clang/test/Analysis/plist-html-macros.c

   1 // RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s
   2 // (basic correctness check)
   3
   4 // RUN: rm -rf %t.dir
   5 // RUN: mkdir -p %t.dir
   6 //
   7 // RUN: %clang_analyze_cc1 -o %t.dir/index.plist %s \
   8 // RUN:   -analyzer-checker=core -analyzer-output=plist-html
   9 //
  10 // RUN: ls %t.dir | grep '\.html' | count 1
  11 // RUN: grep '\.html' %t.dir/index.plist | count 1
  12
  13 // This tests two things: that the two calls to null_deref below are coalesced
  14 // into a single bug by both the plist and HTML diagnostics, and that the plist
  15 // diagnostics have a reference to the HTML diagnostics. (It would be nice to
  16 // check more carefully that the two actually match, but that's hard to write
  17 // in a lit RUN line.)
  18
  19 #define CALL_FN(a) null_deref(a)
  20
  21 void null_deref(int *a) {
  22   if (a)
  23     return;
  24   *a = 1; // expected-warning{{null}}
  25 }
  26
  27 void test1(void) {
  28   CALL_FN(0);
  29 }
  30
  31 void test2(int *p) {
  32   CALL_FN(p);
  33 }