Clean up the unordered_map fallback support.

  - Now there is only one macro for all use of unordered_map in the code.
  - Moving all instances of gcc/cuda version detection into a single file.
  - Adding a warning when the fallback is triggered.

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 13542]

1 files changed, 0 insertions, 23 deletions

diff --git a/src/abstract_hardware_model.h b/src/abstract_hardware_model.h
index bb5c490..d9f5885 100644
--- a/src/abstract_hardware_model.h
+++ b/src/abstract_hardware_model.h
@@ -90,29 +90,6 @@ struct dim3 {
 };
 #endif
 
-#if 0
-
-// detect gcc 4.3 and use unordered map (part of c++0x)
-// unordered map doesn't play nice with _GLIBCXX_DEBUG, just use a map if its enabled.
-#if  defined( __GNUC__ ) and not defined( _GLIBCXX_DEBUG )
-#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 3
-   #include <unordered_map>
-   #define my_hash_map std::unordered_map
-#else
-   #include <ext/hash_map>
-   namespace std {
-      using namespace __gnu_cxx;
-   }
-   #define my_hash_map std::hash_map
-#endif
-#else
-   #include <map>
-   #define my_hash_map std::map
-   #define USE_MAP
-#endif
-
-#endif
-
 void increment_x_then_y_then_z( dim3 &i, const dim3 &bound);
 
 class kernel_info_t {