From 5537b3d60e372a672d8e760bfb999b2fd698140d Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Thu, 11 Jun 2026 16:10:03 -0400
Subject: [PATCH] Clang-FindBinUtils: find unprefixed `clang-scan-deps`
 binaries as well

Apparently Gentoo (and upstream builds) do not add prefixes to the
associated tools. Alas, such things exist, so we should support them.

Fixes: #27858
---
 Modules/Compiler/Clang-FindBinUtils.cmake | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Modules/Compiler/Clang-FindBinUtils.cmake b/Modules/Compiler/Clang-FindBinUtils.cmake
index f4f35e63be..48195e2a6c 100644
--- a/Modules/Compiler/Clang-FindBinUtils.cmake
+++ b/Modules/Compiler/Clang-FindBinUtils.cmake
@@ -52,6 +52,12 @@ find_program(CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_CLANG_SCAN_DEPS NAMES
     "${_CMAKE_TOOLCHAIN_PREFIX}clang-scan-deps-${__version_x}"
     "${_CMAKE_TOOLCHAIN_PREFIX}clang-scan-deps${__version_x}"
     "${_CMAKE_TOOLCHAIN_PREFIX}clang-scan-deps"
+    # Gentoo, at least, installs associated tools without the prefix. Upstream
+    # builds also seem to not add toolchain prefixes to `clang-scan-deps`.
+    "clang-scan-deps-${__version_x_y}"
+    "clang-scan-deps-${__version_x}"
+    "clang-scan-deps${__version_x}"
+    "clang-scan-deps"
     HINTS ${__clang_hints}
     NO_CMAKE_PATH NO_CMAKE_ENVIRONMENT_PATH
     DOC "`clang-scan-deps` dependency scanner"