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-rw-r--r--math/math_private.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/math/math_private.h b/math/math_private.h
index 19404d0a5d..593cb7a068 100644
--- a/math/math_private.h
+++ b/math/math_private.h
@@ -169,6 +169,7 @@ extern double __ieee754_gamma_r (double,int *);
 extern double __ieee754_lgamma (double);
 extern double __ieee754_gamma (double);
 extern double __ieee754_log10 (double);
+extern double __ieee754_log2 (double);
 extern double __ieee754_sinh (double);
 extern double __ieee754_hypot (double,double);
 extern double __ieee754_j0 (double);
@@ -211,6 +212,7 @@ extern float __ieee754_gammaf_r (float,int *);
 extern float __ieee754_lgammaf (float);
 extern float __ieee754_gammaf (float);
 extern float __ieee754_log10f (float);
+extern float __ieee754_log2f (float);
 extern float __ieee754_sinhf (float);
 extern float __ieee754_hypotf (float,float);
 extern float __ieee754_j0f (float);
@@ -250,6 +252,7 @@ extern long double __ieee754_gammal_r (long double,int *);
 extern long double __ieee754_lgammal (long double);
 extern long double __ieee754_gammal (long double);
 extern long double __ieee754_log10l (long double);
+extern long double __ieee754_log2l (long double);
 extern long double __ieee754_sinhl (long double);
 extern long double __ieee754_hypotl (long double,long double);
 extern long double __ieee754_j0l (long double);