[clang-tidy] add ctime and localtime to clang-tidy

Closes llvm#107445

Author: Зишан Мирза

clang/lib/StaticAnalyzer/Checkers/cert/InvalidPtrChecker.cpp

@@ -76,6 +76,10 @@ class InvalidPtrChecker
        &InvalidPtrChecker::postPreviousReturnInvalidatingCall},
       {{CDM::CLibrary, {"asctime"}, 1},
        &InvalidPtrChecker::postPreviousReturnInvalidatingCall},
+      {{CDM::CLibrary, {"ctime"}, 1},
+       &InvalidPtrChecker::postPreviousReturnInvalidatingCall},
+      {{CDM::CLibrary, {"localtime"}, 1},
+       &InvalidPtrChecker::postPreviousReturnInvalidatingCall},
   };
 
   // The private members of this checker corresponding to commandline options

clang/lib/Tooling/Inclusions/Stdlib/CSymbolMap.inc

@@ -220,6 +220,10 @@ SYMBOL(and, None, <iso646.h>)
 SYMBOL(and_eq, None, <iso646.h>)
 SYMBOL(asctime, None, <time.h>)
 SYMBOL(asctime_s, None, <time.h>)
+SYMBOL(ctime, None, <time.h>)
+SYMBOL(ctime_s, None, <time.h>)
+SYMBOL(localtime, None, <time.h>)
+SYMBOL(localtime_s, None, <time.h>)
 SYMBOL(asin, None, <math.h>)
 SYMBOL(asinf, None, <math.h>)
 SYMBOL(asinh, None, <math.h>)

clang/lib/Tooling/Inclusions/Stdlib/StdSymbolMap.inc

@@ -618,6 +618,12 @@ SYMBOL(as_writable_bytes, std::, <span>)
 SYMBOL(asctime, std::, <ctime>)
 SYMBOL(asctime, None, <ctime>)
 SYMBOL(asctime, None, <time.h>)
+SYMBOL(ctime, std::, <time.h>)
+SYMBOL(ctime, None, <ctime>)
+SYMBOL(ctime, None, <time.h>)
+SYMBOL(localtime, std::, <ctime>)
+SYMBOL(localtime, None, <ctime>)
+SYMBOL(localtime, None, <time.h>)
 SYMBOL(asin, std::, <cmath>)
 SYMBOL(asin, None, <cmath>)
 SYMBOL(asin, None, <math.h>)

clang/test/Analysis/cert/env34-c.c

@@ -15,7 +15,14 @@ lconv *localeconv(void);
 
 typedef struct {
 } tm;
-char *asctime(const tm *timeptr);
+char *asctime(const tm *timeptr)
+;
+typedef struct {
+} tm;
+char *ctime(const tm *timeptr);
+typedef struct {
+} tm;
+struct tm *localtime(struct tm *tm);
 
 int strcmp(const char*, const char*);
 extern void foo(char *e);