package/gcc: complete the logic on libquadmath

libquadmath requires wchar.

So, turn to positive logic and complete it to only enabling quadmath
support when it is available.

Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/package/gcc/gcc.mk b/package/gcc/gcc.mk
index b6a3ac9ad1cf409b6400edb425056b492a5d933f..f324f9943b7d45a9468f6c595743bb84edc6415d 100644 (file)
--- a/package/gcc/gcc.mk
+++ b/package/gcc/gcc.mk
@@ -115,7 +115,9 @@ HOST_GCC_COMMON_CONF_OPTS += --disable-libitm
 endif
 
 # quadmath support requires wchar
-ifeq ($(BR2_USE_WCHAR),)
+ifeq ($(BR2_USE_WCHAR)$(BR2_TOOLCHAIN_HAS_LIBQUADMATH),yy)
+HOST_GCC_COMMON_CONF_OPTS += --enable-libquadmath
+else
 HOST_GCC_COMMON_CONF_OPTS += --disable-libquadmath
 endif