From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/Lexer/constants.c | 69 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 clang/test/Lexer/constants.c

(limited to 'clang/test/Lexer/constants.c')

diff --git a/clang/test/Lexer/constants.c b/clang/test/Lexer/constants.c
new file mode 100644
index 0000000..2903885
--- /dev/null
+++ b/clang/test/Lexer/constants.c
@@ -0,0 +1,69 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -pedantic -trigraphs %s
+
+int x = 000000080;  // expected-error {{invalid digit}}
+
+int y = 0000\
+00080;             // expected-error {{invalid digit}}
+
+
+
+float X = 1.17549435e-38F;
+float Y = 08.123456;
+
+// PR2252
+#if -0x8000000000000000  // should not warn.
+#endif
+
+
+int c[] = {
+  'df',   // expected-warning {{multi-character character constant}}
+  '\t',
+  '\\
+t',
+  '??!',  // expected-warning {{trigraph converted to '|' character}}
+  'abcd'  // expected-warning {{multi-character character constant}}
+};
+
+//  PR4499
+int m0 = '0';
+int m1 = '\\\''; // expected-warning {{multi-character character constant}}
+int m2 = '\\\\'; // expected-warning {{multi-character character constant}}
+int m3 = '\\\
+';
+
+
+#pragma clang diagnostic ignored "-Wmultichar"
+
+int d = 'df'; // no warning.
+int e = 'abcd';  // still warn: expected-warning {{multi-character character constant}}
+
+#pragma clang diagnostic ignored "-Wfour-char-constants"
+
+int f = 'abcd';  // ignored.
+
+// rdar://problem/6974641
+float t0[] = {
+  1.9e20f,
+  1.9e-20f,
+  1.9e50f,   // expected-warning {{too large}}
+  1.9e-50f,  // expected-warning {{too small}}
+  -1.9e20f,
+  -1.9e-20f,
+  -1.9e50f,  // expected-warning {{too large}}
+  -1.9e-50f  // expected-warning {{too small}}
+};
+double t1[] = {
+  1.9e50,
+  1.9e-50,
+  1.9e500,   // expected-warning {{too large}}
+  1.9e-500,  // expected-warning {{too small}}
+  -1.9e50,
+  -1.9e-50,
+  -1.9e500,  // expected-warning {{too large}}
+  -1.9e-500  // expected-warning {{too small}}
+};
+
+// PR7888
+double g = 1e100000000; // expected-warning {{too large}}
+
+char h = '\u1234'; // expected-error {{character too large for enclosing character literal type}}
-- 
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