--- /dev/null
+// RUN: %clang_analyze_cc1 -analyzer-checker=alpha.unix.PthreadLock,debug.ExprInspection 2>&1 %s | FileCheck %s
+
+#include "Inputs/system-header-simulator-for-pthread-lock.h"
+
+#define NULL 0
+
+void clang_analyzer_printState();
+
+pthread_mutex_t mtx;
+
+void test(pthread_mutex_t *mtx1) {
+ clang_analyzer_printState();
+ // CHECK: "checker_messages": null
+
+ pthread_mutex_init(&mtx, NULL);
+ clang_analyzer_printState();
+ // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
+ // CHECK-NEXT: "Mutex states:",
+ // CHECK-NEXT: "mtx: unlocked",
+ // CHECK-NEXT: ""
+ // CHECK-NEXT: ]}
+
+ pthread_mutex_lock(&mtx);
+ clang_analyzer_printState();
+ // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
+ // CHECK-NEXT: "Mutex states:",
+ // CHECK-NEXT: "mtx: locked",
+ // CHECK-NEXT: "Mutex lock order:",
+ // CHECK-NEXT: "mtx",
+ // CHECK-NEXT: ""
+ // CHECK-NEXT: ]}
+
+ pthread_mutex_unlock(&mtx);
+ clang_analyzer_printState();
+ // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
+ // CHECK-NEXT: "Mutex states:",
+ // CHECK-NEXT: "mtx: unlocked",
+ // CHECK-NEXT: ""
+ // CHECK-NEXT: ]}
+
+ int ret = pthread_mutex_destroy(&mtx);
+ clang_analyzer_printState();
+ // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
+ // CHECK-NEXT: "Mutex states:",
+ // CHECK-NEXT: "mtx: unlocked, possibly destroyed",
+ // CHECK-NEXT: "Mutexes in unresolved possibly destroyed state:",
+ // CHECK-NEXT: "mtx: conj_$
+ // CHECK-NEXT: ""
+ // CHECK-NEXT: ]}
+
+ if (ret)
+ return;
+
+ ret = pthread_mutex_destroy(mtx1);
+ clang_analyzer_printState();
+ // CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
+ // CHECK-NEXT: "Mutex states:",
+ // CHECK-NEXT: "mtx: destroyed",
+ // CHECK-NEXT: "SymRegion{reg_$[[REG:[0-9]+]]<pthread_mutex_t * mtx1>}: not tracked, possibly destroyed",
+ // CHECK-NEXT: "Mutexes in unresolved possibly destroyed state:",
+ // CHECK-NEXT: "SymRegion{reg_$[[REG]]<pthread_mutex_t * mtx1>}: conj_$
+ // CHECK-NEXT: ""
+ // CHECK-NEXT: ]}
+ if (ret)
+ return;
+ pthread_mutex_init(mtx1, NULL);
+}