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| -rw-r--r-- | CPP_STYLE_GUIDE.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/CPP_STYLE_GUIDE.md b/CPP_STYLE_GUIDE.md index e14de6cc48..5099f34ea8 100644 --- a/CPP_STYLE_GUIDE.md +++ b/CPP_STYLE_GUIDE.md @@ -18,6 +18,7 @@ * [Memory Management](#memory-management) * [Memory allocation](#memory-allocation) * [Use `nullptr` instead of `NULL` or `0`](#use-nullptr-instead-of-null-or-0) + * [Use explicit pointer comparisons](#use-explicit-pointer-comparisons) * [Ownership and Smart Pointers](#ownership-and-smart-pointers) * [Avoid non-const references](#avoid-non-const-references) * [Others](#others) @@ -195,6 +196,12 @@ class FancyContainer { Further reading in the [C++ Core Guidelines][ES.47]. +### Use explicit pointer comparisons + +Use explicit comparisons to `nullptr` when testing pointers, i.e. +`if (foo == nullptr)` instead of `if (foo)` and +`foo != nullptr` instead of `!foo`. + ### Ownership and Smart Pointers * [R.20]: Use `std::unique_ptr` or `std::shared_ptr` to represent ownership |