debuginfo: always include disambiguator in type names

Author: philipc

src/librustc_codegen_ssa/debuginfo/type_names.rs

@@ -191,18 +191,16 @@ pub fn push_debuginfo_type_name<'tcx>(
             visited.remove(t);
         },
         ty::Closure(def_id, ..) => {
-            output.push_str("closure");
-            let disambiguator = tcx.def_key(def_id).disambiguated_data.disambiguator;
-            if disambiguator != 0 {
-                output.push_str(&format!("-{}", disambiguator));
-            }
+            output.push_str(&format!(
+                "closure-{}",
+                tcx.def_key(def_id).disambiguated_data.disambiguator
+            ));
         }
         ty::Generator(def_id, ..) => {
-            output.push_str("generator");
-            let disambiguator = tcx.def_key(def_id).disambiguated_data.disambiguator;
-            if disambiguator != 0 {
-                output.push_str(&format!("-{}", disambiguator));
-            }
+            output.push_str(&format!(
+                "generator-{}",
+                tcx.def_key(def_id).disambiguated_data.disambiguator
+            ));
         }
         ty::Error |
         ty::Infer(_) |

src/test/debuginfo/generator-objects.rs

@@ -10,31 +10,31 @@
 
 // gdb-command:run
 // gdb-command:print b
-// gdb-check:$1 = generator_objects::main::generator {__0: 0x[...], <<variant>>: {__state: 0, 0: generator_objects::main::generator::Unresumed, 1: generator_objects::main::generator::Returned, 2: generator_objects::main::generator::Panicked, 3: generator_objects::main::generator::Suspend0 {[...]}, 4: generator_objects::main::generator::Suspend1 {[...]}}}
+// gdb-check:$1 = generator_objects::main::generator-0 {__0: 0x[...], <<variant>>: {__state: 0, 0: generator_objects::main::generator-0::Unresumed, 1: generator_objects::main::generator-0::Returned, 2: generator_objects::main::generator-0::Panicked, 3: generator_objects::main::generator-0::Suspend0 {[...]}, 4: generator_objects::main::generator-0::Suspend1 {[...]}}}
 // gdb-command:continue
 // gdb-command:print b
-// gdb-check:$2 = generator_objects::main::generator {__0: 0x[...], <<variant>>: {__state: 3, 0: generator_objects::main::generator::Unresumed, 1: generator_objects::main::generator::Returned, 2: generator_objects::main::generator::Panicked, 3: generator_objects::main::generator::Suspend0 {c: 6, d: 7}, 4: generator_objects::main::generator::Suspend1 {[...]}}}
+// gdb-check:$2 = generator_objects::main::generator-0 {__0: 0x[...], <<variant>>: {__state: 3, 0: generator_objects::main::generator-0::Unresumed, 1: generator_objects::main::generator-0::Returned, 2: generator_objects::main::generator-0::Panicked, 3: generator_objects::main::generator-0::Suspend0 {c: 6, d: 7}, 4: generator_objects::main::generator-0::Suspend1 {[...]}}}
 // gdb-command:continue
 // gdb-command:print b
-// gdb-check:$3 = generator_objects::main::generator {__0: 0x[...], <<variant>>: {__state: 4, 0: generator_objects::main::generator::Unresumed, 1: generator_objects::main::generator::Returned, 2: generator_objects::main::generator::Panicked, 3: generator_objects::main::generator::Suspend0 {[...]}, 4: generator_objects::main::generator::Suspend1 {c: 7, d: 8}}}
+// gdb-check:$3 = generator_objects::main::generator-0 {__0: 0x[...], <<variant>>: {__state: 4, 0: generator_objects::main::generator-0::Unresumed, 1: generator_objects::main::generator-0::Returned, 2: generator_objects::main::generator-0::Panicked, 3: generator_objects::main::generator-0::Suspend0 {[...]}, 4: generator_objects::main::generator-0::Suspend1 {c: 7, d: 8}}}
 // gdb-command:continue
 // gdb-command:print b
-// gdb-check:$4 = generator_objects::main::generator {__0: 0x[...], <<variant>>: {__state: 1, 0: generator_objects::main::generator::Unresumed, 1: generator_objects::main::generator::Returned, 2: generator_objects::main::generator::Panicked, 3: generator_objects::main::generator::Suspend0 {[...]}, 4: generator_objects::main::generator::Suspend1 {[...]}}}
+// gdb-check:$4 = generator_objects::main::generator-0 {__0: 0x[...], <<variant>>: {__state: 1, 0: generator_objects::main::generator-0::Unresumed, 1: generator_objects::main::generator-0::Returned, 2: generator_objects::main::generator-0::Panicked, 3: generator_objects::main::generator-0::Suspend0 {[...]}, 4: generator_objects::main::generator-0::Suspend1 {[...]}}}
 
 // === LLDB TESTS ==================================================================================
 
 // lldb-command:run
 // lldb-command:print b
-// lldbg-check:(generator_objects::main::generator) $0 = generator(&0x[...])
+// lldbg-check:(generator_objects::main::generator-0) $0 = generator-0(&0x[...])
 // lldb-command:continue
 // lldb-command:print b
-// lldbg-check:(generator_objects::main::generator) $1 = generator(&0x[...])
+// lldbg-check:(generator_objects::main::generator-0) $1 = generator-0(&0x[...])
 // lldb-command:continue
 // lldb-command:print b
-// lldbg-check:(generator_objects::main::generator) $2 = generator(&0x[...])
+// lldbg-check:(generator_objects::main::generator-0) $2 = generator-0(&0x[...])
 // lldb-command:continue
 // lldb-command:print b
-// lldbg-check:(generator_objects::main::generator) $3 = generator(&0x[...])
+// lldbg-check:(generator_objects::main::generator-0) $3 = generator-0(&0x[...])
 
 #![feature(omit_gdb_pretty_printer_section, generators, generator_trait)]
 #![omit_gdb_pretty_printer_section]

src/test/debuginfo/issue-57822.rs

@@ -13,7 +13,7 @@
 // gdb-command:run
 
 // gdb-command:print g
-// gdb-check:$1 = issue_57822::main::closure-1 (issue_57822::main::closure (1))
+// gdb-check:$1 = issue_57822::main::closure-1 (issue_57822::main::closure-0 (1))
 
 // gdb-command:print b
 // gdb-check:$2 = issue_57822::main::generator-3 {__0: issue_57822::main::generator-2 {__0: 2, <<variant>>: {[...]}}, <<variant>>: {[...]}}
@@ -23,7 +23,7 @@
 // lldb-command:run
 
 // lldb-command:print g
-// lldbg-check:(issue_57822::main::closure-1) $0 = closure-1(closure(1))
+// lldbg-check:(issue_57822::main::closure-1) $0 = closure-1(closure-0(1))
 
 // lldb-command:print b
 // lldbg-check:(issue_57822::main::generator-3) $1 = generator-3(generator-2(2))