ld/testsuite/ld-arm/abs-call-1.s

   1
   2         .type foo, %function
   3         .set foo, 0x100000
   4
   5 arm:    bl      0x100000
   6         b       0x100000
   7         blx     0x100000
   8         bl      foo
   9
  10         .syntax unified
  11         .thumb
  12 thumb:  bl      0x100000
  13         b       0x100000
  14         blx     0x100000
  15         @ bl foo is broken - gas fails to preserve the symbol reference