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-rw-r--r--sysdeps/ieee754/ldbl-128ibm/bits/iscanonical.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/bits/iscanonical.h b/sysdeps/ieee754/ldbl-128ibm/bits/iscanonical.h
index 198234c9ef..7ddb368d26 100644
--- a/sysdeps/ieee754/ldbl-128ibm/bits/iscanonical.h
+++ b/sysdeps/ieee754/ldbl-128ibm/bits/iscanonical.h
@@ -27,6 +27,9 @@ extern int __iscanonicall (long double __x)
      __THROW __attribute__ ((__const__));
 # define __iscanonicalf(x) ((void) (__typeof (x)) (x), 1)
 # define __iscanonical(x) ((void) (__typeof (x)) (x), 1)
+# if __HAVE_DISTINCT_FLOAT128
+#  define __iscanonicalf128(x) ((void) (__typeof (x)) (x), 1)
+# endif
 
 /* Return nonzero value if X is canonical.  In IEEE interchange binary
    formats, all values are canonical, but the argument must still be