Simplify TMP/VAR operand releasing

Merge branch 'PHP-7.4'

* PHP-7.4:
Cleanup

Cleanup

Don't verify arginfo types for internal functions

To avoid duplicate type checks. In debug builds arginfo is still
checked and will generate an assertions if the function doesn't
sub

Don't verify arginfo types for internal functions

To avoid duplicate type checks. In debug builds arginfo is still
checked and will generate an assertions if the function doesn't
subsequently throw an exception.

Some test results change due to differences in zpp and arginfo
error messages.

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Constify some char* arguments or return values of ZEND_API

Closes GH-4247.

Merge branch 'PHP-7.4'

* PHP-7.4:
zend_assign_to_variable() optimization

zend_assign_to_variable() optimization

Merge branch 'PHP-7.4'

* PHP-7.4:
Mark "cold" functions

Mark "cold" functions

Remove set() object handler

zend_do_fcall_overloaded() doesn't have to be exported

Merge branch 'PHP-7.4'

Accept flags argument in zend_lookup_class_ex()

Instead of a single boolean, so we have space for extension here.

Merge branch 'PHP-7.4'

* PHP-7.4:
Removed ability to compile PHP without EX(run_time_cache). ZEND_EX_USE_RUN_TIME_CACHE was always defined.

Removed ability to compile PHP without EX(run_time_cache). ZEND_EX_USE_RUN_TIME_CACHE was always defined.

Backported call frame initialization improvement

Simplify call frame initialization

Merge branch 'PHP-7.4'

* PHP-7.4:
Eliminated check for assignment to itself

Eliminated check for assignment to itself

Merge branch 'PHP-7.4'

* PHP-7.4:
Micro-optimization

Micro-optimization

Use fastcall calling convention

Use fastcall calling convention

Remove ZEND_OVERLOADED_FUNCTION and corresponding call_method object handler

Refactor zend_object_handlers API to pass zend_object* and zend_string* insted of zval(s).