Attempts to bulid a model with char* declaration in IBM Rational TAU results in the error "No matching infix operator".
This issue was identified as a product defect and logged under APAR PM32775.
Resolving the problem
The reported problem is fixed in Rational TAU Version 22.214.171.124
WORKAROUND: You need to Initialize the variable in start transition of statemachine.
Definition 'char*' myChar = "abc" + "def";
Should be transformed as below:
myChar = "abc" + "def";