From e1785a8b9f871b72d324bd7e163bc837c77491ec Mon Sep 17 00:00:00 2001
From: Evgeny Mankov <Evgeny.Mankov@gmail.com>
Date: Tue, 28 Jun 2016 19:57:08 +0300
Subject: [PATCH] clang-hipify: Array of elements of typedef type translation
 support.

Example: cudaStream_t streams[2]
---
 clang-hipify/src/Cuda2Hip.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/clang-hipify/src/Cuda2Hip.cpp b/clang-hipify/src/Cuda2Hip.cpp
index fdbf8ae1a6..7c121425a4 100644
--- a/clang-hipify/src/Cuda2Hip.cpp
+++ b/clang-hipify/src/Cuda2Hip.cpp
@@ -1288,7 +1288,11 @@ public:
 
     if (const VarDecl *cudaTypedefVar =
       Result.Nodes.getNodeAs<VarDecl>("cudaTypedefVar")) {
-      QualType QT = cudaTypedefVar->getType().getUnqualifiedType();
+      QualType QT = cudaTypedefVar->getType();
+      if (QT->isArrayType()) {
+        QT = QT.getTypePtr()->getAsArrayTypeUnsafe()->getElementType();
+      }
+      QT = QT.getUnqualifiedType();
       StringRef name = QT.getAsString();
       const auto found = N.cuda2hipRename.find(name);
       if (found != N.cuda2hipRename.end()) {
@@ -1496,6 +1500,12 @@ int main(int argc, const char **argv) {
                             hasType(typedefDecl(matchesName("cuda.*|cublas.*"))))
                             .bind("cudaTypedefVar"),
                             &Callback);
+  // Array of elements of typedef type, Example: cudaStream_t streams[2];
+  Finder.addMatcher(varDecl(isExpansionInMainFile(),
+                            hasType(arrayType(hasElementType(typedefType(
+                            hasDeclaration(typedefDecl(matchesName("cuda.*|cublas.*"))))))))
+                            .bind("cudaTypedefVar"),
+                            &Callback);
   Finder.addMatcher(varDecl(isExpansionInMainFile(),
                             hasType(cxxRecordDecl(matchesName("cuda.*|cublas.*"))))
                             .bind("cudaStructVar"),