[libc-commits] [libc] [libc] Expand usage of libc null checks. (PR #116262)

[via libc-commits]

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@@ -17,6 +18,8 @@ namespace LIBC_NAMESPACE_DECL {
 LLVM_LIBC_FUNCTION(char *, stpncpy,
                    (char *__restrict dest, const char *__restrict src,
                     size_t n)) {
+  LIBC_CRASH_ON_NULLPTR(dest);
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lntue wrote:

Do we need to check if `n != 0` before checking `nullptr`?

https://github.com/llvm/llvm-project/pull/116262