diff --git a/contracts/eosiolib/compiler_builtins.h b/contracts/eosiolib/compiler_builtins.h
index 62e2ff2515e..3e0d9435357 100644
--- a/contracts/eosiolib/compiler_builtins.h
+++ b/contracts/eosiolib/compiler_builtins.h
@@ -189,7 +189,7 @@ extern "C" {
  /**
   * Add two long doubles split as two 64 bit unsigned integers and assign the value to the first parameter.
   * @brief Add two long doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
+  * @param ret  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -201,7 +201,7 @@ extern "C" {
  /**
   * Subtract two long doubles split as two 64 bit unsigned integers and assign the value to the first parameter.
   * @brief Subtract two long doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
+  * @param ret  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -213,7 +213,7 @@ extern "C" {
  /**
   * Multiply two long doubles split as two 64 bit unsigned integers and assign the value to the first parameter.
   * @brief Multiply two long doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
+  * @param ret  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -225,7 +225,7 @@ extern "C" {
  /**
   * Divide two long doubles split as two 64 bit unsigned integers and assign the value to the first parameter.
   * @brief Divide two long doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
+  * @param ret  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -237,7 +237,6 @@ extern "C" {
  /**
   * Check equality between two doubles split as two 64 bit unsigned integers
   * @brief Check equality between two doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -252,7 +251,6 @@ extern "C" {
  /**
   * Check inequality between two doubles split as two 64 bit unsigned integers
   * @brief Check inequality between two doubles (which are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -268,7 +266,6 @@ extern "C" {
  /**
   * Check if the first double is greater or equal to the second double, the doubles are split as two 64 bit unsigned integers 
   * @brief Check if the first double is greater or equal to the second double, (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -283,7 +280,6 @@ extern "C" {
  /**
   * Check if the first double is greater than the second double, the doubles are split as two 64 bit unsigned integers 
   * @brief Check if the first double is greater than the second double, (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -298,7 +294,6 @@ extern "C" {
  /**
   * Check if the first double is less or equal to the second double, the doubles are split as two 64 bit unsigned integers 
   * @brief Check if the first double is less or equal to the second double, (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -313,7 +308,6 @@ extern "C" {
  /**
   * Check if the first double is less than the second double, the doubles are split as two 64 bit unsigned integers 
   * @brief Check if the first double is less than the second double, (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -328,7 +322,6 @@ extern "C" {
  /**
   * Compare two doubles which are split as two 64 bit unsigned integers 
   * @brief Compare two doubles (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
@@ -343,7 +336,6 @@ extern "C" {
  /**
   * Check if either of the doubles is NaN, the doubles are split as two 64 bit unsigned integers 
   * @brief Check if either of the doubles is NaN, (the doubles are represented as two 64 bit unsigned integers)
-  * @param res  It will be replaced with the result product.
   * @param la   Low 64 bits of the first 128 bit factor.
   * @param ha   High 64 bits of the first 128 bit factor.
   * @param lb   Low 64 bits of the second 128 bit factor.
diff --git a/contracts/eosiolib/fixedpoint.hpp b/contracts/eosiolib/fixedpoint.hpp
index 9f2ced9fd2c..8c36f5ea54b 100644
--- a/contracts/eosiolib/fixedpoint.hpp
+++ b/contracts/eosiolib/fixedpoint.hpp
@@ -362,7 +362,7 @@ namespace eosio
          * Assignment operator. Assign fixed_point32 to fixed_point64
          * 
          * @brief Assignment operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return fixed_point64& - Reference to this object
          */
@@ -372,7 +372,7 @@ namespace eosio
          * Assignment operator. Assign fixed_point64 to fixed_point64
          * 
          * @brief Assignment operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return fixed_point64& - Reference to this object
          */
@@ -426,7 +426,7 @@ namespace eosio
          * Equality operator
          * 
          * @brief Equality operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise
@@ -437,7 +437,7 @@ namespace eosio
          * Greater than operator
          * 
          * @brief Greater than operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise
@@ -448,7 +448,7 @@ namespace eosio
          * Less than operator
          * 
          * @brief Less than operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise
@@ -506,7 +506,7 @@ namespace eosio
          * Construct a new fixed point32 object from int32_t
          * 
          * @brief Construct a new fixed point32 object
-         * @param v - int32_t representation of the fixed point value
+         * @param param - int32_t representation of the fixed point value
          */
         fixed_point32(int32_t param=0) : val(param) {}
 
@@ -553,7 +553,7 @@ namespace eosio
          * Assignment operator. Assign fixed_point32 to fixed_point32
          * 
          * @brief Assignment operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return fixed_point32& - Reference to this object
          */
@@ -563,7 +563,7 @@ namespace eosio
          * Assignment operator. Assign fixed_point64 to fixed_point32
          * 
          * @brief Assignment operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return fixed_point32& - Reference to this object
          */
@@ -615,7 +615,7 @@ namespace eosio
          * Equality operator
          * 
          * @brief Equality operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise
@@ -626,7 +626,7 @@ namespace eosio
          * Greater than operator
          * 
          * @brief Greater than operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise
@@ -637,7 +637,7 @@ namespace eosio
          * Less than operator
          * 
          * @brief Less than operator
-         * @tparam qr - Precision of the source
+         * @tparam QR - Precision of the source
          * @param r - Source
          * @return true - if equal
          * @return false - otherwise