Bugfixes:

• untracked Issue: Wide string build on windows was broken due to a typo introduced in 4.0.12.

Bugfixes:

• Issue 116: Changed implementation of parsing double values to fix #116 on Mac.
• Issue 115: String constants starting woth "or" confused with operator during parsing step
• Issue 117: Equals operator behavior inconsistent when checking boolean values. (no type check)

Changes:

• C++17 is now the minimum required C++ version to compile the code
• added a wide string option to cmake (USE_WIDE_STRING)
• removed compatibility fixes for older compilers (mostly MSVC)
• fixed compiler warnings

Bugfixes:

• Issue 112: Compilation issue due to an invalid header file name

Bugfixes:

• Issue 107: Complex multiplication-assignment did not work correctly
• Issue 110: Short evaluation for binary operators added (thanks to user egyptyu)

Changes:

• Copied unit tests from muparser (no new failures)
• Introduced a maximum expression length of 10000
• Expressions will be checked for non printable characters

Bugfixes:

• Issue 68: Integer test causes floating point exceptions; fixed as suggested

Changes:

• Build system changed to CMake

Bugfixes:

• Issue 68: Assertion fails (i.e "abs(-3)>abs(2)")
• untracked issue: cbrt function did not work properly
• new functions: atan2, reminder, fmod