Make zero-sized new standards-compliant

This fixes part of #287.

Make zero-sized new standards-compliant
This fixes part of #287.
6e0fb1ee · Matthijs Kooijman · 66d06b03 · 6e0fb1ee
Commit 6e0fb1ee authored Sep 17, 2020 by Matthijs Kooijman
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cores/arduino/new.cpp cores/arduino/new.cpp +4 -0

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--- a/cores/arduino/new.cpp
+++ b/cores/arduino/new.cpp
@@ -23,6 +23,10 @@ namespace std {
 }

 void * operator new(size_t size) {
+  // Even zero-sized allocations should return a unique pointer, but
+  // malloc does not guarantee this
+  if (size == 0)
+    size = 1;
  return malloc(size);
 }
 void * operator new[](size_t size) {