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

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport c81139f417a209dbd2a4e06465483d4b0951a9ac

Requested by: @<!-- -->jhuber6

---
Full diff: https://github.com/llvm/llvm-project/pull/127099.diff


1 Files Affected:

- (modified) libc/CMakeLists.txt (+1-1) 


``````````diff
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}

``````````

</details>


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