Code, Changelog, ReleaseChecklist: Fix typos.

Refs: #4442

3 files changed, 5 insertions, 5 deletions

diff --git a/libsolidity/codegen/ABIFunctions.h b/libsolidity/codegen/ABIFunctions.h
index 6bfb3f15..3caaa1d9 100644
--- a/libsolidity/codegen/ABIFunctions.h
+++ b/libsolidity/codegen/ABIFunctions.h
@@ -203,7 +203,7 @@ private:
 	std::string arrayLengthFunction(ArrayType const& _type);
 	/// @returns the name of a function that computes the number of bytes required
 	/// to store an array in memory given its length (internally encoded, not ABI encoded).
-	/// The function reverts for too large lengthes.
+	/// The function reverts for too large lengths.
 	std::string arrayAllocationSizeFunction(ArrayType const& _type);
 	/// @returns the name of a function that converts a storage slot number
 	/// or a memory pointer to the slot number / memory pointer for the data position of an array
diff --git a/libsolidity/codegen/CompilerUtils.cpp b/libsolidity/codegen/CompilerUtils.cpp
index 2f45765a..2e335ca5 100644
--- a/libsolidity/codegen/CompilerUtils.cpp
+++ b/libsolidity/codegen/CompilerUtils.cpp
@@ -363,8 +363,8 @@ void CompilerUtils::encodeToMemory(
 
 	// Stack during operation:
 	// <v1> <v2> ... <vn> <mem_start> <dyn_head_1> ... <dyn_head_r> <end_of_mem>
-	// The values dyn_head_i are added during the first loop and they point to the head part
-	// of the ith dynamic parameter, which is filled once the dynamic parts are processed.
+	// The values dyn_head_n are added during the first loop and they point to the head part
+	// of the nth dynamic parameter, which is filled once the dynamic parts are processed.
 
 	// store memory start pointer
 	m_context << Instruction::DUP1;
diff --git a/libsolidity/codegen/ExpressionCompiler.cpp b/libsolidity/codegen/ExpressionCompiler.cpp
index 2e548e32..483faae4 100644
--- a/libsolidity/codegen/ExpressionCompiler.cpp
+++ b/libsolidity/codegen/ExpressionCompiler.cpp
@@ -1751,7 +1751,7 @@ void ExpressionCompiler::appendShiftOperatorCode(Token::Value _operator, Type co
 		{
 			if (c_valueSigned)
 				// In the following assembly snippet, xor_mask will be zero, if value_to_shift is positive.
-				// Therefor xor'ing with xor_mask is the identity and the computation reduces to
+				// Therefore xor'ing with xor_mask is the identity and the computation reduces to
 				// div(value_to_shift, exp(2, shift_amount)), which is correct, since for positive values
 				// arithmetic right shift is dividing by a power of two (which, as a bitwise operation, results
 				// in discarding bits on the right and filling with zeros from the left).
@@ -1879,7 +1879,7 @@ void ExpressionCompiler::appendExternalFunctionCall(
 		{
 			m_context << u256(0);
 			utils().fetchFreeMemoryPointer();
-			// This touches too much, but that way we save some rounding arithmetics
+			// This touches too much, but that way we save some rounding arithmetic
 			m_context << u256(retSize) << Instruction::ADD << Instruction::MSTORE;
 		}
 	}