warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:16:9
   |
LL |         'x: loop { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: loop {
   |         -- first declared here
LL |             // this 'x should refer to the outer loop, lexically
LL |             loop_x!(break 'x);
   |             ----------------- in this macro invocation
   |
   = note: this warning originates in the macro `loop_x` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:64:9
   |
LL |         'x: loop {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:64:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:16:9
   |
LL |         'x: loop { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: loop {
   |         -- first declared here
...
LL |             loop_x!(break 'x);
   |             ----------------- in this macro invocation
   |
   = note: this warning originates in the macro `loop_x` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:16:9
   |
LL |         'x: loop { $e }
   |         ^^
   |         |
   |         first declared here
   |         label `'x` already in scope
...
LL |             loop_x!(break 'x);
   |             ----------------- in this macro invocation
   |
   = note: this warning originates in the macro `loop_x` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:16:9
   |
LL |         'x: loop { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             loop_x!(break 'x);
   |             ----------------- in this macro invocation
   |
   = note: this warning originates in the macro `loop_x` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:76:9
   |
LL |         'x: loop {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:76:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:76:9
   |
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:76:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:27:9
   |
LL |         'x: while 1 + 1 == 2 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: loop {
   |         -- first declared here
...
LL |             while_true!(break 'x);
   |             --------------------- in this macro invocation
   |
   = note: this warning originates in the macro `while_true` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:27:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: while 1 + 1 == 2 { $e }
   |         ^^ label `'x` already in scope
...
LL |             while_true!(break 'x);
   |             --------------------- in this macro invocation
   |
   = note: this warning originates in the macro `while_true` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:27:9
   |
LL |         'x: while 1 + 1 == 2 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             while_true!(break 'x);
   |             --------------------- in this macro invocation
   |
   = note: this warning originates in the macro `while_true` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:27:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: while 1 + 1 == 2 { $e }
   |         ^^ label `'x` already in scope
...
LL |             while_true!(break 'x);
   |             --------------------- in this macro invocation
   |
   = note: this warning originates in the macro `while_true` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:27:9
   |
LL |         'x: while 1 + 1 == 2 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             while_true!(break 'x);
   |             --------------------- in this macro invocation
   |
   = note: this warning originates in the macro `while_true` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: loop {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:90:9
   |
LL |         'x: while 1 + 1 == 2 { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 {
   |         ^^ label `'x` already in scope

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: loop {
   |         -- first declared here
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: loop { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: while 1 + 1 == 2 { $e }
   |         -- first declared here
...
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: label name `'x` shadows a label name that is already in scope
  --> $DIR/hygienic-labels-in-let.rs:39:9
   |
LL |         'x: for _ in 0..1 { $e }
   |         ^^ label `'x` already in scope
...
LL |         'x: for _ in 0..1 {
   |         -- first declared here
...
LL |             run_once!(continue 'x);
   |             ---------------------- in this macro invocation
   |
   = note: this warning originates in the macro `run_once` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: 28 warnings emitted