[PATCH] D109813: [flang] GET_COMMAND_ARGUMENT(VALUE) runtime implementation

[Peter Klausler via Phabricator via llvm-commits]

klausler added inline comments.


================
Comment at: flang/runtime/command.cpp:60
+  if (n < 0 || n >= executionEnvironment.argc) {
+    if (IsValidCharDescriptor(value)) {
+      FillWithSpaces(value);
----------------
rovka wrote:
> We're silently ignoring 'value' if it's not allocated or not the right type - should we have an assert instead if it doesn't look the way we expect?
The `value` argument should be a reference, not a pointer, to a descriptor here (and in your IsValidCharDescriptor() utility above).  It is not optional if ArgumentValue() is actually being called.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109813/new/

https://reviews.llvm.org/D109813