ab09187553
It turns out that Plum Hall depends on us not emitting an error on integer literals which fit into long long, but fit into unsigned long long. So C99 conformance requires not conforming to C99. :) llvm-svn: 187172
75 lines
1.9 KiB
C
75 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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