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author卜部昌平 <shyouhei@ruby-lang.org>2020-06-24 16:23:59 +0900
committer卜部昌平 <shyouhei@ruby-lang.org>2020-06-29 11:05:41 +0900
commitde3e931df7abdc3ee22dbb7543e86af6d00ee899 (patch)
tree63f8471b59282d2ca5e7af0282f34d9cfef14ee1 /variable.c
parentc8dc2bf1401fc01d35a4a7587ed224f1f2fe29e6 (diff)
downloadruby-de3e931df7abdc3ee22dbb7543e86af6d00ee899.tar.gz
add UNREACHABLE_RETURN
Not every compilers understand that rb_raise does not return. When a function does not end with a return statement, such compilers can issue warnings. We would better tell them about reachabilities.
Diffstat (limited to 'variable.c')
-rw-r--r--variable.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/variable.c b/variable.c
index 362ccddc13..4d62361fd0 100644
--- a/variable.c
+++ b/variable.c
@@ -277,6 +277,7 @@ rb_path_to_class(VALUE pathname)
undefined_class:
rb_raise(rb_eArgError, "undefined class/module % "PRIsVALUE,
rb_str_subseq(pathname, 0, p-path));
+ UNREACHABLE_RETURN(Qundef);
}
VALUE
@@ -3347,6 +3348,7 @@ rb_mod_remove_cvar(VALUE mod, VALUE name)
not_defined:
rb_name_err_raise("class variable %1$s not defined for %2$s",
mod, name);
+ UNREACHABLE_RETURN(Qundef);
}
VALUE