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work around GCC bug for x64

pull/2/head
weidai 2007-05-05 15:25:12 +00:00
parent 87356fd44e
commit 3dfcdf8c44
1 changed files with 2 additions and 1 deletions
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3
salsa.cpp
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@ -90,11 +90,12 @@ void Salsa20_Policy::OperateKeystream(KeystreamOperation operation, byte *output
{ {
__m128i *s = (__m128i *)m_state.data(); __m128i *s = (__m128i *)m_state.data();
#if CRYPTOPP_GCC_VERSION >= 40000 || _MSC_VER > 1400 || (defined(_MSC_VER) && CRYPTOPP_BOOL_X86) #if _MSC_VER > 1400 || (defined(_MSC_VER) && CRYPTOPP_BOOL_X86) || (CRYPTOPP_GCC_VERSION >= 40000 && CRYPTOPP_BOOL_X86)
// This code triggers an internal compiler error on MSVC 2005 when compiling // This code triggers an internal compiler error on MSVC 2005 when compiling
// for x64 with optimizations on. hopefully it will get fixed in the next release. // for x64 with optimizations on. hopefully it will get fixed in the next release.
// A bug report has been submitted at http://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=274123 // A bug report has been submitted at http://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=274123
// Also, GCC 3.4.4 generates incorrect code for x86 at -O2. // Also, GCC 3.4.4 generates incorrect code for x86 at -O2.
// GCC 4.1.1 generates incorrect code for x64 at -O2
if (iterationCount >= 4) if (iterationCount >= 4)
{ {
__m128i ss[16]; __m128i ss[16];