74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
// RUN: %clang_cc1 -fsyntax-only -verify -pedantic -trigraphs %s
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int x = 000000080; // expected-error {{invalid digit}}
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int y = 0000\
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00080; // expected-error {{invalid digit}}
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float X = 1.17549435e-38F;
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float Y = 08.123456;
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// PR2252
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#if -0x8000000000000000 // should not warn.
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#endif
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#if -01000000000000000000000 // should not warn.
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#endif
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#if 9223372036854775808 // expected-warning {{integer constant is larger than the largest signed integer type}}
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#endif
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#if 0x10000000000000000 // expected-error {{integer constant is larger than the largest unsigned integer type}}
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#endif
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int c[] = {
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'df', // expected-warning {{multi-character character constant}}
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'\t',
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'\\
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t',
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'??!', // expected-warning {{trigraph converted to '|' character}}
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'abcd' // expected-warning {{multi-character character constant}}
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};
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// PR4499
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int m0 = '0';
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int m1 = '\\\''; // expected-warning {{multi-character character constant}}
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int m2 = '\\\\'; // expected-warning {{multi-character character constant}}
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int m3 = '\\\
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';
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#pragma clang diagnostic ignored "-Wmultichar"
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int d = 'df'; // no warning.
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int e = 'abcd'; // still warn: expected-warning {{multi-character character constant}}
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#pragma clang diagnostic ignored "-Wfour-char-constants"
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int f = 'abcd'; // ignored.
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// rdar://problem/6974641
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float t0[] = {
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1.9e20f,
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1.9e-20f,
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1.9e50f, // expected-warning {{too large}}
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1.9e-50f, // expected-warning {{too small}}
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-1.9e20f,
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-1.9e-20f,
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-1.9e50f, // expected-warning {{too large}}
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-1.9e-50f // expected-warning {{too small}}
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};
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double t1[] = {
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1.9e50,
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1.9e-50,
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1.9e500, // expected-warning {{too large}}
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1.9e-500, // expected-warning {{too small}}
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-1.9e50,
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-1.9e-50,
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-1.9e500, // expected-warning {{too large}}
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-1.9e-500 // expected-warning {{too small}}
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};
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// PR7888
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double g = 1e100000000; // expected-warning {{too large}}
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char h = '\u1234'; // expected-error {{character too large for enclosing character literal type}}
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