From debdf8ce55d2d42c15bc99a09bd2c37c4c910630 Mon Sep 17 00:00:00 2001 From: David Tardon Date: Sat, 18 Nov 2017 10:06:24 +0100 Subject: [PATCH] ofz#4303 avoid signed integer overflow /usr/include/boost/spirit/home/qi/numeric/detail/real_impl.hpp:110:26: runtime error: signed integer overflow: -2147483647 - 19 cannot be represented in type 'int' --- include/boost/spirit/home/qi/numeric/detail/real_impl.hpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/boost/spirit/home/qi/numeric/detail/real_impl.hpp b/include/boost/spirit/home/qi/numeric/detail/real_impl.hpp index 3e7ab18a9..4a65bd79c 100644 --- a/include/boost/spirit/home/qi/numeric/detail/real_impl.hpp +++ b/include/boost/spirit/home/qi/numeric/detail/real_impl.hpp @@ -108,6 +108,8 @@ namespace boost { namespace spirit { namespace traits inline bool scale(int exp, int frac, T& n, AccT acc_n) { + if (exp < std::numeric_limits::min() + frac) + return false; return scale(exp - frac, n, acc_n); } -- 2.14.3