infer_clone/infer/tests/codetoanalyze/c/frontend/gotostmt/goto_ex.c

/*
* Copyright (c) 2013 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
 */

#import <stdio.h>

int getValue() {
    return 2;
}

int g0()
{
    int a = 0;
    if (getValue() > 1)
        goto stepC;

    stepB:
    stepC:
    stepD:
        a = 1;
        return 1;
}

int g1()
{
    int a = 0;
    if (getValue() > 1)
        goto stepB;
    return 0;

    stepB:
        a = 1;
        return 1;
}

int g2()
{
    int a = 0;
    stepB:
        a = 1;

    if (!getValue())
        goto exit_step;
    if (!getValue())
        goto stepA;
    if (getValue() > 1)
        goto stepB;
    return 0;

stepA: {
    a = 2;
    return 2;
}
exit_step:
    a = 3;
    return 1;
}

int g3()
{
    stepB:
        printf("B\n");

    if (!getValue())
        goto exit_step;
    if (!getValue())
        goto stepA;
    if (getValue() > 1)
        goto stepB;
    printf("g3\n");
    return 0;

stepA: {
    int a = 2;
    printf("A\n");
}
exit_step:
    printf("exit\n");
    return 1;
}

int g4()
{
    stepB:
        printf("B\n");

    if (!getValue())
        goto exit_step;
    if (!getValue())
        goto stepA;
    if (getValue() > 1)
        goto stepB;
    printf("g4\n");

stepA: {
    int a = 2;
    printf("A\n");
}
exit_step:
    printf("exit\n");
    return 1;
}

int g5()
{
    stepB:
        printf("B\n");

    if (!getValue())
        goto exit_step;
    if (!getValue())
        goto stepA;
    if (getValue() > 1)
        goto stepB;
    goto exit_step;

stepA: {
    int a = 2;
    printf("A\n");
    return 1;
}
exit_step:
    printf("exit\n");
    goto stepA;
}

int g6()
{
    stepB:
        printf("B\n");

    if (!getValue())
        goto exit_step;
    if (!getValue())
        goto stepA;
    if (getValue() > 1)
        goto stepB;
    goto exit_step;

stepA: {
    int a = 2;
    printf("A\n");
}
return 1;
exit_step:
    printf("exit\n");
    goto stepA;
}


int g7()
{
    int i = 0, j = 0, k = 0;
    while (i < 10) {
        while (j < 10) {
            while (k < 10) {
                int v = i + j + k;
                if (v >= 15) {
                    goto out;
                    print:
                        printf("wow\n");
                        goto terminate;
                }
            }
        }
    }
    out:
        printf("out!\n");
        goto print;
    terminate:
        printf("terminating!\n");
        return 2;
}

int g8(int q)
{
    int i = 0, j = 0, k = 0;
    if(q) goto print;
    while (i < 10) {
        while (j < 10) {
            while (k < 10) {
                int v = i + j + k;
                if (v >= 15) {
                    print:
                        printf("wow\n");
                        //goto terminate;
                }
            }
        }
    }
    out:
        printf("out!\n");
    terminate:
        printf("terminating!\n");
        return 2;
}