add license and provenance information

Author: nikomatsakis

issue-32278-big-array-of-strings/big-array-of-strings.rs

@@ -2,6 +2,39 @@
 
 // Regr test for #32278. Compiling this file (actually, a bigger
 // version of this file) got really, really slow.
+//
+// Original provenance:
+//
+// https://github.com/chowdhurya/rust-unidecode/blob/master/src/data.rs
+//
+// Original license follows:
+//
+// Copyright (c) 2015, Amit Chowdhury
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//  * Redistributions of source code must retain the above copyright notice, this
+//    list of conditions and the following disclaimer.
+//  * Redistributions in binary form must reproduce the above copyright notice,
+//    this list of conditions and the following disclaimer in the documentation
+//    and/or other materials provided with the distribution.
+//  * The names of this software's contributors may not be used to endorse or
+//    promote products derived from this software without specific prior written
+//    permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
 
 pub static MAPPING: [&'static str; 0xffff] = [
     "\u{0}",