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 $DIR 5 // RUN: %clangxx_asan -fsanitize-coverage=1 %s -o %t 6 // RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 7 // RUN: mv $DIR/*sancov $DIR/A 8 9 // RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=0 %run %t 1 10 // RUN: mv $DIR/*sancov $DIR/B 11 12 // RUN: ASAN_OPTIONS=coverage_dir=$DIR:coverage=1:coverage_order_pcs=1 %run %t 13 // RUN: mv $DIR/*sancov $DIR/C 14 15 // RUN: ASAN_OPTIONS=coverage_dir=$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 #include <stdio.h> 24 25 void foo() { fprintf(stderr, "FOO\n"); } 26 void bar() { fprintf(stderr, "BAR\n"); } 27 28 int main(int argc, char **argv) { 29 if (argc == 2) { 30 foo(); 31 bar(); 32 } else { 33 bar(); 34 foo(); 35 } 36 } 37 38 // Run A: no ordering 39 // CHECK: [[FOO:0x[0-9a-f]*]] 40 // CHECK-NEXT: [[BAR:0x[0-9a-f]*]] 41 // CHECK-NEXT: [[MAIN:0x[0-9a-f]*]] 42 // 43 // Run B: still no ordering 44 // CHECK-NEXT: [[FOO]] 45 // CHECK-NEXT: [[BAR]] 46 // CHECK-NEXT: [[MAIN]] 47 // 48 // Run C: MAIN, BAR, FOO 49 // CHECK-NEXT: [[MAIN]] 50 // CHECK-NEXT: [[BAR]] 51 // CHECK-NEXT: [[FOO]] 52 // 53 // Run D: MAIN, FOO, BAR 54 // CHECK-NEXT: [[MAIN]] 55 // CHECK-NEXT: [[FOO]] 56 // CHECK-NEXT: [[BAR]] 57
