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Commit 2deebc00 authored by Kugan Vivekanandarajah's avatar Kugan Vivekanandarajah Committed by Ivan Murashko
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[RFC] Add and sort decl to maintain order instead of inserting in order 

ASTWriter::associateDeclWithFile shows a lot in clangd perf profile due to O(n^2) behaviour in insertion of DeclIDs in SortedFileDeclIDs. Instead of doing that, this patch just appends it to the DeclIDs vector and sorts them at the end.

Reviewed By: akyrtzi

Differential Revision: https://reviews.llvm.org/D124840
parent bc3056b3
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