derek.holloway
7502bf64a4
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48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config eagerly-assume=false -verify %s
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// UNSUPPORTED: z3
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template <typename T>
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void clang_analyzer_value(T x);
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void clang_analyzer_value();
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template <typename T1, typename T2>
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void clang_analyzer_value(T1 x, T2 y);
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void test1(char x) {
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clang_analyzer_value(x); // expected-warning{{8s:{ [-128, 127] }}}
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if (x > 42)
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clang_analyzer_value(x); // expected-warning{{8s:{ [43, 127] }}}
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if (x == 42)
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clang_analyzer_value(x); // expected-warning{{8s:42}}
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}
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void test2(short x) {
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clang_analyzer_value(x); // expected-warning{{16s:{ [-32768, 32767] }}}
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if (x < 4200)
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clang_analyzer_value(x); // expected-warning{{16s:{ [-32768, 4199] }}}
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if (x == 4200)
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clang_analyzer_value(x); // expected-warning{{16s:4200}}
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}
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void test3(unsigned long long x) {
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clang_analyzer_value(x); // expected-warning{{64u:{ [0, 18446744073709551615] }}}
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if (x != 42000000)
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clang_analyzer_value(x); // expected-warning{{64u:{ [0, 41999999], [42000001, 18446744073709551615] }}}
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if (x == 18446744073709551615ull)
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clang_analyzer_value(x); // expected-warning{{64u:18446744073709551615}}
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}
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struct S {};
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void test4(S s) {
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clang_analyzer_value(s); // expected-warning{{n/a}}
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}
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void test5() {
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clang_analyzer_value(); // expected-warning{{Missing argument}}
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}
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void test6(int x, int y) {
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if (x == 42 && y == 24)
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// Ignore 'y'.
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clang_analyzer_value(x, y); // expected-warning{{32s:42}}
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}
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