uclibc-0070-libm-honor-NO_LONG_DOUBLE-in-ldouble_wrappers.patch

From 730db44f0824f505a31822e250b9f04b9f8e7a1b Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Tue, 24 Mar 2015 00:11:47 +0100
Subject: [PATCH] libm: honor NO_LONG_DOUBLE in ldouble_wrappers

Fixes SH build breakage due to attempts to define hidden defs for
unavailable long double functions.

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
[Gustavo: adapt to 0.9.33.2]
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
---
 extra/Configs/Config.in.arch |  2 +-
 ldso/ldso/sh/dl-syscalls.h   |  2 +-
 libm/ldouble_wrappers.c      | 15 +++++++++------
 3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/extra/Configs/Config.in.arch b/extra/Configs/Config.in.arch
index 68e03bf..0dae84b 100644
--- a/extra/Configs/Config.in.arch
+++ b/extra/Configs/Config.in.arch
@@ -191,7 +191,7 @@ config UCLIBC_HAS_FENV
 config UCLIBC_HAS_LONG_DOUBLE_MATH
 	bool "Enable long double support"
 	depends on DO_C99_MATH
-	depends on TARGET_i386 || TARGET_m68k || TARGET_sparc || TARGET_x86_64 || TARGET_powerpc || TARGET_sh || TARGET_microblaze
+	depends on TARGET_aarch64 || TARGET_alpha || TARGET_i386 || TARGET_ia64 || TARGET_m68k || TARGET_powerpc || TARGET_s390 || TARGET_sparc || TARGET_tile || TARGET_x86_64
 	default y
 	help
 	  If you want the uClibc math library to contain the full set of C99
diff --git a/ldso/ldso/sh/dl-syscalls.h b/ldso/ldso/sh/dl-syscalls.h
index f9f13c7..b99a9b5 100644
--- a/ldso/ldso/sh/dl-syscalls.h
+++ b/ldso/ldso/sh/dl-syscalls.h
@@ -1,4 +1,4 @@
-#if __GNUC_PREREQ (4, 1)
+#if __GNUC_PREREQ (4, 1) && !__GNUC_PREREQ (4, 9)
 #warning !!! gcc 4.1 and later have problems with __always_inline so redefined as inline
 # ifdef __always_inline
 # undef __always_inline
diff --git a/libm/ldouble_wrappers.c b/libm/ldouble_wrappers.c
index b4215cb..840293f 100644
--- a/libm/ldouble_wrappers.c
+++ b/libm/ldouble_wrappers.c
@@ -16,27 +16,28 @@
 #include "math.h"
 #include <complex.h>
 
-#define WRAPPER1(func) \
+#if !defined __NO_LONG_DOUBLE_MATH
+# define WRAPPER1(func) \
 long double func##l(long double x) \
 { \
 	return (long double) func((double) x); \
 }
-#define WRAPPER2(func) \
+# define WRAPPER2(func) \
 long double func##l(long double x, long double y) \
 { \
 	return (long double) func((double) x, (double) y); \
 }
-#define int_WRAPPER1(func) \
+# define int_WRAPPER1(func) \
 int func##l(long double x) \
 { \
 	return func((double) x); \
 }
-#define long_WRAPPER1(func) \
+# define long_WRAPPER1(func) \
 long func##l(long double x) \
 { \
 	return func((double) x); \
 }
-#define long_long_WRAPPER1(func) \
+# define long_long_WRAPPER1(func) \
 long long func##l(long double x) \
 { \
 	return func((double) x); \
@@ -447,4 +448,6 @@ int_WRAPPER1(__isinf)
 libm_hidden_def(__isinfl)
 # endif
 
-#endif
+#endif /* __DO_C99_MATH__ */
+
+#endif /* __NO_LONG_DOUBLE_MATH */
-- 
2.0.5