Merge pull request #3135 from 9rnsr/fix11963

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

[REG2.064] Issue 11965 - Segfault on garbage
Merge pull request #3137 from 9rnsr/fix11967

[REG2.065a] Issue 11967 - ICE(parse.c) Parser crash
Merge pull request #3112 from 9rnsr/fix11941

[REG2.065a] Issue 11941 - Errors when appending to aggregate member array in CTFE
Merge pull request #3107 from 9rnsr/fix11931

[REG2.065a] Issue 11931 - Linkers "Symbol Undefined" again with dmd HEAD when -g specified