Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/test/tools/llvm-objcopy/cannot-delete-dest.test

@@ -0,0 +1,18 @@
+# REQUIRES: system-windows
+# RUN: yaml2obj %s > %t.o
+# RUN: rm -f %t2.o
+# RUN: cp %t.o %t2.o
+# RUN: attrib +r %t2.o
+
+# This fails because it cannot replace %t2.o
+# RUN: not llvm-objcopy %t.o %t2.o
+
+# But it doesn't leave any temporary files behind.
+# RUN: not ls %t2.o.tmp*
+
+!ELF
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  Type:            ET_REL
+  Machine:         EM_X86_64