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

[via libc-commits]

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@@ -72,4 +73,12 @@ TEST(LlvmLibcMemcpyTest, CheckAccess) {
 
 #endif // !defined(LIBC_FULL_BUILD) && defined(LIBC_TARGET_OS_IS_LINUX)
 
-} // namespace LIBC_NAMESPACE_DECL
+#if defined(LIBC_TARGET_OS_IS_LINUX)
+
+TEST(LlvmLibcMemcpyTest, CrashOnNullPtr) {
+  ASSERT_DEATH([]() { LIBC_NAMESPACE::memcpy(nullptr, nullptr, 1); },
+               WITH_SIGNAL(SIGSEGV));
+
+#endif // defined(LIBC_TARGET_OS_IS_LINUX)
+
+} // namespace LIBC_NAMESPACE_DECL
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lntue wrote:

nit: missing extra line at the end.

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