diff options
Diffstat (limited to 'absl/debugging/leak_check.h')
| -rw-r--r-- | absl/debugging/leak_check.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/absl/debugging/leak_check.h b/absl/debugging/leak_check.h index 7a5a22dd..5fc2b052 100644 --- a/absl/debugging/leak_check.h +++ b/absl/debugging/leak_check.h @@ -43,6 +43,12 @@ ABSL_NAMESPACE_BEGIN // currently built into this target. bool HaveLeakSanitizer(); +// LeakCheckerIsActive() +// +// Returns true if a leak-checking sanitizer (either ASan or standalone LSan) is +// currently built into this target and is turned on. +bool LeakCheckerIsActive(); + // DoIgnoreLeak() // // Implements `IgnoreLeak()` below. This function should usually @@ -62,7 +68,8 @@ void DoIgnoreLeak(const void* ptr); // // If the passed `ptr` does not point to an actively allocated object at the // time `IgnoreLeak()` is called, the call is a no-op; if it is actively -// allocated, the object must not get deallocated later. +// allocated, leak sanitizer will assume this object is referenced even if +// there is no actual reference in user memory. // template <typename T> T* IgnoreLeak(T* ptr) { @@ -70,6 +77,19 @@ T* IgnoreLeak(T* ptr) { return ptr; } +// FindAndReportLeaks() +// +// If any leaks are detected, prints a leak report and returns true. This +// function may be called repeatedly, and does not affect end-of-process leak +// checking. +// +// Example: +// if (FindAndReportLeaks()) { +// ... diagnostic already printed. Exit with failure code. +// exit(1) +// } +bool FindAndReportLeaks(); + // LeakCheckDisabler // // This helper class indicates that any heap allocations done in the code block |