[llvm] [llvm][support] Fix DebugLogTest. (PR #150585)

[Jacques Pienaar via llvm-commits]

https://github.com/jpienaar created https://github.com/llvm/llvm-project/pull/150585

Fails on windows with error

C2466: cannot allocate an array of constant size 0

else.

>From b05453bf665af889de17aa1c9c9a9481c5c2504c Mon Sep 17 00:00:00 2001
From: Jacques Pienaar <jacques+gh at japienaar.info>
Date: Fri, 25 Jul 2025 08:01:26 +0000
Subject: [PATCH] [llvm][support] Fix DebugLogTest.

Fails on windows with error

C2466: cannot allocate an array of constant size 0

else.
---
 llvm/unittests/Support/DebugLogTest.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/unittests/Support/DebugLogTest.cpp b/llvm/unittests/Support/DebugLogTest.cpp
index 513699913f922..22dffd857613d 100644
--- a/llvm/unittests/Support/DebugLogTest.cpp
+++ b/llvm/unittests/Support/DebugLogTest.cpp
@@ -66,7 +66,7 @@ TEST(DebugLogTest, Basic) {
   // LDBG should be compiled out in NDEBUG, so just check it compiles and has
   // no effect.
   llvm::DebugFlag = true;
-  static const char *DT[] = {};
+  static const char *DT[] = {"A"};
   setCurrentDebugTypes(DT, 0);
   int count = 0;
   auto inc = [&]() { return ++count; };