include/nuttx/compiler.h: fix warning: __cplusplus is not defined. Some gcc derived compiler do not define __cplusplus

This commit is contained in:
Xiang Xiao 2018-08-27 05:53:07 -06:00 committed by Gregory Nutt
parent c139478f60
commit 439aac1449

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@ -81,7 +81,7 @@
/* C++ support */
#if __cplusplus >= 201402L
#if defined(__cplusplus) && __cplusplus >= 201402L
# define CONFIG_HAVE_CXX14 1
#else
# undef CONFIG_HAVE_CXX14