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authorOliver Scherer <github35764891676564198441@oli-obk.de>2018-10-13 11:32:49 +0200
committerOliver Scherer <github35764891676564198441@oli-obk.de>2018-10-13 11:32:49 +0200
commit78aaa3e5468f7e23267659b99b20f9ef33cdad44 (patch)
treee4d6a050aa415464cc47a30c33076c6b3071cf6c /src/librustc_codegen_llvm/debuginfo/metadata.rs
parent849a0e9c40ef79efec0802334fe10406ea3e7256 (diff)
downloadrust-78aaa3e5468f7e23267659b99b20f9ef33cdad44.tar.gz
rust-78aaa3e5468f7e23267659b99b20f9ef33cdad44.zip
Check the invariant for `principal` inside the method
Diffstat (limited to 'src/librustc_codegen_llvm/debuginfo/metadata.rs')
-rw-r--r--src/librustc_codegen_llvm/debuginfo/metadata.rs7
1 files changed, 1 insertions, 6 deletions
diff --git a/src/librustc_codegen_llvm/debuginfo/metadata.rs b/src/librustc_codegen_llvm/debuginfo/metadata.rs
index 706568b5446..6eff086a2ba 100644
--- a/src/librustc_codegen_llvm/debuginfo/metadata.rs
+++ b/src/librustc_codegen_llvm/debuginfo/metadata.rs
@@ -435,12 +435,7 @@ fn trait_pointer_metadata(
     // But it does not describe the trait's methods.
 
     let containing_scope = match trait_type.sty {
-        ty::Dynamic(ref data, ..) => if let Some(principal) = data.principal() {
-            let def_id = principal.def_id();
-            Some(get_namespace_for_item(cx, def_id))
-        } else {
-            NO_SCOPE_METADATA
-        },
+        ty::Dynamic(ref data, ..) => Some(get_namespace_for_item(cx, data.principal().def_id())),
         _ => {
             bug!("debuginfo: Unexpected trait-object type in \
                   trait_pointer_metadata(): {:?}",