configure: Remove llvm 3.6 defines

we require llvm 3.7

reviewer: tstellard
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>

git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@260304 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/configure.py b/configure.py
index 8b005ad..d591ef8 100755
--- a/configure.py
+++ b/configure.py
@@ -94,14 +94,14 @@
                [{'gpu' : 'cedar',   'aliases' : ['palm', 'sumo', 'sumo2', 'redwood', 'juniper'],
                  'defines' : {}},
                 {'gpu' : 'cypress', 'aliases' : ['hemlock'],
-                 'defines' : {'LLVM3.6':['cl_khr_fp64']}},
+                 'defines' : {}},
                 {'gpu' : 'barts',   'aliases' : ['turks', 'caicos'],
                  'defines' : {}},
                 {'gpu' : 'cayman',  'aliases' : ['aruba'],
-                 'defines' : {'LLVM3.6':['cl_khr_fp64']}} ]},
+                 'defines' : {}} ]},
   'amdgcn--': { 'devices' :
                 [{'gpu' : 'tahiti', 'aliases' : ['pitcairn', 'verde', 'oland', 'hainan', 'bonaire', 'kabini', 'kaveri', 'hawaii','mullins','tonga','carrizo','iceland','fiji','stoney'],
-                 'defines' : {'LLVM3.6':['cl_khr_fp64']}} ]},
+                 'defines' : {}} ]},
   'nvptx--'   : { 'devices' : [{'gpu' : '', 'aliases' : [],
                                 'defines' : {'all' : ['cl_khr_fp64']}}]},
   'nvptx64--' : { 'devices' : [{'gpu' : '', 'aliases' : [],