forked from OSchip/llvm-project
39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -std=c99 -verify %s
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void clang_analyzer_eval(int);
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void array_init() {
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int a[5] = {[4] = 29, [2] = 15, [0] = 4};
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clang_analyzer_eval(a[0] == 4); // expected-warning{{TRUE}}
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clang_analyzer_eval(a[1] == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(a[2] == 15); // expected-warning{{TRUE}}
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clang_analyzer_eval(a[3] == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(a[4] == 29); // expected-warning{{TRUE}}
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int b[5] = {[0 ... 2] = 1, [4] = 5};
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clang_analyzer_eval(b[0] == 1); // expected-warning{{TRUE}}
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clang_analyzer_eval(b[1] == 1); // expected-warning{{TRUE}}
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clang_analyzer_eval(b[2] == 1); // expected-warning{{TRUE}}
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clang_analyzer_eval(b[3] == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(b[4] == 5); // expected-warning{{TRUE}}
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}
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struct point {
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int x, y;
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};
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void struct_init() {
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struct point p = {.y = 5, .x = 3};
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clang_analyzer_eval(p.x == 3); // expected-warning{{TRUE}}
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clang_analyzer_eval(p.y == 5); // expected-warning{{TRUE}}
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}
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void array_of_struct() {
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struct point ptarray[3] = { [2].y = 1, [2].x = 2, [0].x = 3 };
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clang_analyzer_eval(ptarray[0].x == 3); // expected-warning{{TRUE}}
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clang_analyzer_eval(ptarray[0].y == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(ptarray[1].x == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(ptarray[1].y == 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(ptarray[2].x == 2); // expected-warning{{TRUE}}
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clang_analyzer_eval(ptarray[2].y == 1); // expected-warning{{TRUE}}
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}
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