[scudo] Extend basic test to cover zero size allocs.

Differential Revision: https://reviews.llvm.org/D137354

GitOrigin-RevId: 48dbf353025d012ad08e4de5e04e03e51349921c
diff --git a/lib/scudo/standalone/tests/combined_test.cpp b/lib/scudo/standalone/tests/combined_test.cpp
index 41c91b3..7d5cacd 100644
--- a/lib/scudo/standalone/tests/combined_test.cpp
+++ b/lib/scudo/standalone/tests/combined_test.cpp
@@ -153,7 +153,7 @@
   for (scudo::uptr AlignLog = MinAlignLog; AlignLog <= 16U; AlignLog++) {
     const scudo::uptr Align = 1U << AlignLog;
     for (scudo::sptr Delta = -32; Delta <= 32; Delta++) {
-      if (static_cast<scudo::sptr>(1U << SizeLog) + Delta <= 0)
+      if (static_cast<scudo::sptr>(1U << SizeLog) + Delta < 0)
         continue;
       const scudo::uptr Size = (1U << SizeLog) + Delta;
       void *P = Allocator->allocate(Size, Origin, Align);