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-rw-r--r--src/etc/debugger_pretty_printers_common.py2
-rw-r--r--src/test/debuginfo/vec-slices.rs7
2 files changed, 8 insertions, 1 deletions
diff --git a/src/etc/debugger_pretty_printers_common.py b/src/etc/debugger_pretty_printers_common.py
index 06a83c75936..b2bb7859661 100644
--- a/src/etc/debugger_pretty_printers_common.py
+++ b/src/etc/debugger_pretty_printers_common.py
@@ -139,7 +139,7 @@ class Type(object):
             return TYPE_KIND_STR_SLICE
 
         # REGULAR SLICE
-        if (unqualified_type_name.startswith("&[") and
+        if (unqualified_type_name.startswith(("&[", "&mut [")) and
             unqualified_type_name.endswith("]") and
             self.__conforms_to_field_layout(SLICE_FIELD_NAMES)):
             return TYPE_KIND_SLICE
diff --git a/src/test/debuginfo/vec-slices.rs b/src/test/debuginfo/vec-slices.rs
index 0d396c885eb..cdb5bc4ecfb 100644
--- a/src/test/debuginfo/vec-slices.rs
+++ b/src/test/debuginfo/vec-slices.rs
@@ -53,6 +53,11 @@
 // gdb-command:print *((int64_t[2]*)('vec_slices::MUT_VECT_SLICE'.data_ptr))
 // gdb-check:$15 = {64, 65}
 
+//gdb-command:print mut_slice.length
+//gdb-check:$16 = 5
+//gdb-command:print *((int64_t[5]*)(mut_slice.data_ptr))
+//gdb-check:$17 = {1, 2, 3, 4, 5}
+
 
 // === LLDB TESTS ==================================================================================
 
@@ -106,6 +111,8 @@ fn main() {
         MUT_VECT_SLICE = VECT_SLICE;
     }
 
+    let mut_slice: &mut [i64] = &mut [1, 2, 3, 4, 5];
+
     zzz(); // #break
 }