address internal issue llvm#49

clang/tools/nec-aurora-build/CMakeLists.txt

@@ -14,10 +14,12 @@ find_program(NECAURORA_TARGET_COMPILER
     "/opt/nec/ve/bin/"
     ENV PATH)
 
-if(NOT NECAURORA_TARGET_COMPILER)
-  message(STATUS "NEC target compiler could not be found, defaulting to GCC.")
-  # Use a separate variable to print this message every time.
-  find_program(NECAURORA_TARGET_COMPILER_GCC gcc)
+# if ncc was not found and gcc is not set stop
+if(NOT NECAURORA_TARGET_COMPILER AND NOT NECAURORA_TARGET_COMPILER_GCC)
+  message(FATAL_ERROR "NEC target compiler not found and GCC not set, exiting.")
+# if ncc was not found vut gcc is set, use gcc
+elseif(NOT NECAURORA_TARGET_COMPILER)
+  message(STATUS "NEC target compiler not found but GCC is set, using GCC.")
   set(NECAURORA_TARGET_COMPILER "${NECAURORA_TARGET_COMPILER_GCC}")
 endif()
 

clang/tools/sotoc/src/Visitors.cpp

@@ -150,14 +150,14 @@ class CollectOMPClauseParamsVarsVisitor
 
 class CollectOMPClauseParamsVisitor
     : public clang::RecursiveASTVisitor<CollectOMPClauseParamsVisitor> {
-  
+
       CollectOMPClauseParamsVarsVisitor VarsVisitor;
   bool InExplicitCast;
 public:
   CollectOMPClauseParamsVisitor(std::shared_ptr<TargetCodeRegion> &TCR)
     : VarsVisitor(TCR), InExplicitCast(false) {};
   bool VisitStmt(clang::Stmt *S) {
-    // THis relies on the captured statement being the last child
+    // This relies on the captured statement being the last child
     if (llvm::isa<clang::CapturedStmt>(S)) {
         return false;
     }

clang/tools/sotoc/test/arrays/dynamic.c

@@ -0,0 +1,25 @@
+// RUN: %sotoc-transform-compile
+// RUN: %run-on-host | %filecheck %s
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+  int* array = malloc(1000*sizeof(int));
+  int sum = 0;
+
+#pragma omp target parallel for map(tofrom: array[0:1000])
+  for (int i = 0; i < 1000; i++) {
+    array[i] = 1;
+  }
+
+  for (int i = 0; i < 1000; i++) {
+    sum += array[i];
+  }
+
+  printf("%d", sum);
+
+  return 0;
+}
+
+// CHECK: 1000

clang/tools/sotoc/test/arrays/dynamic_on_device.c

@@ -0,0 +1,16 @@
+// RUN: %sotoc-transform-compile
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <omp.h>
+
+int main() {
+  int* array = omp_target_alloc(1000*sizeof(int),0);
+
+#pragma omp target parallel for is_device_ptr(array)
+  for (int i = 0; i < 1000; i++) {
+    array[i] = 1;
+    printf("SUCCESS: %x\n",&array);
+  }
+  return 0;
+}