Do not optimize out SwitchInt before borrowck, or if Zmir-preserve-ub

1 files changed, 19 insertions, 15 deletions

diff --git a/tests/mir-opt/building/match/exponential_or.match_tuple.SimplifyCfg-initial.after.mir b/tests/mir-opt/building/match/exponential_or.match_tuple.SimplifyCfg-initial.after.mir
index d52241b459e..2a965fe67b9 100644
--- a/tests/mir-opt/building/match/exponential_or.match_tuple.SimplifyCfg-initial.after.mir
+++ b/tests/mir-opt/building/match/exponential_or.match_tuple.SimplifyCfg-initial.after.mir
@@ -24,43 +24,47 @@ fn match_tuple(_1: (u32, bool, Option<i32>, u32)) -> u32 {
 
     bb1: {
         _0 = const 0_u32;
-        goto -> bb10;
+        goto -> bb11;
     }
 
     bb2: {
-        _2 = discriminant((_1.2: std::option::Option<i32>));
-        switchInt(move _2) -> [0: bb4, 1: bb3, otherwise: bb1];
+        switchInt(copy (_1.1: bool)) -> [0: bb3, otherwise: bb3];
     }
 
     bb3: {
-        switchInt(copy (((_1.2: std::option::Option<i32>) as Some).0: i32)) -> [1: bb4, 8: bb4, otherwise: bb1];
+        _2 = discriminant((_1.2: std::option::Option<i32>));
+        switchInt(move _2) -> [0: bb5, 1: bb4, otherwise: bb1];
     }
 
     bb4: {
-        _5 = Le(const 6_u32, copy (_1.3: u32));
-        switchInt(move _5) -> [0: bb5, otherwise: bb7];
+        switchInt(copy (((_1.2: std::option::Option<i32>) as Some).0: i32)) -> [1: bb5, 8: bb5, otherwise: bb1];
     }
 
     bb5: {
-        _3 = Le(const 13_u32, copy (_1.3: u32));
-        switchInt(move _3) -> [0: bb1, otherwise: bb6];
+        _5 = Le(const 6_u32, copy (_1.3: u32));
+        switchInt(move _5) -> [0: bb6, otherwise: bb8];
     }
 
     bb6: {
-        _4 = Le(copy (_1.3: u32), const 16_u32);
-        switchInt(move _4) -> [0: bb1, otherwise: bb8];
+        _3 = Le(const 13_u32, copy (_1.3: u32));
+        switchInt(move _3) -> [0: bb1, otherwise: bb7];
     }
 
     bb7: {
-        _6 = Le(copy (_1.3: u32), const 9_u32);
-        switchInt(move _6) -> [0: bb5, otherwise: bb8];
+        _4 = Le(copy (_1.3: u32), const 16_u32);
+        switchInt(move _4) -> [0: bb1, otherwise: bb9];
     }
 
     bb8: {
-        falseEdge -> [real: bb9, imaginary: bb1];
+        _6 = Le(copy (_1.3: u32), const 9_u32);
+        switchInt(move _6) -> [0: bb6, otherwise: bb9];
     }
 
     bb9: {
+        falseEdge -> [real: bb10, imaginary: bb1];
+    }
+
+    bb10: {
         StorageLive(_7);
         _7 = copy (_1.0: u32);
         StorageLive(_8);
@@ -74,10 +78,10 @@ fn match_tuple(_1: (u32, bool, Option<i32>, u32)) -> u32 {
         StorageDead(_9);
         StorageDead(_8);
         StorageDead(_7);
-        goto -> bb10;
+        goto -> bb11;
     }
 
-    bb10: {
+    bb11: {
         return;
     }
 }