1 // Test for ASAN_OPTIONS=start_deactivated=1 mode. 2 // Main executable is uninstrumented, but linked to ASan runtime. The shared 3 // library is instrumented. 4 5 // RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so 6 // RUN: %clangxx -O0 %s -c -o %t.o 7 // RUN: %clangxx_asan -O0 %t.o %libdl -o %t 8 9 // RUN: rm -f %t.asan.options.activation-options.cc.tmp 10 // RUN: rm -f %t.asan.options.ABCDE 11 // RUN: echo "help=1" >%t.asan.options.activation-options.cc.tmp 12 13 // RUN: %env_asan_opts=start_deactivated=1 \ 14 // RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t 2>&1 | \ 15 // RUN: FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND 16 17 // RUN: %env_asan_opts=start_deactivated=1 \ 18 // RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options not %run %t 2>&1 | \ 19 // RUN: FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING 20 21 // RUN: %env_asan_opts=start_deactivated=1 \ 22 // RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b not %run %t --fix-name 2>&1 | \ 23 // RUN: FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING 24 25 // RUN: echo "help=1" >%t.asan.options.ABCDE 26 27 // RUN: %env_asan_opts=start_deactivated=1 \ 28 // RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t --fix-name 2>&1 | \ 29 // RUN: FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND 30 31 // XFAIL: arm-linux-gnueabi 32 // XFAIL: android 33 34 #if !defined(SHARED_LIB) 35 #include <assert.h> 36 #include <dlfcn.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 #include <string.h> 40 #include <unistd.h> 41 42 #include <string> 43 44 #include "sanitizer/asan_interface.h" 45 46 typedef void (*Fn)(); 47 48 int main(int argc, char *argv[]) { 49 std::string path = std::string(argv[0]) + "-so.so"; 50 51 if (argc > 1 && strcmp(argv[1], "--fix-name") == 0) { 52 assert(strlen(argv[0]) > 5); 53 strcpy(argv[0], "ABCDE"); 54 } 55 56 void *dso = dlopen(path.c_str(), RTLD_NOW); 57 if (!dso) { 58 fprintf(stderr, "dlopen failed: %s\n", dlerror()); 59 return 1; 60 } 61 62 return 0; 63 } 64 #else // SHARED_LIB 65 // Empty: all we need is an ASan shared library constructor. 66 #endif // SHARED_LIB 67 68 // CHECK-HELP: Available flags for {{.*}}Sanitizer: 69 // CHECK-NO-HELP-NOT: Available flags for {{.*}}Sanitizer: 70 // CHECK-FOUND-NOT: Failed to read options 71 // CHECK-MISSING: Failed to read options 72
