| // RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,INDICATOR0,GLOB_VAR,ALIAS0 |
| // RUN: %clang_cc1 -fsanitize=address -fsanitize-address-use-odr-indicator -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,INDICATOR1,GLOB_ALIAS_INDICATOR,ALIAS1 |
| // RUN: %clang_cc1 -fsanitize=address -fno-sanitize-address-use-odr-indicator -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,INDICATOR0,GLOB_VAR,ALIAS0 |
| // RUN: %clang_cc1 -fsanitize=address -fno-sanitize-address-use-odr-indicator -fsanitize-address-use-odr-indicator -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,INDICATOR1,GLOB_ALIAS_INDICATOR,ALIAS1 |
| // RUN: %clang_cc1 -fsanitize=address -fsanitize-address-use-odr-indicator -fno-sanitize-address-use-odr-indicator -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,INDICATOR0,GLOB_VAR,ALIAS0 |
| |
| // No alias on Windows but indicators should work. |
| // RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-windows-msvc %s | FileCheck %s --check-prefixes=CHECK,GLOB_VAR,ALIAS0 |
| // RUN: %clang_cc1 -fsanitize=address -fsanitize-address-use-odr-indicator -emit-llvm -o - -triple x86_64-windows-msvc %s | FileCheck %s --check-prefixes=CHECK,INDICATOR1,GLOB_VAR_INDICATOR,ALIAS0 |
| |
| int global; |
| |
| int main() { |
| return global; |
| } |
| |
| // CHECK: [[VAR:@.*global.*]] ={{.*}} global { i32, [28 x i8] } zeroinitializer, align 32 |
| |
| // INDICATOR0-NOT: __odr_asan_gen |
| // INDICATOR1: [[ODR:@.*__odr_asan_gen_.*global.*]] = global i8 0, align 1 |
| |
| // GLOB_VAR: @0 = internal global {{.*}} [[VAR]] to i64), {{.*}}, i64 0 }] |
| // GLOB_VAR_INDICATOR: @0 = internal global {{.*}} [[VAR]] to i64), {{.*}}, i64 ptrtoint (i8* [[ODR]] to i64) }] |
| // GLOB_ALIAS_INDICATOR: @0 = internal global {{.*}} @1 to i64), {{.*}}, i64 ptrtoint (i8* [[ODR]] to i64) }] |
| |
| // ALIAS0-NOT: private alias |
| // ALIAS1: @1 = private alias {{.*}} [[VAR]] |
| |
| // CHECK: call void @__asan_register_globals(i64 ptrtoint ([1 x { i64, i64, i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1) |
| // CHECK: call void @__asan_unregister_globals(i64 ptrtoint ([1 x { i64, i64, i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1) |
