Rollup merge of #74715 - oli-obk:mir_pass_diff, r=wesleywiser

Add a system for creating diffs across multiple mir optimizations. r? @wesleywiser
rust-lang · Jul 24, 2020 · 5d1d94e · 5d1d94e
2 parents 7f24c7d + b56ea88
commit 5d1d94e
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diff --git a/src/test/mir-opt/match-arm-scopes.rs b/src/test/mir-opt/match-arm-scopes.rs
@@ -9,8 +9,7 @@
 //   all of the bindings for that scope.
 // * No drop flags are used.
 
-// EMIT_MIR rustc.complicated_match.SimplifyCfg-initial.after.mir
-// EMIT_MIR rustc.complicated_match.ElaborateDrops.after.mir
+// EMIT_MIR rustc.complicated_match SimplifyCfg-initial.after ElaborateDrops.after
 fn complicated_match(cond: bool, items: (bool, bool, String)) -> i32 {
     match items {
         (false, a, s) | (a, false, s) if if cond { return 3 } else { a } => 1,

diff --git a/src/test/mir-opt/match-arm-scopes/rustc.complicated_match.ElaborateDrops.after.mir b/src/test/mir-opt/match-arm-scopes/rustc.complicated_match.ElaborateDrops.after.mir