Merge pull request #3137 from 9rnsr/fix11967

[REG2.065a] Issue 11967 - ICE(parse.c) Parser crash
Merge pull request #3139 from 9rnsr/fix11968

Issue 11968 - ICE(expression.c) Crash when deleting __FILE__
fix Issue 11969 - ICE(statement.c) When mixing in a string literal containing errors

More error propagation on array elements and AssertExp