Set /Os for some 32 bit MS compilers (fixes #3769)

Signed-off-by: Stefan Weil <sw@weilnetz.de>

Author: stweil

src/arch/intsimdmatrixavx2.cpp

@@ -27,6 +27,14 @@
 #  include <cstdint>
 #  include <vector>
 
+#  if defined(_MSC_VER) && _MSC_VER >= 1925 && _MSC_VER <= 1929 && \
+      defined(_WIN32) && !defined(_WIN64)
+// Optimize for size (/Os) instead of using the default optimization for some
+// versions of the 32 bit Visual Studio compiler which generate buggy code.
+#    pragma optimize("", off)
+#    pragma optimize("s", on)
+#  endif
+
 namespace tesseract {
 
 // Number of outputs held in each register. 8 x 32 bit ints.