Error compiling
In file: ../../../p4c/frontends/p4/typeMap.cpp:118
Compiler Bug: Could not find type for <Member>(117596) .hdr

// Include log_msg
#include <v1model.p4>

header h0_t {
    bit<32> f0;
    bit<32> f1;
}

struct struct_data_t {
    bit<3> f0;
    bit<5> f1;
    bit<8> f2;
}

struct data_t {
    h0_t hdr;
    struct_data_t data;
    bit<32> field;
}

parser SimpleParser(inout data_t d);
package SimpleArch(SimpleParser p);

parser ParserImpl(inout data_t d)
{
    state start {
        log_msg("Flattened hierarchical data: {}", {d});
        transition accept;
    }
}

SimpleArch(ParserImpl()) main;