use named enum for TypeInfo_Class.flags
use named enum for TypeInfo_Struct.flags
Move Issue 7504 test case to runnable/casting.d
fix Issue 10842 - Some integer casts wrongly remove side-effect of the operand
Fix issue 11182 - dmd crashes on compiling regex
fix Issue 6799 - ICE(type.c) involving AAs and pointers to structs
fix Issue 7254 - ICE(cod3.c) returning strings as static arrays
fix Issue 6107 - ICE(expression.c) when a non-template member named '__ctor' exists in a struct, and the constructor is attempted to be invoked.
fix
Issue 7976 - ICE(backend/cg87.c)assignment btw two elements of dynamic array of complex number types
fix
Issue 5012 - ICE(cod3.c): handling a nested function in inline asm.
fix Issue 7436 - ICE(cg87.c) ubyte = ubyte op= float
fix Issue 10942 - ICE on 1087+ initializers (Internal error: backend\cgcv.c 203)
fix Issue 8179 - ICE(e2ir.c) with failed fixed size array cast
Various fix/improvement to samples:
- Adding gitignore
- Added a sample GNU Makefile for linux compilation
- Fixed infinite loop on hexa/octal numbers in d2html.d
- Fixed 64 bits issues (int used) on listener.d and htmlget.d
TODO: Fix d2html.d to support the '$' token
should check Terror too
Renamed Makefile to posix.mak and fixed indent according to CR
fix Issue 11197 - Struct with postblit cannot be appended to an AA of arrays
Merge pull request #2643 from 9rnsr/fix11197

[REG2.064a] Issue 11197 - Struct with postblit cannot be appended to an AA of arrays
Merge pull request #2597 from 9rnsr/fix10842

Issue 10842 - Some integer casts wrongly remove side-effect of the operand.
Merge pull request #2638 from WalterBright/fix8179

fix Issue 8179 - ICE(e2ir.c) with failed fixed size array cast