echo: pacify Oracle Studio 12.6

* src/echo.c (main): Don’t assign pointer to bool.
This is well-defined in C99, but is arguably bad style
and Oracle Studio 12.6 complains.

diff --git a/src/echo.c b/src/echo.c
index b5a6e966c4fddf92b39ec5344a9a9fd5b08fe324..e7f3447ee2de77ef8d68161915a217e07a2bdac2 100644 (file)
--- a/src/echo.c
+++ b/src/echo.c
@@ -108,7 +108,7 @@ int
 main (int argc, char **argv)
 {
   bool display_return = true;
-  bool posixly_correct = getenv ("POSIXLY_CORRECT");
+  bool posixly_correct = !!getenv ("POSIXLY_CORRECT");
   bool allow_options =
     (! posixly_correct
      || (! DEFAULT_ECHO_TO_XPG && 1 < argc && STREQ (argv[1], "-n")));