[clang] [DTLTO][TEST] XFAIL Clang driver tests for Multicall toolchains (PR #159129)

[via cfe-commits]

https://github.com/bd1976bris created https://github.com/llvm/llvm-project/pull/159129

Previously I masked issues with Multicall + DTLTO (see #148908) due to an incomplete understanding of how the Multicall toolchain works.

This patch reverts those incorrect changes and instead marks the affected tests XFAIL when running under Multicall.

Issue #159125 tracks fixing DTLTO with Multicall.

>From 64f8f35f34e8649f27a4401740265d839b0cad2f Mon Sep 17 00:00:00 2001
From: Dunbobbin <Ben.Dunbobbin at sony.com>
Date: Tue, 16 Sep 2025 17:46:39 +0100
Subject: [PATCH] [DTLTO][TEST] XFAIL Clang driver tests for Multicall
 toolchains

Previously I masked issues with Multicall + DTLTO (see #148908) due to an
incomplete understanding of how the Multicall toolchain works.

This patch reverts those incorrect changes and instead marks the
affected tests XFAIL when running under Multicall.

Issue #159125 tracks fixing DTLTO with Multicall.
---
 clang/test/Driver/DTLTO/dtlto.c     | 5 ++++-
 clang/test/Driver/DTLTO/ps5-dtlto.c | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/clang/test/Driver/DTLTO/dtlto.c b/clang/test/Driver/DTLTO/dtlto.c
index 96795d9a4e6a4..053955a9e3d4a 100644
--- a/clang/test/Driver/DTLTO/dtlto.c
+++ b/clang/test/Driver/DTLTO/dtlto.c
@@ -1,5 +1,8 @@
 // REQUIRES: lld
 
+/// https://github.com/llvm/llvm-project/issues/159125.
+// XFAIL: llvm-driver
+
 /// Check DTLTO options are forwarded to the linker.
 
 /// Check that options are forwarded as expected with --thinlto-distributor=.
@@ -10,7 +13,7 @@
 
 // FORWARD: ld.lld
 // FORWARD-SAME: "--thinlto-distributor=d.exe"
-// FORWARD-SAME: "--thinlto-remote-compiler={{[^"]+}}"
+// FORWARD-SAME: "--thinlto-remote-compiler={{.*}}clang{{[^\"]*}}"
 // FORWARD-SAME: "--thinlto-distributor-arg=a1"
 // FORWARD-SAME: "--thinlto-distributor-arg=a2"
 // FORWARD-SAME: "--thinlto-distributor-arg=a3"
diff --git a/clang/test/Driver/DTLTO/ps5-dtlto.c b/clang/test/Driver/DTLTO/ps5-dtlto.c
index 9b70c88257a85..eb4691da9d2fc 100644
--- a/clang/test/Driver/DTLTO/ps5-dtlto.c
+++ b/clang/test/Driver/DTLTO/ps5-dtlto.c
@@ -1,5 +1,8 @@
 // REQUIRES: lld
 
+/// https://github.com/llvm/llvm-project/issues/159125.
+// XFAIL: llvm-driver
+
 /// Check DTLTO options are forwarded to the linker.
 
 /// Check that options are forwarded as expected with --thinlto-distributor=.
@@ -10,7 +13,7 @@
 
 // FORWARD: prospero-lld
 // FORWARD-SAME: "--thinlto-distributor=d.exe"
-// FORWARD-SAME: "--thinlto-remote-compiler={{[^"]+}}"
+// FORWARD-SAME: "--thinlto-remote-compiler={{.*}}clang{{[^\"]*}}"
 // FORWARD-SAME: "--thinlto-distributor-arg=a1"
 // FORWARD-SAME: "--thinlto-distributor-arg=a2"
 // FORWARD-SAME: "--thinlto-distributor-arg=a3"