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TheRock/compiler/amd-llvm/clang/test/Analysis/cstring-ranges.c
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C

// RUN: %clang_analyze_cc1 -analyzer-checker=unix.cstring -analyzer-output=text %s 2>&1 | FileCheck %s
// This test verifies argument source range highlighting.
// Otherwise we've no idea which of the arguments is null.
// These days we actually also have it in the message,
// but the range is still great to have.
char *strcpy(char *, const char *);
void foo(void) {
char *a = 0, *b = 0;
strcpy(a, b);
}
// CHECK: warning: Null pointer passed as 1st argument to string copy function
// CHECK-NEXT: strcpy(a, b);
// CHECK-NEXT: ^ ~