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@@ -10,3 +10,20 @@
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containing a local variable at ADDRESS. */
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#define _JMPBUF_UNWINDS(jmpbuf, address) \
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((void *) (address) < (void *) (jmpbuf[__JMP_BUF_SP]))
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+
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+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
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+#include <stdint.h>
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+#include <unwind.h>
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+
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+/* Test if longjmp to JMPBUF would unwind the frame
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+ containing a local variable at ADDRESS. */
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+#undef _JMPBUF_UNWINDS
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+#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
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+ ((void *) (address) < (void *) demangle (jmpbuf[__JMP_BUF_SP]))
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+
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+#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
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+ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
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+
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+#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
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+ ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[__JMP_BUF_SP] - (_adj))
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+#endif
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