Microsoft KB Archive/216715

= C1001 error when you compile source code that contains the ternary operator (?:) in Visual C++ =

Article ID: 216715

Article Last Modified on 5/3/2005

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APPLIES TO


 * Microsoft Visual C++ 6.0 Enterprise Edition
 * Microsoft Visual C++ 6.0 Professional Edition
 * Microsoft Visual C++ 6.0 Standard Edition

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This article was previously published under Q216715



SYMPTOMS
When compiling source code containing the ternary operator (?:), if the compiler converts one of the operands from one class type to another, incorrect code may be generated or you might receive the following error message:

fatal error C1001: INTERNAL COMPILER ERROR (compiler file 'E:\8168\vc98\p2\src\P2\ehexcept.c', line 577)



STATUS
Microsoft has confirmed that this is a bug in the Microsoft products that are listed at the beginning of this article.

This bug was corrected in Visual Studio 6.0 Service Pack 3. For more information about Visual Studio service packs, please see the following articles in the Microsoft Knowledge Base:

194022 Visual Studio 6.0 service packs, what, where, why

194295 How To Tell That a Visual Studio Service Pack Is Installed



Steps to Reproduce Behavior
class F { char m_str[50]; CString cstr; public: F(char *str) {       strcpy(m_str, str); cstr = "CSTRING"; }   operator CString {       cstr = m_str; return cstr; } };
 * 1) include 

void H( const CString & state) {   F f("test"); CString str; str = (state != "off") ? state : f; }

Keywords: kberrmsg kbbug kbfix kbvc600fix kbcpponly kbcompiler kbvs600sp3fix KB216715

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