[clang-tools-extra] 768216c - [pseudo] Handle no-reductions-available on the fastpath. NFC

[Sam McCall via cfe-commits]

Author: Sam McCall
Date: 2022-06-23T20:34:11+02:00
New Revision: 768216cac0242db609fef55ea98283f57801fd18

URL: https://github.com/llvm/llvm-project/commit/768216cac0242db609fef55ea98283f57801fd18
DIFF: https://github.com/llvm/llvm-project/commit/768216cac0242db609fef55ea98283f57801fd18.diff

LOG: [pseudo] Handle no-reductions-available on the fastpath. NFC

This is a ~2% speedup.

Added: 
    

Modified: 
    clang-tools-extra/pseudo/lib/GLR.cpp

Removed: 
    


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diff  --git a/clang-tools-extra/pseudo/lib/GLR.cpp b/clang-tools-extra/pseudo/lib/GLR.cpp
index 8e6638bd3b89..1cee8f86e599 100644
--- a/clang-tools-extra/pseudo/lib/GLR.cpp
+++ b/clang-tools-extra/pseudo/lib/GLR.cpp
@@ -380,7 +380,7 @@ class GLRReduce {
       RID = A.getReduceRule();
     }
     if (!RID.hasValue())
-      return false;
+      return true; // no reductions available, but we've processed the head!
     const auto &Rule = Params.G.lookupRule(*RID);
     const GSS::Node *Base = Head;
     TempSequence.resize_for_overwrite(Rule.Size);