fix Issue 11239 - [REG2.064beta] ctRegex causes link errors with -debug since Pull2550
Merge branch 'master' into fix11239
fix Issue 11359 - Assoc range violation when accessed via ref
fix Issue 11358 - debug import and getUnittests do not mix
Merge pull request #2695 from 9rnsr/fix11358

Issue 11358 - debug import and getUnittests do not mix
Merge pull request #2693 from 9rnsr/fix11359

[REG2.064a] Issue 11359 - Assoc range violation when accessed via ref
Merge pull request #2661 from WalterBright/fix11239

fix Issue 11239 - [REG2.064beta] ctRegex causes link errors with -debug since Pull2550
fix Issue 11330 - Directory named as imported module should not stop module search
Merge pull request #2696 from WalterBright/fix11330

fix Issue 11330 - Directory named as imported module should not stop module search
sync backend files with dmc
fix Issue 11395 - link error (struct+opEquals) on separate compilation
Merge pull request #2697 from WalterBright/sync-with-dmc

sync backend files with dmc
Merge pull request #2698 from 9rnsr/fix11395

[REG2.064a] Issue 11395 - link error (struct+opEquals) on separate compilation
fix ElfObj::common_block size

- fix Issue 11237

- Need to explicitly pass the size of the defined common
  symbol as it can't be computed from the symbol type.
struct initializer are not weak symbols

- fix Issue 11237

- The function outdata will take care of the
  BSS optimization for DTallzeros.
add test case for Issue 11237

- fix OS name of linux in Makefile
Merge pull request #2701 from dawgfoto/fix11237

fix Issue 11237
Merge branch 'master' of https://github.com/D-Programming-Language/dmd into patched