bugprone-not-null-terminated-result-stdc-want-lib-ext1-not-a-literal.c
591 Bytes
// RUN: %check_clang_tidy %s bugprone-not-null-terminated-result %t -- \
// RUN: -- -std=c11 -I %S/Inputs/bugprone-not-null-terminated-result
#include "not-null-terminated-result-c.h"
#define __STDC_LIB_EXT1__ 1
#define __STDC_WANT_LIB_EXT1__ ((unsigned)1)
void f(const char *src) {
char dest[13];
memcpy_s(dest, 13, src, strlen(src) - 1);
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: the result from calling 'memcpy_s' is not null-terminated [bugprone-not-null-terminated-result]
// CHECK-FIXES: char dest[14];
// CHECK-FIXES-NEXT: strncpy_s(dest, 14, src, strlen(src) - 1);
}