derek.holloway
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61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
// RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.unix.PthreadLock,debug.ExprInspection 2>&1 %s | FileCheck %s
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#include "Inputs/system-header-simulator-for-pthread-lock.h"
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#define NULL 0
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void clang_analyzer_printState(void);
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pthread_mutex_t mtx;
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void test(void) {
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clang_analyzer_printState();
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// CHECK: "checker_messages": null
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pthread_mutex_init(&mtx, NULL);
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clang_analyzer_printState();
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// CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
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// CHECK-NEXT: "Mutex states:",
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// CHECK-NEXT: "mtx: unlocked",
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// CHECK-NEXT: ""
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// CHECK-NEXT: ]}
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pthread_mutex_lock(&mtx);
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clang_analyzer_printState();
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// CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
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// CHECK-NEXT: "Mutex states:",
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// CHECK-NEXT: "mtx: locked",
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// CHECK-NEXT: "Mutex lock order:",
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// CHECK-NEXT: "mtx",
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// CHECK-NEXT: ""
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// CHECK-NEXT: ]}
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pthread_mutex_unlock(&mtx);
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clang_analyzer_printState();
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// CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
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// CHECK-NEXT: "Mutex states:",
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// CHECK-NEXT: "mtx: unlocked",
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// CHECK-NEXT: ""
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// CHECK-NEXT: ]}
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int ret = pthread_mutex_destroy(&mtx);
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clang_analyzer_printState();
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// CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
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// CHECK-NEXT: "Mutex states:",
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// CHECK-NEXT: "mtx: unlocked, possibly destroyed",
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// CHECK-NEXT: "Mutexes in unresolved possibly destroyed state:",
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// CHECK-NEXT: "mtx: conj_$
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// CHECK-NEXT: ""
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// CHECK-NEXT: ]}
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if (ret)
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return;
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clang_analyzer_printState();
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// CHECK: { "checker": "alpha.core.PthreadLockBase", "messages": [
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// CHECK-NEXT: "Mutex states:",
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// CHECK-NEXT: "mtx: destroyed",
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// CHECK-NEXT: ""
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// CHECK-NEXT: ]}
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}
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