|  | // RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s | 
|  | // (basic correctness check) | 
|  |  | 
|  | // RUN: rm -rf %t.dir | 
|  | // RUN: mkdir -p %t.dir | 
|  | // | 
|  | // RUN: %clang_analyze_cc1 -o %t.dir/index.plist %s \ | 
|  | // RUN:   -analyzer-checker=core -analyzer-output=plist-html | 
|  | // | 
|  | // RUN: ls %t.dir | grep '\.html' | count 1 | 
|  | // RUN: grep '\.html' %t.dir/index.plist | count 1 | 
|  |  | 
|  | // This tests two things: that the two calls to null_deref below are coalesced | 
|  | // into a single bug by both the plist and HTML diagnostics, and that the plist | 
|  | // diagnostics have a reference to the HTML diagnostics. (It would be nice to | 
|  | // check more carefully that the two actually match, but that's hard to write | 
|  | // in a lit RUN line.) | 
|  |  | 
|  | #define CALL_FN(a) null_deref(a) | 
|  |  | 
|  | void null_deref(int *a) { | 
|  | if (a) | 
|  | return; | 
|  | *a = 1; // expected-warning{{null}} | 
|  | } | 
|  |  | 
|  | void test1(void) { | 
|  | CALL_FN(0); | 
|  | } | 
|  |  | 
|  | void test2(int *p) { | 
|  | CALL_FN(p); | 
|  | } |