[PATCH 1/2 v2] msvcrt: Don't reset MXCSR status in __control87_2 if control information is not changed.

[Piotr Caban]

From: Myah Caron

Signed-off-by: Myah Caron 
Signed-off-by: Piotr Caban 
---
dlls/kernel32/tests/thread.c | 47 ++++++++++++++++++--
dlls/msvcrt/math.c           | 86 ++++++++++++++++++++----------------
include/msvcrt/float.h       |  2 +
3 files changed, 95 insertions(+), 40 deletions(-)