| From debdf8ce55d2d42c15bc99a09bd2c37c4c910630 Mon Sep 17 00:00:00 2001 |
| From: David Tardon <dtardon@redhat.com> |
| 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<int>::min() + frac) |
| + return false; |
| return scale(exp - frac, n, acc_n); |
| } |
| |
| -- |
| 2.14.3 |
| |
