[llvm] [Dexter] Allow retries on all dexter tests to avoid lldb-dap flakiness (PR #161847)

[Orlando Cazalet-Hyams via llvm-commits]

https://github.com/OCHyams created https://github.com/llvm/llvm-project/pull/161847

This isn't pretty but should help us keep the bot stable while issues such as #158306 and #158311 are investigated 

>From c39f4bc13cc15064d4492ca2cdeb7ef8f5d5baea Mon Sep 17 00:00:00 2001
From: Orlando Cazalet-Hyams <orlando.hyams at sony.com>
Date: Fri, 3 Oct 2025 14:46:30 +0100
Subject: [PATCH 1/2] [Dexter] Allow retries on all dexter tests to avoid
 lldb-dap flakiness

---
 cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg | 3 +++
 .../debuginfo-tests/dexter/feature_tests/lit.local.cfg         | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg b/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
index bace385c23f7c..437bcf382f5f1 100644
--- a/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
+++ b/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
@@ -1,2 +1,5 @@
 if "dexter" not in config.available_features:
     config.unsupported = True
+
+# LLDB through lldb-dap causes spurious failures.
+config.test_retry_attempts = 2
\ No newline at end of file
diff --git a/cross-project-tests/debuginfo-tests/dexter/feature_tests/lit.local.cfg b/cross-project-tests/debuginfo-tests/dexter/feature_tests/lit.local.cfg
index 16b9690546702..3b98bf565bcf4 100644
--- a/cross-project-tests/debuginfo-tests/dexter/feature_tests/lit.local.cfg
+++ b/cross-project-tests/debuginfo-tests/dexter/feature_tests/lit.local.cfg
@@ -3,3 +3,6 @@ if "dexter" not in config.available_features:
 
 config.name = "DExTer feature tests"
 config.suffixes = [".cpp", ".c", ".test"]
+
+# LLDB through lldb-dap causes spurious failures.
+config.test_retry_attempts = 2

>From c218d40e92f795aae97a2da04b9e34917e434d78 Mon Sep 17 00:00:00 2001
From: Orlando Cazalet-Hyams <orlando.hyams at sony.com>
Date: Fri, 3 Oct 2025 14:48:46 +0100
Subject: [PATCH 2/2] whitespace

---
 cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg b/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
index 437bcf382f5f1..6b711331897ef 100644
--- a/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
+++ b/cross-project-tests/debuginfo-tests/dexter-tests/lit.local.cfg
@@ -2,4 +2,4 @@ if "dexter" not in config.available_features:
     config.unsupported = True
 
 # LLDB through lldb-dap causes spurious failures.
-config.test_retry_attempts = 2
\ No newline at end of file
+config.test_retry_attempts = 2