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24 lines
816 B
24 lines
816 B
4 months ago
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// RUN: %clang_cc1 -analyze -analyzer-checker=core,alpha.core -analyzer-store=region -verify %s
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//
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// Just exercise the analyzer on code that has at one point caused issues
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// (i.e., no assertions or crashes).
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static void f1(const char *x, char *y) {
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while (*x != 0) {
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*y++ = *x++;
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}
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}
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// This following case checks that we properly handle typedefs when getting
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// the RvalueType of an ElementRegion.
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typedef struct F12_struct {} F12_typedef;
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typedef void* void_typedef;
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void_typedef f2_helper();
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static void f2(void *buf) {
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F12_typedef* x;
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x = f2_helper();
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memcpy((&x[1]), (buf), 1); // expected-warning{{implicitly declaring library function 'memcpy' with type 'void *(void *, const void *}} \
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// expected-note{{include the header <string.h> or explicitly provide a declaration for 'memcpy'}}
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}
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