1*67e74705SXin Li // RUN: %clang_cc1 -analyze -analyzer-checker=core,alpha.core -analyzer-store=region -verify %s 2*67e74705SXin Li // 3*67e74705SXin Li // Just exercise the analyzer on code that has at one point caused issues 4*67e74705SXin Li // (i.e., no assertions or crashes). 5*67e74705SXin Li 6*67e74705SXin Li f1(const char * x,char * y)7*67e74705SXin Listatic void f1(const char *x, char *y) { 8*67e74705SXin Li while (*x != 0) { 9*67e74705SXin Li *y++ = *x++; 10*67e74705SXin Li } 11*67e74705SXin Li } 12*67e74705SXin Li 13*67e74705SXin Li // This following case checks that we properly handle typedefs when getting 14*67e74705SXin Li // the RvalueType of an ElementRegion. 15*67e74705SXin Li typedef struct F12_struct {} F12_typedef; 16*67e74705SXin Li typedef void* void_typedef; 17*67e74705SXin Li void_typedef f2_helper(); f2(void * buf)18*67e74705SXin Listatic void f2(void *buf) { 19*67e74705SXin Li F12_typedef* x; 20*67e74705SXin Li x = f2_helper(); 21*67e74705SXin Li memcpy((&x[1]), (buf), 1); // expected-warning{{implicitly declaring library function 'memcpy' with type 'void *(void *, const void *}} \ 22*67e74705SXin Li // expected-note{{include the header <string.h> or explicitly provide a declaration for 'memcpy'}} 23*67e74705SXin Li } 24