3 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/Versions b/sysdeps/ieee754/ldbl-128ibm-compat/Versions
index 018e0a8871..696d132c70 100644
--- a/sysdeps/ieee754/ldbl-128ibm-compat/Versions
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/Versions
@@ -139,6 +139,7 @@ libm {
   }
   GLIBC_2.40 {
     __log2p1ieee128;
+    __log10p1ieee128;
     __logp1ieee128;
   }
 }
diff --git a/sysdeps/ieee754/ldbl-opt/Makefile b/sysdeps/ieee754/ldbl-opt/Makefile
index 9c204ff9b3..d8cceb51b1 100644
--- a/sysdeps/ieee754/ldbl-opt/Makefile
+++ b/sysdeps/ieee754/ldbl-opt/Makefile
@@ -140,6 +140,7 @@ libnldbl-calls = \
   log \
   log2 \
   log10 \
+  log10p1 \
   log1p \
   log2p1 \
   logb \
@@ -341,6 +342,7 @@ CFLAGS-nldbl-llrint.c = -fno-builtin-llrintl
 CFLAGS-nldbl-llround.c = -fno-builtin-llroundl
 CFLAGS-nldbl-log.c = -fno-builtin-logl
 CFLAGS-nldbl-log10.c = -fno-builtin-log10l
+CFLAGS-nldbl-log10p1.c = -fno-builtin-log10p1l
 CFLAGS-nldbl-log1p.c = -fno-builtin-log1pl -fno-builtin-logp1l
 CFLAGS-nldbl-log2.c = -fno-builtin-log2l
 CFLAGS-nldbl-log2p1.c = -fno-builtin-log2p1l
diff --git a/sysdeps/ieee754/ldbl-opt/nldbl-log10p1.c b/sysdeps/ieee754/ldbl-opt/nldbl-log10p1.c
new file mode 100644
index 0000000000..d00fc95570
--- /dev/null
+++ b/sysdeps/ieee754/ldbl-opt/nldbl-log10p1.c
@@ -0,0 +1,8 @@
+#include "nldbl-compat.h"
+
+double
+attribute_hidden
+log10p1l (double x)
+{
+  return log10p1 (x);
+}