Matteo Bruni : d3dcompiler: Add an assert checking for writemask sanity in debug_writemask().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e9231beb865da13941d19eca016a6ccac07cb3f4
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=e9231beb865da13941d19eca0...

Author: Matteo Bruni <mbruni(a)codeweavers.com>
Date:   Tue Dec  4 21:42:34 2018 +0100

d3dcompiler: Add an assert checking for writemask sanity in debug_writemask().

Signed-off-by: Matteo Bruni <mbruni(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/d3dcompiler_43/utils.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/d3dcompiler_43/utils.c b/dlls/d3dcompiler_43/utils.c
index 5499b8c..b872e34 100644
--- a/dlls/d3dcompiler_43/utils.c
+++ b/dlls/d3dcompiler_43/utils.c
@@ -2142,6 +2142,8 @@ static const char *debug_writemask(DWORD writemask)
     char string[5];
     unsigned int i = 0, pos = 0;
 
+    assert(!(writemask & ~BWRITERSP_WRITEMASK_ALL));
+
     while (writemask)
     {
         if (writemask & 1)