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Diffstat (limited to 'llvm/docs/ProgrammersManual.rst')
| -rw-r--r-- | llvm/docs/ProgrammersManual.rst | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/docs/ProgrammersManual.rst b/llvm/docs/ProgrammersManual.rst index e828e6bf501..40eabbe442d 100644 --- a/llvm/docs/ProgrammersManual.rst +++ b/llvm/docs/ProgrammersManual.rst @@ -1441,8 +1441,10 @@ order, making it an easy (but somewhat expensive) solution for non-deterministic iteration over maps of pointers. It is implemented by mapping from key to an index in a vector of key,value -pairs. This provides fast lookup and iteration, but has two main drawbacks: The -key is stored twice and removing elements takes linear time. +pairs. This provides fast lookup and iteration, but has two main drawbacks: +the key is stored twice and removing elements takes linear time. If it is +necessary to remove elements, it's best to remove them in bulk using +``remove_if()``. .. _dss_inteqclasses: |
