| 1 | // RUN: %clang_analyze_cc1 -analyzer-checker=core -analyzer-output=text -verify %s |
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| 2 | // RUN: %clang_analyze_cc1 -analyzer-checker=core -analyzer-output=text -analyzer-config prune-paths=false -DNPRUNE=1 -verify %s |
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| 3 | |
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| 4 | // "prune-paths" is a debug option only; this is just a simple test to see that |
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| 5 | // it's being honored. |
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| 6 | |
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| 7 | void helper() { |
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| 8 | extern void foo(); |
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| 9 | foo(); |
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| 10 | } |
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| 11 | |
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| 12 | void test() { |
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| 13 | helper(); |
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| 14 | #if NPRUNE |
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| 15 | // expected-note@-2 {{Calling 'helper'}} |
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| 16 | // expected-note@-3 {{Returning from 'helper'}} |
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| 17 | #endif |
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| 18 | |
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| 19 | *(volatile int *)0 = 1; // expected-warning {{Dereference of null pointer}} |
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| 20 | // expected-note@-1 {{Dereference of null pointer}} |
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| 21 | } |
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| 22 | |
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