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Add pg_nodiscard decorations to some functions

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Especially for the list API such as lappend() forgetting to assign the
return value is a common problem.

Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://www.postgresql.org/message-id/flat/e3753562-99cd-b65f-5aca-687dfd1ec2fc@2ndquadrant.com
This commit is contained in:
Peter Eisentraut
2020-10-17 08:38:39 +02:00
parent c617aea6ac
commit a378ba49a5
2 changed files with 33 additions and 33 deletions
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4
src/include/utils/palloc.h
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@ -77,7 +77,7 @@ extern void *MemoryContextAllocExtended(MemoryContext context,
extern void *palloc(Size size);
extern void *palloc0(Size size);
extern void *palloc_extended(Size size, int flags);
extern void *repalloc(void *pointer, Size size);
extern pg_nodiscard void *repalloc(void *pointer, Size size);
extern void pfree(void *pointer);
/*
@ -95,7 +95,7 @@ extern void pfree(void *pointer);
/* Higher-limit allocators. */
extern void *MemoryContextAllocHuge(MemoryContext context, Size size);
extern void *repalloc_huge(void *pointer, Size size);
extern pg_nodiscard void *repalloc_huge(void *pointer, Size size);
/*
* Although this header file is nominally backend-only, certain frontend