clang/test/CIR/IR/invalid-try-catch.cir

// RUN: cir-opt %s -verify-diagnostics -split-input-file

module {

cir.func dso_local @invalid_catch_without_all_or_type() {
  cir.scope {
    cir.try {
      cir.yield
     // expected-error @below {{'cir.try' expected 'all' or 'type' keyword}}
    } catch [invalid_keyword {
      cir.yield
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_catch_rtti_type() {
  cir.scope {
    // expected-error @below {{'cir.try' op attribute 'handler_types' failed to satisfy constraint: catch all or unwind or global view array attribute}}
    cir.try {
      cir.yield
    } catch [type #cir.undef] (%eh_token : !cir.eh_token) {
      cir.yield
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_catch_empty_block() {
  cir.scope {
    cir.try {
      cir.yield
    }
    // expected-error @below {{'cir.try' blocks are expected to be explicitly terminated}}
    catch all (%eh_token : !cir.eh_token) {
    }
  }
  cir.return
}

}

// -----

!s32i = !cir.int<s, 32>

module {

cir.func dso_local @invalid_catch_not_terminated() {
  %a = cir.alloca "a" align(4) init : !cir.ptr<!s32i>
  cir.scope {
    cir.try {
      cir.yield
    } 
    // expected-error @below {{'cir.try' blocks are expected to be explicitly terminated}}
    catch all (%eh_token : !cir.eh_token) {
       %tmp_a = cir.load %a : !cir.ptr<!s32i>, !s32i
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_catch_multiple_catch_all() {
  cir.scope {
    cir.try {
      cir.yield
    } catch all (%eh_token : !cir.eh_token) {
      cir.yield
    } 
    // expected-error @below {{op 'cir.try' can't have more than one catch all}}
    catch all (%eh_token_1 : !cir.eh_token) {
      cir.yield
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_catch_without_type_info() {
  cir.scope {
    cir.try {
      cir.yield
    } 
    // expected-error @below {{expected attribute value}}
    // expected-error @below {{op 'cir.try' expected valid RTTI info attribute}}
    catch [type] (%eh_token : !cir.eh_token) {
      cir.yield
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_catch_all_with_type_info() {
  cir.scope {
    cir.try {
      cir.yield
    }
    // expected-error @below {{op 'cir.try' catch all dosen't need RTTI info attribute}}
    catch [all] (%eh_token : !cir.eh_token) {
      cir.yield
    }
  }
  cir.return
}

}

// -----

!u8i = !cir.int<u, 8>
!void = !cir.void

module {

cir.global "private" constant external @_ZTIi : !cir.ptr<!u8i>

cir.func dso_local @catch_handler_missing_begin_catch() {
  cir.scope {
    // expected-error @below {{catch handler region must start with 'cir.begin_catch'}}
    cir.try {
      cir.yield
    } catch [type #cir.global_view<@_ZTIi> : !cir.ptr<!u8i>] (%eh_token : !cir.eh_token) {
      cir.yield
    } unwind (%eh_token_1 : !cir.eh_token) {
      cir.resume %eh_token_1 : !cir.eh_token
    }
  }
  cir.return
}

}

// -----

!void = !cir.void

module {

cir.func dso_local @catch_all_handler_missing_begin_catch() {
  cir.scope {
    // expected-error @below {{catch handler region must start with 'cir.begin_catch'}}
    cir.try {
      cir.yield
    } catch all (%eh_token : !cir.eh_token) {
      cir.yield
    }
  }
  cir.return
}

}

// -----

module {

cir.func dso_local @invalid_unwind_with_catch_all() {
  cir.scope {
    cir.try {
      cir.yield
    }
    catch all (%eh_token : !cir.eh_token) {
      cir.yield
    }
    // expected-error @below {{op 'cir.try' unwind can't be used with catch all}}
    unwind (%eh_token_1 : !cir.eh_token) {

    }
  }
  cir.return
}

}