lld/test/ELF/archive-as-start-lib.s

   1 # REQUIRES: x86
   2 # UNSUPPORTED: system-windows
   3
   4 # RUN: rm -rf %t && split-file %s %t && cd %t
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64 a.s -o a.o
   6 # RUN: llvm-mc -filetype=obj -triple=x86_64 b.s -o b.o
   7
   8 ## Create an archive with incomplete index: foo is missing.
   9 # RUN: llvm-ar --format=gnu rc a.a a.o
  10 # RUN: llvm-ar --format=gnu rcS b.a b.o && tail -c +9 b.a > b-tail
  11 # RUN: cat a.a b-tail > weird.a
  12 # RUN: llvm-nm --print-armap weird.a | FileCheck %s --check-prefix=ARMAP
  13
  14 # ARMAP:      Archive map
  15 # ARMAP-NEXT: _start in a.o
  16 # ARMAP-EMPTY:
  17
  18 ## The incomplete archive index is ignored. -u foo extracts weird.a(b.o).
  19 ## In GNU ld, foo is undefined.
  20 # RUN: ld.lld -m elf_x86_64 -u foo weird.a -o lazy
  21 # RUN: llvm-nm lazy | FileCheck %s --implicit-check-not={{.}}
  22
  23 # CHECK: [[#%x,]] T _start
  24 # CHECK: [[#%x,]] T foo
  25
  26 #--- a.s
  27 .globl _start
  28 _start:
  29
  30 #--- b.s
  31 .globl foo
  32 foo: