diff --git a/src/corelib/text/qlocale_tools_p.h b/src/corelib/text/qlocale_tools_p.h
index 27d849ea7a..8da9924cb1 100644
--- a/src/corelib/text/qlocale_tools_p.h
+++ b/src/corelib/text/qlocale_tools_p.h
@@ -120,11 +120,6 @@ inline double qstrtod(const char *s00, char const **se, bool *ok)
 qlonglong qstrntoll(const char *nptr, qsizetype size, const char **endptr, int base, bool *ok);
 qulonglong qstrntoull(const char *nptr, qsizetype size, const char **endptr, int base, bool *ok);
 
-inline qlonglong qstrtoll(const char *nptr, const char **endptr, int base, bool *ok)
-{ return qstrntoll(nptr, strlen(nptr), endptr, base, ok); }
-inline qulonglong qstrtoull(const char *nptr, const char **endptr, int base, bool *ok)
-{ return qstrntoull(nptr, strlen(nptr), endptr, base, ok); }
-
 QT_END_NAMESPACE
 
 #endif