Auto merge of #8205 - lcnr:patch-1, r=alexcrichton

¬∃x. ¬y => ∀x. y
rust-lang · May 4, 2020 · c7eddc1 · c7eddc1
2 parents 8dd9869 + e97b36a
commit c7eddc1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/cargo/util/toml/mod.rs b/src/cargo/util/toml/mod.rs
@@ -78,7 +78,7 @@ fn do_read_manifest(
         let (mut manifest, paths) =
             TomlManifest::to_real_manifest(&manifest, source_id, package_root, config)?;
         add_unused(manifest.warnings_mut());
-        if !manifest.targets().iter().any(|t| !t.is_custom_build()) {
+        if manifest.targets().iter().all(|t| t.is_custom_build()) {
             bail!(
                 "no targets specified in the manifest\n  \
                  either src/lib.rs, src/main.rs, a [lib] section, or \