micro-ROS iron Library auto-update 15-09-2023 06:08 (#977)

Co-authored-by: pablogs9 <pablogs9@users.noreply.github.com>

built_packages

@@ -31,7 +31,7 @@ https://github.com/ros2/rosidl.git 995917e9ce14d17821c04bf28d5a092111537842
 https://github.com/ros2/rosidl_core.git 83df4c6574f90a8479d0b0211a463a7806ad6179
 https://github.com/ros2/rosidl_dds.git f074b295c316e9bbb9845344cc6ab882339e9305
 https://github.com/ros2/rosidl_defaults.git 34a204f3ce0528c6ec3bb89d33404422eb879995
-https://github.com/ros2/rosidl_dynamic_typesupport 9e9264c5718489dea75337657473a183ed5ec19c
+https://github.com/ros2/rosidl_dynamic_typesupport 58e39fdc961273abf4587ac89b632063e9b55ca5
 https://github.com/ros2/test_interface_files.git 3abbbf68d939cac86e53992b68ee93f9a37fff41
 https://github.com/ros2/unique_identifier_msgs.git 1ced881f07e5d5744d01867b1caedbc13c856195
 https://github.com/yaml/libyaml.git 2c891fc7a770e8ba2fec34fc6b545c672beb37e6

libmicroros/include/rosidl_dynamic_typesupport/uchar.h

@@ -22,12 +22,25 @@ extern "C" {
 #if defined(__cplusplus) && __cplusplus >= 201103L
 // Nothing to do here, C++11 and beyond have char16_t as a keyword:
 // https://en.cppreference.com/w/cpp/keyword/char16_t
-#elif defined(__has_include) && __has_include(<uchar.h>)
+#else
+// According to https://gcc.gnu.org/onlinedocs/cpp/_005f_005fhas_005finclude.html,
+// short-circuit style use of __has_include is not supported, so split the conditional
+#  if defined(__has_include)
+#    if __has_include(<uchar.h>)
 // If the compiler has __has_include, and uchar.h exists, include that as it will have char16_t
 // as a typedef.
-#  include <uchar.h>
-#else
+#      include <uchar.h>
+#    else
 // Otherwise assume that char16_t isn't defined anywhere, and define it ourselves as uint_least16_t.
+#      define __ROSIDL_DYNAMIC_TYPESUPPORT__UCHAR_H__NEEDS_CHAR16_T_DECL
+#    endif
+#  else
+#    define __ROSIDL_DYNAMIC_TYPESUPPORT__UCHAR_H__NEEDS_CHAR16_T_DECL
+#  endif
+#endif
+
+#if defined(__ROSIDL_DYNAMIC_TYPESUPPORT__UCHAR_H__NEEDS_CHAR16_T_DECL)
+#  undef __ROSIDL_DYNAMIC_TYPESUPPORT__UCHAR_H__NEEDS_CHAR16_T_DECL
 #  include <stdint.h>
 typedef uint_least16_t char16_t;
 #endif