From 1e25cda7f06923d05e28dac8eb1c1c428a5c92dc Mon Sep 17 00:00:00 2001 From: Siva Mahadevan Date: Wed, 10 Jun 2026 18:29:02 -0400 Subject: [PATCH] libc: fix strtold NaN representation on riscv Regenerate gd_qnan.h on riscv using the qnan.c config tool found in contrib/gdtoa. This fixes the following tests in CI: lib/libc/stdio/scanfloat_test:infinities_and_nans lib/libc/stdlib/strtod_test:strtold_nan Reviewed by: jrtc27 MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D57405 --- lib/libc/riscv/gd_qnan.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/libc/riscv/gd_qnan.h b/lib/libc/riscv/gd_qnan.h index 66e48706d6b..d4e3baeed10 100644 --- a/lib/libc/riscv/gd_qnan.h +++ b/lib/libc/riscv/gd_qnan.h @@ -9,11 +9,11 @@ #define d_QNAN0 0x0 #define d_QNAN1 0x7ff80000 #define ld_QNAN0 0x0 -#define ld_QNAN1 0x7ff80000 +#define ld_QNAN1 0x0 #define ld_QNAN2 0x0 -#define ld_QNAN3 0x0 +#define ld_QNAN3 0x7fff8000 #define ldus_QNAN0 0x0 #define ldus_QNAN1 0x0 #define ldus_QNAN2 0x0 -#define ldus_QNAN3 0x7ff8 +#define ldus_QNAN3 0x0 #define ldus_QNAN4 0x0