From 29a00ef4a61adae3329cb3ce4cf65201169d6e57 Mon Sep 17 00:00:00 2001
From: Yuki Okushi <huyuumi.dev@gmail.com>
Date: Sun, 28 Jul 2019 16:26:01 +0900
Subject: [PATCH 1/2] Add test for issue-50900

---
 src/test/ui/issues/issue-50900.rs     | 19 +++++++++++++++++++
 src/test/ui/issues/issue-50900.stderr | 14 ++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 src/test/ui/issues/issue-50900.rs
 create mode 100644 src/test/ui/issues/issue-50900.stderr

diff --git a/src/test/ui/issues/issue-50900.rs b/src/test/ui/issues/issue-50900.rs
new file mode 100644
index 0000000000000..27135af957581
--- /dev/null
+++ b/src/test/ui/issues/issue-50900.rs
@@ -0,0 +1,19 @@
+#[derive(PartialEq, Eq)]
+pub struct Tag(pub Context, pub u16);
+
+#[derive(PartialEq, Eq)]
+pub enum Context {
+    Tiff,
+    Exif,
+}
+
+impl Tag {
+    const ExifIFDPointer: Tag = Tag(Context::Tiff, 34665);
+}
+
+fn main() {
+    match Tag::ExifIFDPointer {
+    //~^ ERROR: non-exhaustive patterns: `Tag(Exif, _)` not covered
+        Tag::ExifIFDPointer => {}
+    }
+}
diff --git a/src/test/ui/issues/issue-50900.stderr b/src/test/ui/issues/issue-50900.stderr
new file mode 100644
index 0000000000000..7192f11a5e8f0
--- /dev/null
+++ b/src/test/ui/issues/issue-50900.stderr
@@ -0,0 +1,14 @@
+error[E0004]: non-exhaustive patterns: `Tag(Exif, _)` not covered
+  --> $DIR/issue-50900.rs:15:11
+   |
+LL | pub struct Tag(pub Context, pub u16);
+   | ------------------------------------- `Tag` defined here
+...
+LL |     match Tag::ExifIFDPointer {
+   |           ^^^^^^^^^^^^^^^^^^^ pattern `Tag(Exif, _)` not covered
+   |
+   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0004`.

From 15307ca9931c6135f7d14b23fffb3dacc22d207d Mon Sep 17 00:00:00 2001
From: Yuki Okushi <huyuumi.dev@gmail.com>
Date: Sun, 28 Jul 2019 16:51:21 +0900
Subject: [PATCH 2/2] Move to src/test/ui/match/

---
 src/test/ui/{issues => match}/issue-50900.rs     | 0
 src/test/ui/{issues => match}/issue-50900.stderr | 0
 2 files changed, 0 insertions(+), 0 deletions(-)
 rename src/test/ui/{issues => match}/issue-50900.rs (100%)
 rename src/test/ui/{issues => match}/issue-50900.stderr (100%)

diff --git a/src/test/ui/issues/issue-50900.rs b/src/test/ui/match/issue-50900.rs
similarity index 100%
rename from src/test/ui/issues/issue-50900.rs
rename to src/test/ui/match/issue-50900.rs
diff --git a/src/test/ui/issues/issue-50900.stderr b/src/test/ui/match/issue-50900.stderr
similarity index 100%
rename from src/test/ui/issues/issue-50900.stderr
rename to src/test/ui/match/issue-50900.stderr