22 lines
640 B
C
22 lines
640 B
C
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// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=text -verify %s
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// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=text -analyzer-config prune-paths=false -DNPRUNE=1 -verify %s
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// "prune-paths" is a debug option only; this is just a simple test to see that
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// it's being honored.
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void helper() {
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extern void foo();
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foo();
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}
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void test() {
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helper();
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#if NPRUNE
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// expected-note@-2 {{Calling 'helper'}}
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// expected-note@-3 {{Returning from 'helper'}}
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#endif
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*(volatile int *)0 = 1; // expected-warning {{Dereference of null pointer}}
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// expected-note@-1 {{Dereference of null pointer}}
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}
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