gcc/testsuite/jit.dg/test-readonly.c

/* { dg-do compile { target x86_64-*-* } } */

#include <stdlib.h>
#include <stdio.h>

#include "libgccjit.h"

/* We don't want set_options() in harness.h to set -O3 so our little local
   is optimized away. */
#define TEST_ESCHEWS_SET_OPTIONS
static void set_options (gcc_jit_context *ctxt, const char *argv0)
{
}

#define TEST_COMPILING_TO_FILE
#define OUTPUT_KIND      GCC_JIT_OUTPUT_KIND_ASSEMBLER
#define OUTPUT_FILENAME  "output-of-test-readonly.c.s"
#include "harness.h"

void
create_code (gcc_jit_context *ctxt, void *user_data)
{
  /* Let's try to inject the equivalent of:
     const int foo;
  */
  gcc_jit_type *int_type =
    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
  gcc_jit_lvalue *foo =
    gcc_jit_context_new_global (
      ctxt, NULL, GCC_JIT_GLOBAL_EXPORTED, int_type, "foo");

  gcc_jit_rvalue *ten = gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 10);
  gcc_jit_global_set_initializer_rvalue (foo, ten);
  gcc_jit_global_set_readonly(foo);
}

/* { dg-final { jit-verify-output-file-was-created "" } } */
/* { dg-final { jit-verify-assembler-output ".section\t.rodata" } } */