tests/mir-opt/const_promotion_extern_static.rs

   1 // ignore-endian-big
   2 extern "C" {
   3     static X: i32;
   4 }
   5 static Y: i32 = 42;
   6
   7 // EMIT_MIR const_promotion_extern_static.BAR.PromoteTemps.diff
   8 // EMIT_MIR const_promotion_extern_static.BAR-promoted[0].SimplifyCfg-elaborate-drops.after.mir
   9 static mut BAR: *const &i32 = [&Y].as_ptr();
  10
  11 // EMIT_MIR const_promotion_extern_static.FOO.PromoteTemps.diff
  12 // EMIT_MIR const_promotion_extern_static.FOO-promoted[0].SimplifyCfg-elaborate-drops.after.mir
  13 static mut FOO: *const &i32 = [unsafe { &X }].as_ptr();
  14
  15 // EMIT_MIR const_promotion_extern_static.BOP.built.after.mir
  16 static BOP: &i32 = &13;
  17
  18 fn main() {}