[HIPIFY] Add a compatibility for CharSourceRange if LLVM < 7

hipamd/hipify-clang/src/HipifyAction.cpp

@@ -391,7 +391,7 @@ bool HipifyAction::cudaLaunchKernel(const mat::MatchFinder::MatchResult &Result)
   }
   OS << ")";
   clang::SourceLocation launchKernelExprLocBeg = launchKernel->getExprLoc();
-  clang::SourceLocation launchKernelExprLocEnd = launchKernelExprLocBeg.isMacroID() ? SM->getExpansionRange(launchKernelExprLocBeg).getEnd() : llcompat::getEndLoc(launchKernel);
+  clang::SourceLocation launchKernelExprLocEnd = launchKernelExprLocBeg.isMacroID() ? llcompat::getEndOfExpansionRangeForLoc(*SM, launchKernelExprLocBeg) : llcompat::getEndLoc(launchKernel);
   clang::SourceLocation launchKernelEnd = llcompat::getEndLoc(launchKernel);
   clang::BeforeThanCompare<clang::SourceLocation> isBefore(*SM);
   launchKernelExprLocEnd = isBefore(launchKernelEnd, launchKernelExprLocEnd) ? launchKernelExprLocEnd : launchKernelEnd;

hipamd/hipify-clang/src/LLVMCompat.cpp

@@ -151,4 +151,12 @@ bool CheckCompatibility() {
   return true;
 }
 
+clang::SourceLocation getEndOfExpansionRangeForLoc(const clang::SourceManager& SM, const clang::SourceLocation& loc) {
+#if LLVM_VERSION_MAJOR > 6
+  return SM.getExpansionRange(loc).getEnd();
+#else
+  return SM.getExpansionRange(loc).second;
+#endif
+}
+
 } // namespace llcompat

hipamd/hipify-clang/src/LLVMCompat.h

@@ -91,4 +91,6 @@ void RetainExcludedConditionalBlocks(clang::CompilerInstance &CI);
 
 bool CheckCompatibility();
 
+clang::SourceLocation getEndOfExpansionRangeForLoc(const clang::SourceManager& SM, const clang::SourceLocation& loc);
+
 } // namespace llcompat