61 lines · c
1// RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.unix.PthreadLock,debug.ExprInspection 2>&1 %s | FileCheck %s2 3#include "Inputs/system-header-simulator-for-pthread-lock.h"4 5#define NULL 06 7void clang_analyzer_printState(void);8 9pthread_mutex_t mtx;10 11void test(void) {12 clang_analyzer_printState();13 // CHECK: "checker_messages": null14 15 pthread_mutex_init(&mtx, NULL);16 clang_analyzer_printState();17 // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [18 // CHECK-NEXT: "Mutex states:",19 // CHECK-NEXT: "mtx: unlocked",20 // CHECK-NEXT: ""21 // CHECK-NEXT: ]}22 23 pthread_mutex_lock(&mtx);24 clang_analyzer_printState();25 // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [26 // CHECK-NEXT: "Mutex states:",27 // CHECK-NEXT: "mtx: locked",28 // CHECK-NEXT: "Mutex lock order:",29 // CHECK-NEXT: "mtx",30 // CHECK-NEXT: ""31 // CHECK-NEXT: ]}32 33 pthread_mutex_unlock(&mtx);34 clang_analyzer_printState();35 // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [36 // CHECK-NEXT: "Mutex states:",37 // CHECK-NEXT: "mtx: unlocked",38 // CHECK-NEXT: ""39 // CHECK-NEXT: ]}40 41 int ret = pthread_mutex_destroy(&mtx);42 clang_analyzer_printState();43 // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [44 // CHECK-NEXT: "Mutex states:",45 // CHECK-NEXT: "mtx: unlocked, possibly destroyed",46 // CHECK-NEXT: "Mutexes in unresolved possibly destroyed state:",47 // CHECK-NEXT: "mtx: conj_$48 // CHECK-NEXT: ""49 // CHECK-NEXT: ]}50 51 if (ret)52 return;53 54 clang_analyzer_printState();55 // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [56 // CHECK-NEXT: "Mutex states:",57 // CHECK-NEXT: "mtx: destroyed",58 // CHECK-NEXT: ""59 // CHECK-NEXT: ]}60}61