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