39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
// RUN: %clang_analyze_cc1 -std=c++11 -verify %s \
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// RUN: -analyzer-checker=core \
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// RUN: -analyzer-checker=cplusplus.NewDelete \
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// RUN: -analyzer-checker=unix.MismatchedDeallocator
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//
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// RUN: %clang_analyze_cc1 -std=c++11 -verify %s \
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// RUN: -analyzer-checker=core \
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// RUN: -analyzer-checker=cplusplus.NewDelete \
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// RUN: -analyzer-checker=cplusplus.NewDeleteLeaks \
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// RUN: -analyzer-checker=unix.MismatchedDeallocator
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// expected-no-diagnostics
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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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//------------------------------------------------------------------
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// Check that alpha.cplusplus.NewDelete + unix.MismatchedDeallocator
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// does not enable warnings produced by the unix.Malloc checker.
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//------------------------------------------------------------------
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void testMallocFreeNoWarn() {
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int i;
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free(&i); // no warn
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int *p1 = (int *)malloc(sizeof(int));
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free(++p1); // no warn
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int *p2 = (int *)malloc(sizeof(int));
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free(p2);
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free(p2); // no warn
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int *p3 = (int *)malloc(sizeof(int)); // no warn
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int *p4 = (int *)malloc(sizeof(int));
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free(p4);
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int j = *p4; // no warn
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}
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