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ahmedAlaaInstabugabdelhamid-f-nasser
ahmedAlaaInstabug
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abdelhamid-f-nasser
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feat: add new NDK crash scenarios to example app (#1139)
* add: crashes examples to simple app * feat(example): enable NDK crash
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‎examples/default/android/app/build.gradle

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@@ -156,6 +156,12 @@ android {
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}
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}
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externalNativeBuild {
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cmake {
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path file('src/main/cpp/CMakeLists.txt')
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version '3.22.1'
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}
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}
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}
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dependencies {

‎examples/default/android/app/src/main/cpp/CMakeLists.txt

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# For more information about using CMake with Android Studio, read the
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# documentation: https://d.android.com/studio/projects/add-native-code.html.
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# For more examples on how to use CMake, see https://github.com/android/ndk-samples.
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# Sets the minimum CMake version required for this project.
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cmake_minimum_required(VERSION 3.22.1)
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# Declares the project name. The project name can be accessed via ${ PROJECT_NAME},
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# Since this is the top level CMakeLists.txt, the project name is also accessible
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# with ${CMAKE_PROJECT_NAME} (both CMake variables are in-sync within the top level
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# build script scope).
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project("native-lib")
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# Creates and names a library, sets it as either STATIC
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# or SHARED, and provides the relative paths to its source code.
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# You can define multiple libraries, and CMake builds them for you.
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# Gradle automatically packages shared libraries with your APK.
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#
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# In this top level CMakeLists.txt, ${CMAKE_PROJECT_NAME} is used to define
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# the target library name; in the sub-module's CMakeLists.txt, ${PROJECT_NAME}
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# is preferred for the same purpose.
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#
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# In order to load a library into your app from Java/Kotlin, you must call
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# System.loadLibrary() and pass the name of the library defined here;
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# for GameActivity/NativeActivity derived applications, the same library name must be
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# used in the AndroidManifest.xml file.
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add_library(${CMAKE_PROJECT_NAME} SHARED
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# List C/C++ source files with relative paths to this CMakeLists.txt.
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native-lib.cpp
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crasher.c
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crasher_2.c
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crasher_3.c
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crasher_4.cpp
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)
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find_library( # Sets the name of the path variable.
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log-lib
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# Specifies the name of the NDK library that
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# you want CMake to locate.
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log)
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# Specifies libraries CMake should link to your target library. You
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# can link libraries from various origins, such as libraries defined in this
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# build script, prebuilt third-party libraries, or Android system libraries.
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target_link_libraries(${CMAKE_PROJECT_NAME}
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# List libraries link to the target library
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android
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log
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${log-lib}
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)

‎examples/default/android/app/src/main/cpp/crasher.c

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#include <jni.h>
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#include <sys/user.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "crasher_2.h"
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/************* SIGSEGV *******************************/
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JNIEXPORT void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGSEGVCrash(JNIEnv *env, jobject thiz) {
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causeSIGSEGVCrashF1();
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}
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/*****************************************************/
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/************* SIGABRT *******************************/
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void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGABRTCrash(JNIEnv *env, jobject thiz) {
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causeSIGABRTCrashF1();
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}
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/****************************************************/
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/************* SIGFPE *******************************/
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void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGFPECrash(JNIEnv *env, jobject thiz) {
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causeSIGFPECrashF1();
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}
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/***************************************************/
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/************* SIGILL *******************************/
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void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGILLCrash(JNIEnv *env, jobject thiz) {
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causeSIGILLCrashF1();
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}
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/***************************************************/
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/************* SIGBUS *******************************/
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void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGBUSCrash(JNIEnv *env, jobject thiz) {
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causeSIGBUSCrashF1();
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}
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/***************************************************/
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/************* SIGTRAP *******************************/
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void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_causeSIGTRAPCrash(JNIEnv *env, jobject thiz) {
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causeSIGTRAPCrashF1();
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}
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/***************************************************/

‎examples/default/android/app/src/main/cpp/crasher_2.c

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#include <jni.h>
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#include <sys/user.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "crasher_3.h"
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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF1() {
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causeSIGSEGVCrashF2();
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}
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF1() {
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causeSIGABRTCrashF2();
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}
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/****************************************************/
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/************* SIGFPE *******************************/
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void causeSIGFPECrashF1() {
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causeSIGFPECrashF2();
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}
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/***************************************************/
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/************* SIGILL *******************************/
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void causeSIGILLCrashF1() {
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causeSIGILLCrashF2();
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}
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF1() {
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causeSIGBUSCrashF2();
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}
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF1() {
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causeSIGTRAPCrashF2();
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}
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/***************************************************/

