[llvm] 6939411 - [docs] mention that DenseMap has a SmallDenseMap variant (#70677)

[via llvm-commits]

Author: Nick Desaulniers
Date: 2023-10-30T10:07:58-07:00
New Revision: 693941132e27d82f068acbb7f27e134989987de6

URL: https://github.com/llvm/llvm-project/commit/693941132e27d82f068acbb7f27e134989987de6
DIFF: https://github.com/llvm/llvm-project/commit/693941132e27d82f068acbb7f27e134989987de6.diff

LOG: [docs] mention that DenseMap has a SmallDenseMap variant (#70677)

via https://github.com/llvm/llvm-project/pull/67699/files#r1375105711

Added: 
    

Modified: 
    llvm/docs/ProgrammersManual.rst

Removed: 
    


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diff  --git a/llvm/docs/ProgrammersManual.rst b/llvm/docs/ProgrammersManual.rst
index 22e95261e639256..5bc71bea77cdfc6 100644
--- a/llvm/docs/ProgrammersManual.rst
+++ b/llvm/docs/ProgrammersManual.rst
@@ -2323,6 +2323,10 @@ construct, but cheap to compare against.  The DenseMapInfo is responsible for
 defining the appropriate comparison and hashing methods for each alternate key
 type used.
 
+DenseMap.h also contains a SmallDenseMap variant, that similar to
+:ref:`SmallVector <dss_smallvector>` performs no heap allocation until the
+number of elements in the template parameter N are exceeded.
+
 .. _dss_valuemap:
 
 llvm/IR/ValueMap.h