1 files changed, 68 insertions, 0 deletions
diff --git a/src/test/debuginfo/generator-objects.rs b/src/test/debuginfo/generator-objects.rs
new file mode 100644
index 00000000000..c6f98e5782b
--- /dev/null
+++ b/src/test/debuginfo/generator-objects.rs
@@ -0,0 +1,68 @@
+// ignore-tidy-linelength
+
+// Require LLVM with DW_TAG_variant_part and a gdb that can read it.
+// min-system-llvm-version: 8.0
+// min-gdb-version: 8.2
+
+// compile-flags:-g
+
+// === GDB TESTS ===================================================================================
+
+// 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-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-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-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 {[...]}}}
+
+// === LLDB TESTS ==================================================================================
+
+// lldb-command:run
+// lldb-command:print b
+// lldbg-check:(generator_objects::main::generator) $0 = generator(&0x[...])
+// lldb-command:continue
+// lldb-command:print b
+// lldbg-check:(generator_objects::main::generator) $1 = generator(&0x[...])
+// lldb-command:continue
+// lldb-command:print b
+// lldbg-check:(generator_objects::main::generator) $2 = generator(&0x[...])
+// lldb-command:continue
+// lldb-command:print b
+// lldbg-check:(generator_objects::main::generator) $3 = generator(&0x[...])
+
+#![feature(omit_gdb_pretty_printer_section, generators, generator_trait)]
+#![omit_gdb_pretty_printer_section]
+
+use std::ops::Generator;
+use std::pin::Pin;
+
+fn main() {
+    let mut a = 5;
+    let mut b = || {
+        let mut c = 6;
+        let mut d = 7;
+
+        yield;
+        a += 1;
+        c += 1;
+        d += 1;
+
+        yield;
+        println!("{} {} {}", a, c, d);
+    };
+    _zzz(); // #break
+    Pin::new(&mut b).resume();
+    _zzz(); // #break
+    Pin::new(&mut b).resume();
+    _zzz(); // #break
+    Pin::new(&mut b).resume();
+    _zzz(); // #break
+}
+
+fn _zzz() {()}