Hi, Valgrind on zic, run during the build, complains about a jump depending on uninitialized memory. A cursory check seems to confirm that, but I don't understand the code at all:
valgrind --track-origins=yes src/timezone/zic -d src/timezone/timezone ../../../../../home/andres/src/postgresql/src/timezone/data/tzdata.zi ==3443847== Memcheck, a memory error detector ==3443847== Copyright (C) 2002-2024, and GNU GPL'd, by Julian Seward et al. ==3443847== Using Valgrind-3.25.1 and LibVEX; rerun with -h for copyright info ==3443847== Command: src/timezone/zic -d src/timezone/timezone ../../../../../home/andres/src/postgresql/src/timezone/data/tzdata.zi ==3443847== ==3443847== Conditional jump or move depends on uninitialised value(s) ==3443847== at 0x4209F57: writezone (zic.c:2311) ==3443847== by 0x420AC90: outzone (zic.c:3344) ==3443847== by 0x420B65B: main (zic.c:853) ==3443847== Uninitialised value was created by a heap allocation ==3443847== at 0x404A818: malloc (vg_replace_malloc.c:446) ==3443847== by 0x4206A3F: emalloc (zic.c:454) ==3443847== by 0x4208E92: writezone (zic.c:2102) ==3443847== by 0x420AC90: outzone (zic.c:3344) ==3443847== by 0x420B65B: main (zic.c:853) ==3443847== Greetings, Andres Freund
