun/src/e_log2f.c

Modified: head/lib/msun/src/e_log2f.c
==============================================================================
--- head/lib/msun/src/e_log2f.c	Tue Dec  7 02:19:15 2010	(r216247)
+++ head/lib/msun/src/e_log2f.c	Tue Dec  7 03:29:36 2010	(r216248)
@@ -50,7 +50,7 @@ __ieee754_log2f(float x)
 	SET_FLOAT_WORD(x,hx|(i^0x3f800000));	/* normalize x or x/2 */
 	k += (i>>23);
 	f = __kernel_logf(x);
-	x = x - 1;
+	x = x - (float)1.0;
 	GET_FLOAT_WORD(hx,x);
 	SET_FLOAT_WORD(hi,hx&0xfffff000);
 	lo = x - hi;