1*f4a0e9a7SRichard Trieu // RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-apple-darwin %s
2*f4a0e9a7SRichard Trieu 
3*f4a0e9a7SRichard Trieu // This file tests -Wconstant-conversion, a subcategory of -Wconversion
4*f4a0e9a7SRichard Trieu // which is on by default.
5*f4a0e9a7SRichard Trieu 
nines()6*f4a0e9a7SRichard Trieu constexpr int nines() { return 99999; }
7*f4a0e9a7SRichard Trieu 
too_big_for_char(int param)8*f4a0e9a7SRichard Trieu void too_big_for_char(int param) {
9*f4a0e9a7SRichard Trieu   char warn1 = false ? 0 : 99999;
10*f4a0e9a7SRichard Trieu   // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}}
11*f4a0e9a7SRichard Trieu   char warn2 = false ? 0 : nines();
12*f4a0e9a7SRichard Trieu   // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}}
13*f4a0e9a7SRichard Trieu 
14*f4a0e9a7SRichard Trieu   char warn3 = param > 0 ? 0 : 99999;
15*f4a0e9a7SRichard Trieu   // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}}
16*f4a0e9a7SRichard Trieu   char warn4 = param > 0 ? 0 : nines();
17*f4a0e9a7SRichard Trieu   // expected-warning@-1 {{implicit conversion from 'int' to 'char' changes value from 99999 to -97}}
18*f4a0e9a7SRichard Trieu 
19*f4a0e9a7SRichard Trieu   char ok1 = true ? 0 : 99999;
20*f4a0e9a7SRichard Trieu   char ok2 = true ? 0 : nines();
21*f4a0e9a7SRichard Trieu 
22*f4a0e9a7SRichard Trieu   char ok3 = true ? 0 : 99999 + 1;
23*f4a0e9a7SRichard Trieu   char ok4 = true ? 0 : nines() + 1;
24*f4a0e9a7SRichard Trieu }
25