From 53585f93b7e6fe3933c77216f45e7d4f785436b5 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Tue, 14 Oct 2025 11:19:45 +0100
Subject: [PATCH] ci: Use clang-snapshot in "MSan" job

---
 .github/workflows/ci.yml   | 5 ++++-
 ci/linux-debian.Dockerfile | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f22ef2a3..ad3568d1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -417,6 +417,9 @@ jobs:
               # when ctime_tests when enabled.
               CFLAGS: '-fsanitize=memory -fsanitize-recover=memory -fsanitize-memory-param-retval -g'
               CTIMETESTS: 'no'
+        cc:
+          - 'clang'
+          - 'clang-snapshot'
 
     env:
       ECDH: 'yes'
@@ -425,7 +428,7 @@ jobs:
       SCHNORRSIG: 'yes'
       MUSIG: 'yes'
       ELLSWIFT: 'yes'
-      CC: 'clang'
+      CC: ${{ matrix.cc }}
       SECP256K1_TEST_ITERS: 32
       ASM: 'no'
       WITH_VALGRIND: 'no'
diff --git a/ci/linux-debian.Dockerfile b/ci/linux-debian.Dockerfile
index 22b6d35c..a575d9b1 100644
--- a/ci/linux-debian.Dockerfile
+++ b/ci/linux-debian.Dockerfile
@@ -71,7 +71,7 @@ RUN \
     # Determine the version number of the LLVM development branch
     LLVM_VERSION=$(apt-cache search --names-only '^clang-[0-9]+$' | sort -V | tail -1 | cut -f1 -d" " | cut -f2 -d"-" ) && \
     # Install
-    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y "clang-${LLVM_VERSION}" && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y "clang-${LLVM_VERSION}" "libclang-rt-${LLVM_VERSION}-dev" && \
     # Create symlink
     ln -s "/usr/bin/clang-${LLVM_VERSION}" /usr/bin/clang-snapshot && \
     # Clean up