Require LLVM >=3.7 and bump version to 0.2.0

v2: Also remove LLVM 3.6 traces from prepare-builtins.cpp

Patch by: EdB

llvm-svn: 244310

Author: Jeroen Ketema

libclc/configure.py

@@ -5,7 +5,7 @@ def c_compiler_rule(b, name, description, compiler, flags):
   b.rule(name, command, description + " $out", depfile="$out.d")
 
 version_major = 0;
-version_minor = 1;
+version_minor = 2;
 version_patch = 0;
 
 from optparse import OptionParser
@@ -66,12 +66,13 @@ def llvm_config(args):
     sys.exit(1)
 
 llvm_version = string.split(string.replace(llvm_config(['--version']), 'svn', ''), '.')
-if (int(llvm_version[0]) != 3 and int(llvm_version[1]) != 6):
-    print "libclc requires LLVM 3.6"
-    sys.exit(1)
-
+llvm_int_version = int(llvm_version[0]) * 100 + int(llvm_version[1]) * 10
 llvm_string_version = 'LLVM' + llvm_version[0] + '.' + llvm_version[1]
 
+if llvm_int_version < 370:
+    print "libclc requires LLVM >= 3.7"
+    sys.exit(1)
+
 llvm_system_libs = llvm_config(['--system-libs'])
 llvm_bindir = llvm_config(['--bindir'])
 llvm_core_libs = llvm_config(['--libs', 'core', 'bitreader', 'bitwriter']) + ' ' + \

libclc/utils/prepare-builtins.cpp

@@ -14,10 +14,6 @@
 
 #include <system_error>
 
-#define LLVM_360 \
-  (LLVM_VERSION_MAJOR == 3 && LLVM_VERSION_MINOR == 6)
-
-
 using namespace llvm;
 
 static cl::opt<std::string>
@@ -43,20 +39,12 @@ int main(int argc, char **argv) {
     if (std::error_code  ec = BufferOrErr.getError())
       ErrorMessage = ec.message();
     else {
-#if LLVM_360
-      ErrorOr<Module *>
-#else
-      ErrorOr<std::unique_ptr<Module>>
-#endif
-      ModuleOrErr =
+      ErrorOr<std::unique_ptr<Module>> ModuleOrErr =
           parseBitcodeFile(BufferPtr.get()->getMemBufferRef(), Context);
       if (std::error_code ec = ModuleOrErr.getError())
         ErrorMessage = ec.message();
-#if LLVM_360
-      M = ModuleOrErr.get();
-#else
+
       M = ModuleOrErr.get().release();
-#endif
     }
   }