diff options
Diffstat (limited to 'libstdc++-v3/include/std/std_memory.h')
| -rw-r--r-- | libstdc++-v3/include/std/std_memory.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/libstdc++-v3/include/std/std_memory.h b/libstdc++-v3/include/std/std_memory.h index 4e6641ef673..1d278e6cb86 100644 --- a/libstdc++-v3/include/std/std_memory.h +++ b/libstdc++-v3/include/std/std_memory.h @@ -58,6 +58,7 @@ #include <bits/stl_uninitialized.h> #include <bits/stl_raw_storage_iter.h> #include <debug/debug.h> +#include <limits> namespace std { @@ -73,8 +74,9 @@ namespace std pair<_Tp*, ptrdiff_t> __get_temporary_buffer(ptrdiff_t __len, _Tp*) { - if (__len > ptrdiff_t(INT_MAX / sizeof(_Tp))) - __len = INT_MAX / sizeof(_Tp); + const ptrdiff_t __max = numeric_limits<ptrdiff_t>::max() / sizeof(_Tp); + if (__len > __max) + __len = __max; while (__len > 0) { @@ -105,7 +107,7 @@ namespace std * Provides the nothrow exception guarantee. */ template<typename _Tp> - inline pair<_Tp*,ptrdiff_t> + inline pair<_Tp*, ptrdiff_t> get_temporary_buffer(ptrdiff_t __len) { return std::__get_temporary_buffer(__len, static_cast<_Tp*>(0)); } |
