lld/test/MachO/reproduce-thin-archive-objc.s

   1 # REQUIRES: x86
   2
   3 ## For a long time, LLD only included those members from thin archives that were actually used
   4 ## during linking. However, we need to iterate over all members for -ObjC, check that we don't
   5 ## crash when we encounter a missing member.
   6
   7 # RUN: rm -rf %t && mkdir %t && cd %t
   8 # RUN: sed s/SYM/_main/   %s | llvm-mc -filetype=obj -triple=x86_64-apple-macos -o main.o
   9 # RUN: sed s/SYM/_unused/ %s | llvm-mc -filetype=obj -triple=x86_64-apple-macos -o unused.o
  10
  11 # RUN: llvm-ar rcsT unused.a unused.o; rm unused.o
  12 ## FIXME: Absolute paths don't end up relativized in the repro file.
  13
  14 # RUN: %no-fatal-warnings-lld %t/main.o %t/unused.a -ObjC -o /dev/null 2>&1 \
  15 # RUN:                      | FileCheck %s --check-prefix=WARN
  16
  17 # RUN: %lld main.o unused.a -ObjC --no-warn-thin-archive-missing-members 2>&1 | count 0
  18
  19 # WARN: warning: {{.*}}unused.a: -ObjC failed to open archive member: 'unused.o'
  20
  21 .text
  22 .globl SYM
  23 SYM:
  24     ret