JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / llvm / library / LLVMOverrides.cpp

diff --git a/llvm/library/LLVMOverrides.cpp b/llvm/library/LLVMOverrides.cpp
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+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config_llvm.h"
+
+#include "LLVMTrapCallback.h"
+
+#if HAVE(LLVM)
+
+extern "C" int __cxa_atexit();
+extern "C" int __cxa_atexit() { return 0; }
+
+void (*g_llvmTrapCallback)(const char* message, ...);
+
+// If LLVM tries to raise signals, abort, or fail an assertion, then let
+// WebKit handle it instead of trapping.
+extern "C" int raise(int signal);
+extern "C" void __assert_rtn(const char* function, const char* filename, int lineNumber, const char* expression);
+extern "C" void abort(void);
+
+extern "C" int raise(int signal)
+{
+    g_llvmTrapCallback("raise(%d) called.", signal);
+    return 0;
+}
+extern "C" void __assert_rtn(const char* function, const char* filename, int lineNumber, const char* expression)
+{
+    if (function)
+        g_llvmTrapCallback("Assertion failed: (%s), function %s, file %s, line %d.", expression, function, filename, lineNumber);
+    g_llvmTrapCallback("Assertion failed: (%s), file %s, line %d.", expression, filename, lineNumber);
+}
+extern "C" void abort(void)
+{
+    g_llvmTrapCallback("abort() called.");
+}
+
+#endif // HAVE(LLVM)