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-rw-r--r--gcc/doc/extend.texi7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 10a42b6ceca..5713829ca19 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -10217,6 +10217,9 @@ in the Cilk Plus language manual which can be found at
@findex clog
@findex clogf
@findex clogl
+@findex clog10
+@findex clog10f
+@findex clog10l
@findex conj
@findex conjf
@findex conjl
@@ -10633,6 +10636,10 @@ that are recognized in any mode since ISO C90 reserves these names for
the purpose to which ISO C99 puts them. All these functions have
corresponding versions prefixed with @code{__builtin_}.
+There are also GNU extension functions @code{clog10}, @code{clog10f} and
+@code{clog10l} which names are reserved by ISO C99 for future use.
+All these functions have versions prefixed with @code{__builtin_}.
+
The ISO C94 functions
@code{iswalnum}, @code{iswalpha}, @code{iswcntrl}, @code{iswdigit},
@code{iswgraph}, @code{iswlower}, @code{iswprint}, @code{iswpunct},