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Handle error return from is_signal_frame
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1 changed files with 4 additions and 0 deletions
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@ -67,6 +67,10 @@ unw_step (unw_cursor_t *cursor)
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Debug (13, "dwarf_step() failed (ret=%d), trying frame-chain\n", ret);
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format = unw_is_signal_frame (cursor);
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if (format < 0) {
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Debug (13, "unw_is_signal_frame() failed (ret=%d)\n", ret);
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return format;
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}
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if (format != X86_SCF_NONE)
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{
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#if defined __linux__
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