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author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-10-19 08:46:41 +0000 |
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committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-10-19 08:46:41 +0000 |
commit | 5bb48dc68ad35a78659d3075a9e3172785dcfbeb (patch) | |
tree | 14ed27ad4df0a37611d05b39f36cafce5bd3561e | |
parent | 1b30f57c8fda3ad0a9b88cba5ab2a28fc17a3d90 (diff) |
compile.c: default_len is positive
Recent GCC warns that default_len can be negative (thus can
overflow PTRDIFF_MAX), which is a false assert. Suppresses
warnings by adding __builtin_unreachable.
See also: https://travis-ci.org/ruby/ruby/jobs/443568193#L2227
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65167 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | compile.c | 3 |
1 files changed, 3 insertions, 0 deletions
@@ -8083,6 +8083,9 @@ iseq_build_kw(rb_iseq_t *iseq, VALUE params, VALUE keywords) keyword->table = ids; return keyword; } + else if (default_len < 0) { + UNREACHABLE; + } dvs = ALLOC_N(VALUE, (unsigned int)default_len); |