diff options
| author | Nobuyoshi Nakada <[email protected]> | 2023-07-24 23:57:28 +0900 |
|---|---|---|
| committer | Nobuyoshi Nakada <[email protected]> | 2023-07-24 23:57:28 +0900 |
| commit | 14d154076876a6566b273f0eb3c4a56c681a6b13 (patch) | |
| tree | 25e50d3f3469be81e36bf6aa4a16f3668c05d067 /include/ruby | |
| parent | 1780ad37483592d7752d314fbdb3bfd01966c229 (diff) | |
RString NULL ptr check only when RUBY_DEBUG
Since edf01d4e82d8e44ee30ec41fbcb7f802bc8b8c5d, fake string treats
NULL as an empty string.
Diffstat (limited to 'include/ruby')
| -rw-r--r-- | include/ruby/internal/core/rstring.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/include/ruby/internal/core/rstring.h b/include/ruby/internal/core/rstring.h index a03ad5b2ec..0bca74e688 100644 --- a/include/ruby/internal/core/rstring.h +++ b/include/ruby/internal/core/rstring.h @@ -417,13 +417,9 @@ RSTRING_PTR(VALUE str) { char *ptr = rbimpl_rstring_getmem(str).as.heap.ptr; - if (RB_UNLIKELY(! ptr)) { + if (RUBY_DEBUG && RB_UNLIKELY(! ptr)) { /* :BEWARE: @shyouhei thinks that currently, there are rooms for this - * function to return NULL. In the 20th century that was a pointless - * concern. However struct RString can hold fake strings nowadays. It - * seems no check against NULL are exercised around handling of them - * (one of such usages is located in marshal.c, which scares - * @shyouhei). Better check here for maximum safety. + * function to return NULL. Better check here for maximum safety. * * Also, this is not rb_warn() because RSTRING_PTR() can be called * during GC (see what obj_info() does). rb_warn() needs to allocate @@ -447,7 +443,7 @@ RSTRING_END(VALUE str) { struct RString buf = rbimpl_rstring_getmem(str); - if (RB_UNLIKELY(! buf.as.heap.ptr)) { + if (RUBY_DEBUG && RB_UNLIKELY(! buf.as.heap.ptr)) { /* Ditto. */ rb_debug_rstring_null_ptr("RSTRING_END"); } |