[libcxx-commits] [PATCH] D66422: [libcxx] Explicitly cast in generate_canonical

[Brian Cain via Phabricator via libcxx-commits]

bcain created this revision.
bcain added reviewers: ldionne, mclow.lists.
Herald added a reviewer: EricWF.
Herald added subscribers: dexonsmith, christof.

A new clang warning introduced in r367497 was complaining about
the change in value.


Repository:
  rCXX libc++

https://reviews.llvm.org/D66422

Files:
  libcxx/include/random


Index: libcxx/include/random
===================================================================
--- libcxx/include/random
+++ libcxx/include/random
@@ -3645,7 +3645,8 @@
     const size_t __logR = __log2<uint64_t, _URNG::max() - _URNG::min() + uint64_t(1)>::value;
 #endif
     const size_t __k = __b / __logR + (__b % __logR != 0) + (__b == 0);
-    const _RealType _Rp = _URNG::max() - _URNG::min() + _RealType(1);
+    const _RealType _Rp = static_cast<_RealType>(_URNG::max() - _URNG::min())
+      + _RealType(1);
     _RealType __base = _Rp;
     _RealType _Sp = __g() - _URNG::min();
     for (size_t __i = 1; __i < __k; ++__i, __base *= _Rp)


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