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| author | Matt Brubeck <mbrubeck@limpet.net> | 2015-05-21 16:34:26 -0700 |
|---|---|---|
| committer | Matt Brubeck <mbrubeck@limpet.net> | 2015-05-21 16:34:26 -0700 |
| commit | 54b1608b2dd04334b68acedccb20c733ced345dd (patch) | |
| tree | c8787470fec43e31f0e99a90cc0347439152dc0f /src | |
| parent | c3d60aba6c86883c79055c1a3923d4db116b644e (diff) | |
| download | rust-54b1608b2dd04334b68acedccb20c733ced345dd.tar.gz rust-54b1608b2dd04334b68acedccb20c733ced345dd.zip | |
Document the debug_assertions cfg option
Diffstat (limited to 'src')
| -rw-r--r-- | src/doc/reference.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/doc/reference.md b/src/doc/reference.md index 0682c2003e3..8d1b93ce3c8 100644 --- a/src/doc/reference.md +++ b/src/doc/reference.md @@ -2003,6 +2003,10 @@ arbitrarily complex configurations through nesting. The following configurations must be defined by the implementation: +* `debug_assertions`. Enabled by default when compiling without optimizations. + This can be used to enable extra debugging code in development but not in + production. For example, it controls the behavior of the standard library's + `debug_assert!` macro. * `target_arch = "..."`. Target CPU architecture, such as `"x86"`, `"x86_64"` `"mips"`, `"powerpc"`, `"arm"`, or `"aarch64"`. * `target_endian = "..."`. Endianness of the target CPU, either `"little"` or |