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Fix compiler warning

Rewrite get_attgenerated() to avoid compiler warning if the compilerdoes not recognize that elog(ERROR) does not return.Reported-by: David Rowley <david.rowley@2ndquadrant.com>

1 parent82150a0 commitedda32eCopy full SHA for edda32e

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src/backend/utils/cache
- lsyscache.c

1 file changed

-10

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`‎src/backend/utils/cache/lsyscache.c‎`

Lines changed: 7 additions & 10 deletions

Original file line number	Diff line number	Diff line change
`@@ -836,22 +836,19 @@ char`
`836`	`836`	`get_attgenerated(Oidrelid,AttrNumberattnum)`
`837`	`837`	`{`
`838`	`838`	`HeapTupletp;`
	`839`	`+Form_pg_attributeatt_tup;`
	`840`	`+charresult;`
`839`	`841`
`840`	`842`	`tp=SearchSysCache2(ATTNUM,`
`841`	`843`	`ObjectIdGetDatum(relid),`
`842`	`844`	`Int16GetDatum(attnum));`
`843`		`-if (HeapTupleIsValid(tp))`
`844`		`-{`
`845`		`-Form_pg_attributeatt_tup= (Form_pg_attribute)GETSTRUCT(tp);`
`846`		`-charresult;`
`847`		`-`
`848`		`-result=att_tup->attgenerated;`
`849`		`-ReleaseSysCache(tp);`
`850`		`-returnresult;`
`851`		`-}`
`852`		`-else`
	`845`	`+if (!HeapTupleIsValid(tp))`
`853`	`846`	`elog(ERROR,"cache lookup failed for attribute %d of relation %u",`
`854`	`847`	`attnum,relid);`
	`848`	`+att_tup= (Form_pg_attribute)GETSTRUCT(tp);`
	`849`	`+result=att_tup->attgenerated;`
	`850`	`+ReleaseSysCache(tp);`
	`851`	`+returnresult;`
`855`	`852`	`}`
`856`	`853`
`857`	`854`	`/*`

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Commitedda32e

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`‎src/backend/utils/cache/lsyscache.c‎`

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