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Old 02-10-2011, 04:28 AM   #1
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Registered: Apr 2008
Location: Bangalore, India
Posts: 3

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Is Linux support hash_map?

I am compiling the code has hash_map getting following error


typedef std::hash_map<uint32_t, CTM_ContextData> contexts_map_t;

Compilation Error:

/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:77: error: ISO C++ forbids declaration of 'hash_map' with no type
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:77: error: typedef name may not be a nested-name-specifier
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:77: error: expected ';' before '<' token
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:78: error: 'contexts_map_t' was not declared in this scope
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:78: error: template argument 1 is invalid
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:78: error: template argument 2 is invalid
/vobs/ims_hss1/ctm/inc/CTM_DidMemContextManager.h:85: error: 'contexts_map_t' does not name a type
Old 02-10-2011, 06:22 AM   #2
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Registered: Feb 2009
Location: Copenhagen, Denmark
Distribution: ubuntu
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Just to be certain... are you using the __gnu_cxx namespace?

#include <ext/hash_map>
namespace std { using namespace __gnu_cxx; }

Wikipedia hash_map page
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Old 02-10-2011, 11:02 PM   #3
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Registered: Apr 2008
Location: Bangalore, India
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Thanks a lot. I was not using it. I will check it.


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