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-rw-r--r--libyul/optimiser/SSAValueTracker.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/libyul/optimiser/SSAValueTracker.h b/libyul/optimiser/SSAValueTracker.h
index efec2200..0a6cde80 100644
--- a/libyul/optimiser/SSAValueTracker.h
+++ b/libyul/optimiser/SSAValueTracker.h
@@ -33,7 +33,7 @@ namespace yul
* Class that walks the AST and stores the initial value of each variable
* that is never assigned to.
*
- * Default value is represented as nullptr.
+ * A special zero constant expression is used for the default value of variables.
*
* Prerequisite: Disambiguator
*/