[PATCH] D27566: Fix PR30323: numeric_limits<T>::max_digits10 when using 16 bit ints.

[Eric Fiselier via Phabricator via cfe-commits]

EricWF created this revision.
EricWF added a reviewer: mclow.lists.
EricWF added a subscriber: cfe-commits.

Also see https://llvm.org/bugs/show_bug.cgi?id=30323


https://reviews.llvm.org/D27566

Files:
  include/limits


Index: include/limits
===================================================================
--- include/limits
+++ include/limits
@@ -306,7 +306,7 @@
     static _LIBCPP_CONSTEXPR const bool is_signed = true;
     static _LIBCPP_CONSTEXPR const int  digits = __FLT_MANT_DIG__;
     static _LIBCPP_CONSTEXPR const int  digits10 = __FLT_DIG__;
-    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103)/100000;
+    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103l)/100000l;
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __FLT_MIN__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __FLT_MAX__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}
@@ -352,7 +352,7 @@
     static _LIBCPP_CONSTEXPR const bool is_signed = true;
     static _LIBCPP_CONSTEXPR const int  digits = __DBL_MANT_DIG__;
     static _LIBCPP_CONSTEXPR const int  digits10 = __DBL_DIG__;
-    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103)/100000;
+    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103l)/100000l;
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __DBL_MIN__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __DBL_MAX__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}
@@ -398,7 +398,7 @@
     static _LIBCPP_CONSTEXPR const bool is_signed = true;
     static _LIBCPP_CONSTEXPR const int  digits = __LDBL_MANT_DIG__;
     static _LIBCPP_CONSTEXPR const int  digits10 = __LDBL_DIG__;
-    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103)/100000;
+    static _LIBCPP_CONSTEXPR const int  max_digits10 = 2+(digits * 30103l)/100000l;
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __LDBL_MIN__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __LDBL_MAX__;}
     _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}


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