‎examples/default/android/app/src/main/cpp/crasher_2.h

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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF3();
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void causeSIGSEGVCrashF2();
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void causeSIGSEGVCrashF1();
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF3();
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void causeSIGABRTCrashF2();
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void causeSIGABRTCrashF1();
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/****************************************************/
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/************* SIGFPE *******************************/
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int causeSIGFPECrashF3();
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void causeSIGFPECrashF2();
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void causeSIGFPECrashF1();
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/***************************************************/
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/************* SIGILL *******************************/
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void causeSIGILLCrashF3();
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void causeSIGILLCrashF2();
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void causeSIGILLCrashF1();
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF3();
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void causeSIGBUSCrashF2();
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void causeSIGBUSCrashF1();
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF3();
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void causeSIGTRAPCrashF2();
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void causeSIGTRAPCrashF1();
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/***************************************************/

‎examples/default/android/app/src/main/cpp/crasher_3.c

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#pragma GCC optimize ("O0")
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#include <jni.h>
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#include <sys/user.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "crasher_4.h"
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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF2() {
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causeSIGSEGVCrashF3(NULL);
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}
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF2() {
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causeSIGABRTCrashF3();
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}
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/****************************************************/
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/************* SIGFPE *******************************/
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void causeSIGFPECrashF2() {
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unsigned int *bad_pointer = (unsigned int *)(0xdeadbeef);
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*bad_pointer=0xfeedface;
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}
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/***************************************************/
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/************* SIGILL *******************************/
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void causeSIGILLCrashF2() {
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causeSIGILLCrashF3();
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}
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF2() {
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causeSIGBUSCrashF3();
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}
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF2() {
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causeSIGTRAPCrashF3();
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}
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/***************************************************/

‎examples/default/android/app/src/main/cpp/crasher_3.h

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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF2();
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF2();
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/****************************************************/
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/************* SIGFPE *******************************/
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void causeSIGFPECrashF2();
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/***************************************************/
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/************* SIGILL *******************************/
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void causeSIGILLCrashF2();
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF2();
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF2();
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/***************************************************/

‎examples/default/android/app/src/main/cpp/crasher_4.cpp

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#include <jni.h>
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#include <sys/user.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdexcept>
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extern "C" {
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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF3(volatile int *i) {
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//SIGSEGV
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volatile int j = 34 / *i;
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}
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF3() {
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//SIGABRT
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throw std::invalid_argument("received invalid value");
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}
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/****************************************************/
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/************* SIGFPE *******************************/
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void causeSIGFPECrashF3() {
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//SIGFPE
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raise(SIGFPE);
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pthread_kill(getpid(), SIGFPE);
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}
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/***************************************************/
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/************* SIGILL *******************************/
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int causeSIGILLCrashF3() {
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//SIGILL
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raise(SIGILL);
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pthread_kill(getpid(), SIGILL);
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}
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF3() {
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//SIGBUS
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raise(SIGBUS);
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pthread_kill(getpid(), SIGBUS);
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}
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF3() {
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//SIGBUS
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__builtin_trap();
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}
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/***************************************************/
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}

‎examples/default/android/app/src/main/cpp/crasher_4.h

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/************* SIGSEGV *******************************/
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void causeSIGSEGVCrashF3(int* i);
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/*****************************************************/
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/************* SIGABRT *******************************/
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void causeSIGABRTCrashF3();
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/****************************************************/
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/************* SIGFPE *******************************/
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void causeSIGFPECrashF3();
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/***************************************************/
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/************* SIGILL *******************************/
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int causeSIGILLCrashF3();
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/***************************************************/
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/************* SIGBUS *******************************/
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void causeSIGBUSCrashF3();
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/***************************************************/
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/************* SIGTRAP *******************************/
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void causeSIGTRAPCrashF3();
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/***************************************************/

‎examples/default/android/app/src/main/cpp/native-lib.cpp

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#include <jni.h>
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#include <string>
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#include <android/log.h>
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/*
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* Throws invalid argument exception
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*/
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extern "C"
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JNIEXPORT void JNICALL
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Java_com_instabug_react_example_nativeLibs_CppNativeLib_crashNDK(JNIEnv *env,
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jobject object) {
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__android_log_print(ANDROID_LOG_DEBUG, "NativeC++", "%s", "received invalid value");
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// in Android SDK it's equivalent to causeSIGABRTCrash()
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throw std::invalid_argument("received invalid value");
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}

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