[PATCH 12/15] msvcrt: Swap the threadlocinfo pointers in setlocale().

[Piotr Caban]

From: Chip Davis

Do this instead of swapping their contents. This way, the result of
_get_current_locale(), which references the current threadlocinfo, won't
change after a setlocale() call.

Signed-off-by: Chip Davis 
Signed-off-by: Piotr Caban 
---
  dlls/msvcr90/tests/msvcr90.c | 344 ++++++++++++++---------------------
  dlls/msvcrt/locale.c         | 170 +++--------------
  2 files changed, 161 insertions(+), 353 deletions(-)