Undefine __floor to avoid name clash.

---
 sysdeps/ieee754/dbl-64/wordsize-64/s_floor.c |    3 +++
 sysdeps/x86_64/fpu/math_private.h            |   10 +++++-----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/sysdeps/ieee754/dbl-64/wordsize-64/s_floor.c b/sysdeps/ieee754/dbl-64/wordsize-64/s_floor.c
index 5df4ab5..2ff7133 100644
--- a/sysdeps/ieee754/dbl-64/wordsize-64/s_floor.c
+++ b/sysdeps/ieee754/dbl-64/wordsize-64/s_floor.c
@@ -45,6 +45,9 @@
 
 static const double huge = 1.0e300;
 
+#ifdef __x86_64__
+# undef __floor
+#endif
 
 double
 __floor (double x)
diff --git a/sysdeps/x86_64/fpu/math_private.h b/sysdeps/x86_64/fpu/math_private.h
index 7f52d5e..69bfe74 100644
--- a/sysdeps/x86_64/fpu/math_private.h
+++ b/sysdeps/x86_64/fpu/math_private.h
@@ -110,7 +110,7 @@
     asm ("fsqrt" : "=t" (__res) : "0" ((long double) (d)));		      \
      __res; })
 
-#ifdef __SSE4_1__
+#ifdef __SSE4_1__
 # ifndef __rint
 #  ifdef __AVX__
 #   define __rint(d) \
@@ -139,17 +139,17 @@
 # endif
 
 # ifndef __floor
-#  ifdef __AVX__
+#  ifdef __AVX__
 #   define __floor(d) \
   ({ double __res; \
     asm ("vroundsd $1, %1, %0, %0" : "=x" (__res) : "xm" ((double) (d)));      \
      __res; })
-#  else
+#  else
 #   define __floor(d) \
   ({ double __res; \
     asm ("roundsd $1, %1, %0" : "=x" (__res) : "xm" ((double) (d)));	      \
      __res; })
-#  endif
+#  endif
 # endif
 # ifndef __floorf
 #  ifdef __AVX__
@@ -164,7 +164,7 @@
      __res; })
 #  endif
 # endif
-#endif
+#endif
 
 
 /* Specialized variants of the <fenv.h> interfaces which only handle