forked from OSchip/llvm-project
33 lines
751 B
C
33 lines
751 B
C
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-experimental-checks -analyzer-store=region -verify %s
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typedef __typeof(sizeof(int)) size_t;
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void *malloc(size_t);
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void free(void *);
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char stackBased1 () {
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char buf[2];
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buf[0] = 'a';
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return buf[1]; // expected-warning{{Undefined}}
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}
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char stackBased2 () {
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char buf[2];
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buf[1] = 'a';
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return buf[0]; // expected-warning{{Undefined}}
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}
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char heapBased1 () {
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char *buf = malloc(2);
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buf[0] = 'a';
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char result = buf[1]; // expected-warning{{undefined}}
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free(buf);
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return result;
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}
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char heapBased2 () {
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char *buf = malloc(2);
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buf[1] = 'a';
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char result = buf[0]; // expected-warning{{undefined}}
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free(buf);
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return result;
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}
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