Visual C++ 2003 support

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What steps will reproduce the problem?
1.building in Visual C++ 2003 with RAPIDJSON_SSE2
2.
3.

What is the expected output? What do you see instead?
error C3861: '_BitScanForward': identifier not found, event with 
argument-dependent lookup

What version of the product are you using? On what operating system?

Please provide any additional information below.

My solution is below:

#if _MSC_VER < 1400
extern "C" unsigned char _BitScanForward(unsigned long* Index, unsigned long 
Mask);
#pragma intrinsic(_BitScanForward)
#endif

Original issue reported on code.google.com by ich...@gmail.com on 8 Jan 2014 at 2:49

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Original comment by milo...@gmail.com on 20 Jun 2014 at 11:24

• Changed state: Accepted

[GoogleCodeExporter]

https://github.com/miloyip/rapidjson/commit/e63125f1a1c03abbaabb489a00d88fc9224f
b095

Original comment by milo...@gmail.com on 13 Jul 2014 at 4:17

• Changed state: Fixed