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8fbe78f6fc
- This is designed to make it obvious that %clang_cc1 is a "test variable" which is substituted. It is '%clang_cc1' instead of '%clang -cc1' because it can be useful to redefine what gets run as 'clang -cc1' (for example, to set a default target). llvm-svn: 91446
26 lines
582 B
C
26 lines
582 B
C
// RUN: %clang_cc1 -Eonly %s -verify -triple i686-pc-linux-gnu
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// Multiply signed overflow
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#if 0x7FFFFFFFFFFFFFFF*2 // expected-warning {{overflow}}
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#endif
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// Multiply unsigned overflow
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#if 0xFFFFFFFFFFFFFFFF*2
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#endif
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// Add signed overflow
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#if 0x7FFFFFFFFFFFFFFF+1 // expected-warning {{overflow}}
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#endif
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// Add unsigned overflow
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#if 0xFFFFFFFFFFFFFFFF+1
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#endif
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// Subtract signed overflow
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#if 0x7FFFFFFFFFFFFFFF- -1 // expected-warning {{overflow}}
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#endif
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// Subtract unsigned overflow
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#if 0xFFFFFFFFFFFFFFFF- -1 // expected-warning {{converted from negative value}}
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#endif
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