Fix Issue 11957 - extern inside function scope ignored
Merge pull request #3130 from yebblies/issue11957

Issue 11957 - extern inside function scope ignored
fix Issue 11963 - ICE(parse.c) Parser crash
Merge pull request #3135 from 9rnsr/fix11963

[REG2.065a] Issue 11963 - ICE(parse.c) Parser crash
fix Issue 11965 - Segfault on garbage
Merge pull request #3136 from 9rnsr/fix11965

[REG2.064] Issue 11965 - Segfault on garbage
fix Issue 11967 - ICE(parse.c) Parser crash
Merge pull request #3137 from 9rnsr/fix11967

[REG2.065a] Issue 11967 - ICE(parse.c) Parser crash
fix Issue 11968 - ICE(expression.c) Crash when deleting __FILE__
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
Merge pull request #3140 from 9rnsr/fix11969

Issue 11969 - ICE(statement.c) When mixing in a string literal containing errors