42 lines
1.6 KiB
Diff
42 lines
1.6 KiB
Diff
From 695965c27be74acb5968f19d51af86065c4b71a9 Mon Sep 17 00:00:00 2001
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From: Hongxu Jia <hongxu.jia@windriver.com>
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Date: Mon, 13 May 2019 09:48:14 +0800
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Subject: [PATCH] support musl
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...
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|./lib/math.h:2877:1: error: 'int signbit(float)' conflicts with a previous declaration
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| _GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit)
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| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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|In file included from recipe-sysroot/usr/include/c++/8.3.0/math.h:36,
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| from ./lib/math.h:27,
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| from ./src/include/driver.h:27,
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| from src/devices/grodvi/dvi.cpp:20:
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|recipe-sysroot/usr/include/c++/8.3.0/cmath:661:3: note: previous declaration 'constexpr bool std::signbit(float)'
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| signbit(float __x)
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| ^~~~~~~
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...
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Upstream-Status: Backport [http://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=commit;h=453ff940449bbbde9ec00f0bbf82a359c5598fc7]
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Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
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---
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gnulib_m4/signbit.m4 | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/gnulib_m4/signbit.m4 b/gnulib_m4/signbit.m4
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index 9e7884d..8b9c70c 100644
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--- a/gnulib_m4/signbit.m4
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+++ b/gnulib_m4/signbit.m4
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@@ -31,6 +31,8 @@ AC_DEFUN([gl_SIGNBIT],
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[case "$host_os" in
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# Guess yes on glibc systems.
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*-gnu* | gnu*) gl_cv_func_signbit="guessing yes" ;;
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+ # Guess yes on musl systems.
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+ *-musl*) gl_cv_func_signbit="guessing yes" ;;
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# Guess yes on native Windows.
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mingw*) gl_cv_func_signbit="guessing yes" ;;
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# If we don't know, assume the worst.
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--
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2.7.4
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