[llvm-branch-commits] [libc] release/20.x: libc/cmake: don't fail if LLVM_VERSION_SUFFIX isn't defined (#126359) (PR #127099)

[via llvm-branch-commits]

https://github.com/llvmbot created https://github.com/llvm/llvm-project/pull/127099

Backport c81139f417a209dbd2a4e06465483d4b0951a9ac

Requested by: @jhuber6

>From 5d310a324700bd34ecc369d3b0b66b3763a4d27a Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre at debian.org>
Date: Thu, 13 Feb 2025 18:42:28 +0100
Subject: [PATCH] libc/cmake: don't fail if LLVM_VERSION_SUFFIX isn't defined
 (#126359)

Closes: #126358

cc @samvangysegem

---------

Co-authored-by: Joseph Huber <huberjn at outlook.com>
(cherry picked from commit c81139f417a209dbd2a4e06465483d4b0951a9ac)
---
 libc/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libc/CMakeLists.txt b/libc/CMakeLists.txt
index 1c4c0cd5aa22b..47708c2267818 100644
--- a/libc/CMakeLists.txt
+++ b/libc/CMakeLists.txt
@@ -51,7 +51,7 @@ set(LIBC_KERNEL_HEADERS "/usr/include" CACHE STRING "Path to Linux kernel header
 # Defining a global namespace to enclose all libc functions.
 set(default_namespace "__llvm_libc")
 if(LLVM_VERSION_MAJOR)
-  string(REPLACE "-" "" NS_LLVM_VERSION_SUFFIX ${LLVM_VERSION_SUFFIX})
+  string(REPLACE "-" "" NS_LLVM_VERSION_SUFFIX "${LLVM_VERSION_SUFFIX}")
   set(default_namespace "__llvm_libc_${LLVM_VERSION_MAJOR}_${LLVM_VERSION_MINOR}_${LLVM_VERSION_PATCH}_${NS_LLVM_VERSION_SUFFIX}")
 endif()
 set(LIBC_NAMESPACE ${default_namespace}