| // Tests trace pc guard coverage collection. |
| // |
| // REQUIRES: x86_64-linux |
| // XFAIL: tsan |
| // |
| // RUN: DIR=%t_workdir |
| // RUN: rm -rf $DIR |
| // RUN: mkdir -p $DIR |
| // RUN: cd $DIR |
| // RUN: %clangxx -O0 -fsanitize-coverage=trace-pc-guard %s -ldl -o %t |
| // RUN: %env_tool_opts=coverage=1 %t 2>&1 | FileCheck %s |
| // RUN: %env_tool_opts=coverage=1 SANCOV_OPTIONS=symbolize=0 %t 2>&1 | FileCheck %s --check-prefix=CHECK-NOSYM |
| // RUN: rm -rf $DIR |
| |
| #include <stdio.h> |
| |
| int foo() { |
| fprintf(stderr, "foo\n"); |
| return 1; |
| } |
| |
| int main() { |
| fprintf(stderr, "main\n"); |
| foo(); |
| foo(); |
| } |
| |
| // CHECK: main |
| // CHECK: SanitizerCoverage: ./sanitizer_coverage_symbolize.{{.*}}.sancov 2 PCs written |
| // CHECK: call sancov |
| |
| // CHECK-NOSYM: main |
| // CHECK-NOSYM: SanitizerCoverage: ./sanitizer_coverage_symbolize.{{.*}}.sancov 2 PCs written |
| // CHECK-NOSYM-NOT: call sancov |
