From 01c0ddf44a770a152a01259fd150fc77d5caac26 Mon Sep 17 00:00:00 2001 From: John Baldwin Date: Thu, 20 Aug 2026 15:49:36 -0400 Subject: [PATCH] exterr: Fix build with GCC on 32-bit architectures Use an intermediate uintptr_t cast to avoid casting a uint64_t value directly to void * on 32-bit platforms (including lib32 builds). lib/libc/gen/uexterr_format.c: In function 'uexterr_format_msg': lib/libc/gen/uexterr_format.c:248:35: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast] 248 | PFMT(fmt, (void *)ARG(nextarg)); | ^ lib/libc/gen/uexterr_format.c:144:47: note: in definition of macro 'PFMT' 144 | psz = snprintf(buf, bufsz, f, a); \ | ^ Reported by: GCC 15 Fixes: 2f024a7cfddd ("exterr: relax format restrictions") --- lib/libc/gen/uexterr_format.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/libc/gen/uexterr_format.c b/lib/libc/gen/uexterr_format.c index e32776c728bd..c983e71d0af1 100644 --- a/lib/libc/gen/uexterr_format.c +++ b/lib/libc/gen/uexterr_format.c @@ -245,7 +245,7 @@ uexterr_format_msg(const struct uexterror *ue, char *buf, size_t bufsz) break; case 'p': - PFMT(fmt, (void *)ARG(nextarg)); + PFMT(fmt, (void *)(uintptr_t)ARG(nextarg)); break; case '%':