test: normalize away the line/column info in ui/pattern/const-pat-ice.

Author: eddyb

src/test/ui/pattern/const-pat-ice.rs

@@ -2,6 +2,7 @@
 // rustc-env:RUST_BACKTRACE=0
 // normalize-stderr-test "note: rustc 1.* running on .*" -> "note: rustc VERSION running on TARGET"
 // normalize-stderr-test "note: compiler flags: .*" -> "note: compiler flags: FLAGS"
+// normalize-stderr-test "/_match.rs:[0-9]+:[0-9]+" -> "/_match.rs:LL:CC"
 
 // This is a repro test for an ICE in our pattern handling of constants.
 

src/test/ui/pattern/const-pat-ice.stderr

@@ -1,4 +1,4 @@
-thread 'rustc' panicked at 'assertion failed: rows.iter().all(|r| r.len() == v.len())', src/librustc_mir/hair/pattern/_match.rs:1084:5
+thread 'rustc' panicked at 'assertion failed: rows.iter().all(|r| r.len() == v.len())', src/librustc_mir/hair/pattern/_match.rs:LL:CC
 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
 
 error: internal compiler error: unexpected panic