Avoid warnings about unused variables in 96-bit hypotl

diff --git a/ChangeLog b/ChangeLog
index 1b61bbf..ceea48e 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-11-12  Ulrich Drepper  <drepper@gmail.com>
 
+       * sysdeps/ieee754/ldbl-96/e_hypotl.c (__ieee754_hypotl): Avoid warning
+       from unused variable.
+
        * sysdeps/generic/sysdep.h: Clean up, pretty print, use dwarf2.h for
        DWARF definitions.
        * sysdeps/generic/dwarf2.h: Don't define enums when using the file

diff --git a/sysdeps/ieee754/ldbl-96/e_hypotl.c b/sysdeps/ieee754/ldbl-96/e_hypotl.c
index a59320b..5e0b37e 100644 (file)
--- a/sysdeps/ieee754/ldbl-96/e_hypotl.c
+++ b/sysdeps/ieee754/ldbl-96/e_hypotl.c
@@ -70,7 +70,8 @@
        k=0;
        if(__builtin_expect(ea > 0x5f3f,0)) {   /* a>2**8000 */
           if(ea == 0x7fff) {   /* Inf or NaN */
-              u_int32_t exp,high,low;
+              u_int32_t exp __attribute__ ((unused));
+              u_int32_t high,low;
               w = a+b;                 /* for sNaN */
               GET_LDOUBLE_WORDS(exp,high,low,a);
               if(((high&0x7fffffff)|low)==0) w = a;
@@ -85,7 +86,8 @@
        }
        if(__builtin_expect(eb < 0x20bf, 0)) {  /* b < 2**-8000 */
            if(eb == 0) {       /* subnormal b or 0 */
-               u_int32_t exp,high,low;
+               u_int32_t exp __attribute__ ((unused));
+               u_int32_t high,low;
                GET_LDOUBLE_WORDS(exp,high,low,b);
                if((high|low)==0) return a;
                SET_LDOUBLE_WORDS(t1, 0x7ffd, 0, 0);    /* t1=2^16382 */