File: assume-controlled-environment.c

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,235,796 kB
  • sloc: cpp: 7,617,614; ansic: 1,433,901; asm: 1,058,726; python: 252,096; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 10,032; ml: 5,111; perl: 4,720; awk: 3,523; makefile: 3,401; javascript: 2,272; xml: 892; fortran: 770
file content (22 lines) | stat: -rw-r--r-- 732 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
// RUN: %clang_analyze_cc1 -verify=untrusted-env %s \
// RUN:   -analyzer-checker=core                    \
// RUN:   -analyzer-checker=optin.taint    \
// RUN:   -analyzer-checker=debug.TaintTest

// RUN: %clang_analyze_cc1 -verify %s -DEXPECT_NO_WARNINGS    \
// RUN:   -analyzer-config assume-controlled-environment=true \
// RUN:   -analyzer-checker=core                              \
// RUN:   -analyzer-checker=optin.taint              \
// RUN:   -analyzer-checker=debug.TaintTest


#ifdef EXPECT_NO_WARNINGS
// expected-no-diagnostics
#endif

char *getenv(const char *name);

void foo(void) {
  char *p = getenv("FOO"); // untrusted-env-warning {{tainted}}
  (void)p;                 // untrusted-env-warning {{tainted}}
}