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From f73df5196c35ef9c4531e4b6b26800c41954fd77 Mon Sep 17 00:00:00 2001
From: Hongxu Jia <hongxu.jia@windriver.com>
Date: Sat, 11 May 2019 20:00:29 +0800
Subject: [PATCH] support musl
...
|./lib/math.h:2877:1: error: 'int signbit(float)' conflicts with a previous declaration
| _GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|In file included from recipe-sysroot/usr/include/c++/8.3.0/math.h:36,
| from ./lib/math.h:27,
| from ./src/include/driver.h:27,
| from src/devices/grodvi/dvi.cpp:20:
|recipe-sysroot/usr/include/c++/8.3.0/cmath:661:3: note: previous declaration 'constexpr bool std::signbit(float)'
| signbit(float __x)
| ^~~~~~~
...
Upstream-Status: Pending
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
---
lib/math.in.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/math.in.h b/lib/math.in.h
index c30fc20..16e406a 100644
--- a/lib/math.in.h
+++ b/lib/math.in.h
@@ -2397,11 +2397,13 @@ _GL_EXTERN_C int gl_signbitl (long double arg);
gl_signbitf (x))
# endif
# ifdef __cplusplus
+#if defined(__GLIBC__)
# if defined signbit || defined GNULIB_NAMESPACE
_GL_MATH_CXX_REAL_FLOATING_DECL_1 (signbit)
# undef signbit
_GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit)
# endif
+# endif //if defined(__GLIBC__)
# endif
#elif defined GNULIB_POSIXCHECK
# if defined signbit
--
2.7.4
|
