1 // RUN: %clang_analyze_cc1 -analyzer-checker=unix.cstring -analyzer-output=text %s 2>&1 | FileCheck %s
2 
3 // This test verifies argument source range highlighting.
4 // Otherwise we've no idea which of the arguments is null.
5 
6 char *strcpy(char *, const char *);
7 
8 void foo() {
9   char *a = 0, *b = 0;
10   strcpy(a, b);
11 }
12 
13 // CHECK: warning: Null pointer argument in call to string copy function
14 // CHECK-NEXT: strcpy(a, b);
15 // CHECK-NEXT: ^      ~
16