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Thomas Munro 53c8d6c9f1 Fix illegal attribute propagation in LLVM JIT.
Commit 72559438 started copying more attributes from AttributeTemplate
to the functions we generate on the fly.  In the case of deform
functions, which return void, this meant that "noundef", from
AttributeTemplate's return value (a Datum) was copied to a void type.
Older LLVM releases were OK with that, but LLVM 18 crashes.

Update our llvm_copy_attributes() function to skip copying the attribute
for the return value, if the target function returns void.

Thanks to Dmitry Dolgov for help chasing this down.

Back-patch to all supported releases, like 72559438.

Reported-by: Pavel Stehule <pavel.stehule@gmail.com>
Reviewed-by: Dmitry Dolgov <9erthalion6@gmail.com>
Discussion: https://postgr.es/m/CAFj8pRACpVFr7LMdVYENUkScG5FCYMZDDdSGNU-tch%2Bw98OxYg%40mail.gmail.com
2024-04-10 12:13:46 +12:00
config Update config.guess and config.sub 2024-04-09 14:21:57 +02:00
contrib Fixup various StringInfo function usages 2024-04-10 11:53:32 +12:00
doc revert: Transform OR clauses to ANY expression 2024-04-10 02:28:09 +03:00
src Fix illegal attribute propagation in LLVM JIT. 2024-04-10 12:13:46 +12:00
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.cirrus.tasks.yml Add tests for libpq gssencmode and sslmode options 2024-04-08 02:49:32 +03:00
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Makefile Remove AIX support 2024-02-28 15:17:23 +04:00
README.md Revise the style of a paragraph in README.md. 2024-03-21 10:16:41 -05:00
aclocal.m4 autoconf: Move export_dynamic determination to configure 2022-12-06 18:55:28 -08:00
configure Optimize pg_popcount() with AVX-512 instructions. 2024-04-06 21:56:23 -05:00
configure.ac Optimize pg_popcount() with AVX-512 instructions. 2024-04-06 21:56:23 -05:00
meson.build Optimize pg_popcount() with AVX-512 instructions. 2024-04-06 21:56:23 -05:00
meson_options.txt Add backend support for injection points 2024-01-22 10:15:50 +09:00

README.md

PostgreSQL Database Management System

This directory contains the source code distribution of the PostgreSQL database management system.

PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.

Copyright and license information can be found in the file COPYRIGHT.

General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/devel/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/devel/installation.html.

The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.