SWDEV-517040 - Prevent segfault in Unit_hiprtc_includepath if can't open saxpy.h

Change-Id: Ie26857fe5dc16c8053b67b145d88588ce209281c


[ROCm/hip-tests commit: bae567a560]

projects/hip-tests/catch/unit/rtc/includepath.cc

@@ -22,7 +22,7 @@ TEST_CASE("Unit_hiprtc_includepath") {
 
   string saxpy = "";
   {
-    fstream f("saxpy.h");
+    fstream f("saxpy.h" , std::ios::in);
     if (f.is_open()) {
       size_t sizeFile;
       f.seekg(0, fstream::end);
@@ -32,6 +32,9 @@ TEST_CASE("Unit_hiprtc_includepath") {
       f.read(&saxpy[0], size);
       f.close();
    }
+   else {
+      FAIL("Failed to open saxpy.h. Please ensure the file exists and is accessible.");
+   }
  }
 
   hiprtcProgram prog;