[llvm] 866c587 - [NFC][exegesis] `SnippetGenerator::generateConfigurations()`: don't forget to `reserve()`

[Roman Lebedev via llvm-commits]

Author: Roman Lebedev
Date: 2023-01-05T21:39:04+03:00
New Revision: 866c587af3be956450556cd3c8399cfcf9f9bde6

URL: https://github.com/llvm/llvm-project/commit/866c587af3be956450556cd3c8399cfcf9f9bde6
DIFF: https://github.com/llvm/llvm-project/commit/866c587af3be956450556cd3c8399cfcf9f9bde6.diff

LOG: [NFC][exegesis] `SnippetGenerator::generateConfigurations()`: don't forget to `reserve()`

Added: 
    

Modified: 
    llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp

Removed: 
    


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diff  --git a/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp b/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp
index b80abf73cf47b..4b47be085e656 100644
--- a/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp
+++ b/llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp
@@ -75,6 +75,7 @@ Error SnippetGenerator::generateConfigurations(
       {
         BenchmarkCode BC;
         BC.Info = CT.Info;
+        BC.Key.Instructions.reserve(CT.Instructions.size());
         for (InstructionTemplate &IT : CT.Instructions) {
           if (auto error = randomizeUnsetVariables(State, ForbiddenRegs, IT))
             return error;