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Feature ptr_offset_from #41079 available in 1.47
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@ -250,8 +250,7 @@ impl InnerConnection {
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let tail = if c_tail.is_null() {
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let tail = if c_tail.is_null() {
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0
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0
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} else {
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} else {
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// TODO nightly feature ptr_offset_from #41079
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let n = unsafe { c_tail.offset_from(c_sql) };
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let n = (c_tail as isize) - (c_sql as isize);
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if n <= 0 || n >= len as isize {
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if n <= 0 || n >= len as isize {
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0
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0
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} else {
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} else {
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