diff options
Diffstat (limited to 'src/pal/src/exception/seh.cpp')
| -rw-r--r-- | src/pal/src/exception/seh.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/pal/src/exception/seh.cpp b/src/pal/src/exception/seh.cpp index 38779bf59b..ad09e02884 100644 --- a/src/pal/src/exception/seh.cpp +++ b/src/pal/src/exception/seh.cpp @@ -88,6 +88,10 @@ PHARDWARE_EXCEPTION_SAFETY_CHECK_FUNCTION g_safeExceptionCheckFunction = NULL; PGET_GCMARKER_EXCEPTION_CODE g_getGcMarkerExceptionCode = NULL; +// Return address of the SEHProcessException, which is used to enable walking over +// the signal handler trampoline on some Unixes where the libunwind cannot do that. +void* g_SEHProcessExceptionReturnAddress = NULL; + /* Internal function definitions **********************************************/ /*++ @@ -245,6 +249,8 @@ Return value: BOOL SEHProcessException(PAL_SEHException* exception) { + g_SEHProcessExceptionReturnAddress = __builtin_return_address(0); + CONTEXT* contextRecord = exception->GetContextRecord(); EXCEPTION_RECORD* exceptionRecord = exception->GetExceptionRecord(); @@ -268,7 +274,7 @@ SEHProcessException(PAL_SEHException* exception) { // The exception happened in the page right below the stack limit, // so it is a stack overflow - write(STDERR_FILENO, StackOverflowMessage, sizeof(StackOverflowMessage) - 1); + (void)write(STDERR_FILENO, StackOverflowMessage, sizeof(StackOverflowMessage) - 1); PROCAbort(); } } |