From 7d889b99c1ec62252d2cb3d89ba2956a2d567928 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Sat, 14 Dec 2024 19:21:15 +0800 Subject: [PATCH] Replace copysign (0,-1) with -0.0 in initializer GCC 4.9 issues an error for copysign in initializer: In file included from tst-printf-format-p-double.c:20:0: tst-printf-format-skeleton-double.c:29:3: error: initializer element is not a constant expression [-Werror] { -HUGE_VAL, -DBL_MAX, -DBL_MIN, copysign (0, -1), -NAN, NAN, 0, DBL_MIN, ^ since it can't fold "copysign (0, -1)". Replace copysign (0,-1) with -0.0. Signed-off-by: H.J. Lu --- stdio-common/tst-printf-format-skeleton-double.c | 2 +- stdio-common/tst-printf-format-skeleton-ldouble.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/stdio-common/tst-printf-format-skeleton-double.c b/stdio-common/tst-printf-format-skeleton-double.c index 03ac594736..19d75bbcbf 100644 --- a/stdio-common/tst-printf-format-skeleton-double.c +++ b/stdio-common/tst-printf-format-skeleton-double.c @@ -26,7 +26,7 @@ #define PREC DBL_MANT_DIG typedef double type_t; static const type_t vals[] = - { -HUGE_VAL, -DBL_MAX, -DBL_MIN, copysign (0, -1), -NAN, NAN, 0, DBL_MIN, + { -HUGE_VAL, -DBL_MAX, -DBL_MIN, -0.0, -NAN, NAN, 0, DBL_MIN, DBL_MAX, HUGE_VAL }; static const char length[] = ""; diff --git a/stdio-common/tst-printf-format-skeleton-ldouble.c b/stdio-common/tst-printf-format-skeleton-ldouble.c index ed47e77963..cb58f1ab15 100644 --- a/stdio-common/tst-printf-format-skeleton-ldouble.c +++ b/stdio-common/tst-printf-format-skeleton-ldouble.c @@ -27,7 +27,7 @@ #define PREC LDBL_MANT_DIG typedef long double type_t; static const type_t vals[] = - { -HUGE_VAL, -LDBL_MAX, -LDBL_MIN, copysign (0, -1), -NAN, NAN, 0, LDBL_MIN, + { -HUGE_VAL, -LDBL_MAX, -LDBL_MIN, -0.0, -NAN, NAN, 0, LDBL_MIN, LDBL_MAX, HUGE_VAL }; static const char length[] = "L";