lld/test/ELF/version-script-reassign-glob.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
   3
   4 # RUN: echo 'foo { foo*; }; bar { *; };' > %t.ver
   5 # RUN: ld.lld --version-script %t.ver %t.o -shared -o %t.so --fatal-warnings
   6 # RUN: llvm-readelf --dyn-syms %t.so | FileCheck --check-prefix=FOO %s
   7
   8 # RUN: echo 'foo { foo*; }; bar { f*; };' > %t.ver
   9 # RUN: ld.lld --version-script %t.ver %t.o -shared -o %t.so --fatal-warnings
  10 # RUN: llvm-readelf --dyn-syms %t.so | FileCheck --check-prefix=BAR %s
  11
  12 # RUN: echo 'bar1 { *; }; bar2 { *; };' > %t2.ver
  13 # RUN: ld.lld --version-script %t2.ver %t.o -shared -o %t2.so 2>&1 | \
  14 # RUN:   FileCheck --check-prefix=DUPWARN %s
  15 # RUN: llvm-readelf --dyn-syms %t2.so | FileCheck --check-prefix=BAR2 %s
  16
  17 ## If both a non-* glob and a * match, non-* wins.
  18 ## This is GNU linkers' behavior. We don't feel strongly this should be supported.
  19 # FOO: GLOBAL DEFAULT 7 foo@@foo
  20
  21 # BAR: GLOBAL DEFAULT 7 foo@@bar
  22
  23 ## When there are multiple * patterns, the last wins.
  24 # BAR2: GLOBAL DEFAULT 7 foo@@bar2
  25 # DUPWARN: warning: wildcard pattern '*' is used for multiple version definitions in version script
  26
  27 .globl foo
  28 foo: