clang/test/CodeGen/attr-loader-uninitialized.c

   1 // RUN: %clang_cc1 -triple=x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s
   2
   3 // CHECK: @tentative_attr_first ={{.*}} global i32 undef
   4 int tentative_attr_first __attribute__((loader_uninitialized));
   5 int tentative_attr_first;
   6
   7 // CHECK: @tentative_attr_second ={{.*}} global i32 undef
   8 int tentative_attr_second;
   9 int tentative_attr_second __attribute__((loader_uninitialized));
  10
  11 // CHECK: @array ={{.*}} global [16 x float] undef
  12 float array[16] __attribute__((loader_uninitialized));
  13
  14 typedef struct
  15 {
  16   int x;
  17   float y;
  18 } s;
  19
  20 // CHECK: @i ={{.*}} global %struct.s undef
  21 // CHECK: @j1 ={{.*}}addrspace(1) global %struct.s undef
  22 // CHECK: @j2 ={{.*}}addrspace(2) global %struct.s undef
  23 // CHECK: @j3 ={{.*}}addrspace(3) global %struct.s undef
  24 // CHECK: @j4 ={{.*}}addrspace(4) global %struct.s undef
  25 // CHECK: @j5 ={{.*}}addrspace(5) global %struct.s undef
  26 // CHECK: @j99 ={{.*}}addrspace(99) global %struct.s undef
  27 s i __attribute__((loader_uninitialized));
  28 s j1 __attribute__((loader_uninitialized, address_space(1)));
  29 s j2 __attribute__((loader_uninitialized, address_space(2)));
  30 s j3 __attribute__((loader_uninitialized, address_space(3)));
  31 s j4 __attribute__((loader_uninitialized, address_space(4)));
  32 s j5 __attribute__((loader_uninitialized, address_space(5)));
  33 s j99 __attribute__((loader_uninitialized, address_space(99)));
  34
  35 // CHECK: @private_extern_ok = hidden global i32 undef
  36 __private_extern__ int private_extern_ok __attribute__((loader_uninitialized));