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92a42be0 SL |
1 | // Test for "sancov.py missing ...". |
2 | ||
3 | // First case: coverage from executable. main() is called on every code path. | |
4 | // RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t -DFOOBAR -DMAIN | |
5 | // RUN: rm -rf %T/coverage-missing | |
6 | // RUN: mkdir -p %T/coverage-missing | |
7 | // RUN: cd %T/coverage-missing | |
8 | // RUN: %env_asan_opts=coverage=1:coverage_dir=%T/coverage-missing %run %t | |
9 | // RUN: %sancov print *.sancov > main.txt | |
10 | // RUN: rm *.sancov | |
11 | // RUN: [ $(cat main.txt | wc -l) == 1 ] | |
12 | // RUN: %env_asan_opts=coverage=1:coverage_dir=%T/coverage-missing %run %t x | |
13 | // RUN: %sancov print *.sancov > foo.txt | |
14 | // RUN: rm *.sancov | |
15 | // RUN: [ $(cat foo.txt | wc -l) == 3 ] | |
16 | // RUN: %env_asan_opts=coverage=1:coverage_dir=%T/coverage-missing %run %t x x | |
17 | // RUN: %sancov print *.sancov > bar.txt | |
18 | // RUN: rm *.sancov | |
19 | // RUN: [ $(cat bar.txt | wc -l) == 4 ] | |
20 | // RUN: %sancov missing %t < foo.txt > foo-missing.txt | |
21 | // RUN: sort main.txt foo-missing.txt -o foo-missing-with-main.txt | |
22 | // The "missing from foo" set may contain a few bogus PCs from the sanitizer | |
23 | // runtime, but it must include the entire "bar" code path as a subset. Sorted | |
24 | // lists can be tested for set inclusion with diff + grep. | |
25 | // RUN: ( diff bar.txt foo-missing-with-main.txt || true ) | not grep "^<" | |
26 | ||
27 | // Second case: coverage from DSO. | |
28 | // cd %T | |
29 | // RUN: %clangxx_asan -fsanitize-coverage=func %s -o %dynamiclib -DFOOBAR -shared -fPIC | |
30 | // RUN: %clangxx_asan -fsanitize-coverage=func %s %dynamiclib -o %t -DMAIN | |
31 | // RUN: export LIBNAME=`basename %dynamiclib` | |
32 | // RUN: rm -rf %T/coverage-missing | |
33 | // RUN: mkdir -p %T/coverage-missing | |
34 | // RUN: cd %T/coverage-missing | |
35 | // RUN: %env_asan_opts=coverage=1:coverage_dir=%T/coverage-missing %run %t x | |
36 | // RUN: %sancov print $LIBNAME.*.sancov > foo.txt | |
37 | // RUN: rm *.sancov | |
38 | // RUN: [ $(cat foo.txt | wc -l) == 2 ] | |
39 | // RUN: %env_asan_opts=coverage=1:coverage_dir=%T/coverage-missing %run %t x x | |
40 | // RUN: %sancov print $LIBNAME.*.sancov > bar.txt | |
41 | // RUN: rm *.sancov | |
42 | // RUN: [ $(cat bar.txt | wc -l) == 3 ] | |
43 | // RUN: %sancov missing %dynamiclib < foo.txt > foo-missing.txt | |
44 | // RUN: ( diff bar.txt foo-missing.txt || true ) | not grep "^<" | |
45 | ||
5bcae85e | 46 | // REQUIRES: x86-target-arch |
92a42be0 SL |
47 | // XFAIL: android |
48 | ||
49 | #include <stdio.h> | |
50 | ||
51 | void foo1(); | |
52 | void foo2(); | |
53 | void bar1(); | |
54 | void bar2(); | |
55 | void bar3(); | |
56 | ||
57 | #if defined(FOOBAR) | |
58 | void foo1() { fprintf(stderr, "foo1\n"); } | |
59 | void foo2() { fprintf(stderr, "foo2\n"); } | |
60 | ||
61 | void bar1() { fprintf(stderr, "bar1\n"); } | |
62 | void bar2() { fprintf(stderr, "bar2\n"); } | |
63 | void bar3() { fprintf(stderr, "bar3\n"); } | |
64 | #endif | |
65 | ||
66 | #if defined(MAIN) | |
67 | int main(int argc, char **argv) { | |
68 | switch (argc) { | |
69 | case 1: | |
70 | break; | |
71 | case 2: | |
72 | foo1(); | |
73 | foo2(); | |
74 | break; | |
75 | case 3: | |
76 | bar1(); | |
77 | bar2(); | |
78 | bar3(); | |
79 | break; | |
80 | } | |
81 | } | |
82 | #endif |