1 // Test coverage_order_pcs=1 flag which orders the PCs by their appearance. 2 // RUN: DIR=%T/coverage-order-pcs 3 // RUN: rm -rf $DIR 4 // RUN: mkdir $DIR 5 // RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t 6 // RUN: %env_asan_opts=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 7 // RUN: mv $DIR/*sancov $DIR/A 8 9 // RUN: %env_asan_opts=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 1 10 // RUN: mv $DIR/*sancov $DIR/B 11 12 // RUN: %env_asan_opts=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t 13 // RUN: mv $DIR/*sancov $DIR/C 14 15 // RUN: %env_asan_opts=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t 1 16 // RUN: mv $DIR/*sancov $DIR/D 17 // 18 // RUN: (%sancov print $DIR/A; %sancov print $DIR/B; %sancov print $DIR/C; %sancov print $DIR/D) | FileCheck %s 19 // 20 // RUN: rm -rf $DIR 21 // Ordering works only in 64-bit mode for now. 22 // REQUIRES: asan-64-bits 23 // UNSUPPORTED: android 24 #include <stdio.h> 25 26 void foo() { fprintf(stderr, "FOO\n"); } 27 void bar() { fprintf(stderr, "BAR\n"); } 28 29 int main(int argc, char **argv) { 30 if (argc == 2) { 31 foo(); 32 bar(); 33 } else { 34 bar(); 35 foo(); 36 } 37 } 38 39 // Run A: no ordering 40 // CHECK: [[FOO:0x[0-9a-f]*]] 41 // CHECK-NEXT: [[BAR:0x[0-9a-f]*]] 42 // CHECK-NEXT: [[MAIN:0x[0-9a-f]*]] 43 // 44 // Run B: still no ordering 45 // CHECK-NEXT: [[FOO]] 46 // CHECK-NEXT: [[BAR]] 47 // CHECK-NEXT: [[MAIN]] 48 // 49 // Run C: MAIN, BAR, FOO 50 // CHECK-NEXT: [[MAIN]] 51 // CHECK-NEXT: [[BAR]] 52 // CHECK-NEXT: [[FOO]] 53 // 54 // Run D: MAIN, FOO, BAR 55 // CHECK-NEXT: [[MAIN]] 56 // CHECK-NEXT: [[FOO]] 57 // CHECK-NEXT: [[BAR]] 58
