lld/test/ELF/input-section-flags-keep.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
   3 # RUN: echo "SECTIONS { \
   4 # RUN:  . = SIZEOF_HEADERS; \
   5 # RUN:  .keep : { KEEP( INPUT_SECTION_FLAGS(!SHF_WRITE) *(.sec*)) } \
   6 # RUN:  }" > %t.script
   7 # RUN: ld.lld --gc-sections -o %t --script %t.script %t.o
   8 # RUN: llvm-readobj --symbols %t | FileCheck %s
   9
  10 ## Check that INPUT_SECTION_FLAGS can be used within KEEP, and affects what
  11 ## is kept.
  12 # CHECK: Name: keep
  13 # CHECK-NOT: NAME: collect
  14 .text
  15 .global _start
  16 _start:
  17  .long 0
  18
  19 .section .sec1, "a"
  20 .global keep
  21 keep:
  22  .long 1
  23
  24 .section .sec2, "aw"
  25 .global collect
  26 collect:
  27  .long 2