diff options
Diffstat (limited to 'compiler-rt/test/asan/TestCases/Linux/coverage-order-pcs.cc')
| -rw-r--r-- | compiler-rt/test/asan/TestCases/Linux/coverage-order-pcs.cc | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/compiler-rt/test/asan/TestCases/Linux/coverage-order-pcs.cc b/compiler-rt/test/asan/TestCases/Linux/coverage-order-pcs.cc new file mode 100644 index 00000000000..4377b8f00c6 --- /dev/null +++ b/compiler-rt/test/asan/TestCases/Linux/coverage-order-pcs.cc @@ -0,0 +1,56 @@ +// Test coverage_order_pcs=1 flag which orders the PCs by their appearance. +// RUN: DIR=%T/coverage-order-pcs +// RUN: rm -rf $DIR +// RUN: mkdir $DIR +// RUN: %clangxx_asan -fsanitize-coverage=1 %s -o %t +// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %t +// RUN: mv $DIR/*sancov $DIR/A + +// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %t 1 +// RUN: mv $DIR/*sancov $DIR/B + +// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %t +// RUN: mv $DIR/*sancov $DIR/C + +// RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %t 1 +// RUN: mv $DIR/*sancov $DIR/D +// +// RUN: (%sancov print $DIR/A; %sancov print $DIR/B; %sancov print $DIR/C; %sancov print $DIR/D) | FileCheck %s +// +// RUN: rm -rf $DIR +// Ordering works only in 64-bit mode for now. +// REQUIRES: asan-64-bits +#include <stdio.h> + +void foo() { fprintf(stderr, "FOO\n"); } +void bar() { fprintf(stderr, "BAR\n"); } + +int main(int argc, char **argv) { + if (argc == 2) { + foo(); + bar(); + } else { + bar(); + foo(); + } +} + +// Run A: no ordering +// CHECK: [[FOO:0x[0-9a-f]*]] +// CHECK-NEXT: [[BAR:0x[0-9a-f]*]] +// CHECK-NEXT: [[MAIN:0x[0-9a-f]*]] +// +// Run B: still no ordering +// CHECK-NEXT: [[FOO]] +// CHECK-NEXT: [[BAR]] +// CHECK-NEXT: [[MAIN]] +// +// Run C: MAIN, BAR, FOO +// CHECK-NEXT: [[MAIN]] +// CHECK-NEXT: [[BAR]] +// CHECK-NEXT: [[FOO]] +// +// Run D: MAIN, FOO, BAR +// CHECK-NEXT: [[MAIN]] +// CHECK-NEXT: [[FOO]] +// CHECK-NEXT: [[BAR]] |
