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// RUN: %target-sil-opt -enable-sil-verify-all %s -read-only-global-variables | %FileCheck %s
// REQUIRES: swift_in_compiler
import Builtin
import Swift
// CHECK-LABEL: sil_global private [let] @read_only_var : $Int32 = {
sil_global private @read_only_var : $Int32 = {
%0 = integer_literal $Builtin.Int32, 27
%initval = struct $Int32 (%0 : $Builtin.Int32)
}
// CHECK-LABEL: sil_global private @written_var : $Int32 = {
sil_global private @written_var : $Int32 = {
%0 = integer_literal $Builtin.Int32, 27
%initval = struct $Int32 (%0 : $Builtin.Int32)
}
// CHECK-LABEL: sil_global @public_var : $Int32 = {
sil_global @public_var : $Int32 = {
%0 = integer_literal $Builtin.Int32, 27
%initval = struct $Int32 (%0 : $Builtin.Int32)
}
// CHECK-LABEL: sil_global public_external @external_var : $Int32 = {
sil_global public_external @external_var : $Int32 = {
%0 = integer_literal $Builtin.Int32, 27
%initval = struct $Int32 (%0 : $Builtin.Int32)
}
sil @unknown_read_func : $@convention(thin) (@in Int32) -> ()
sil @read_var : $@convention(thin) (@inout Int32) -> Int32 {
bb0(%0 : $*Int32):
%1 = global_addr @read_only_var : $*Int32
%2 = load %1 : $*Int32
copy_addr %1 to %0 : $*Int32
%4 = function_ref @unknown_read_func : $@convention(thin) (@in Int32) -> ()
%5 = apply %4(%1) : $@convention(thin) (@in Int32) -> ()
return %2 : $Int32
}
sil @write_var : $@convention(thin) (Int32) -> () {
bb0(%0 : $Int32):
%1 = global_addr @written_var : $*Int32
store %0 to %1 : $*Int32
%r = tuple ()
return %r : $()
}
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