| // Verify ubsan doesn't emit checks for blacklisted functions and files |
| // RUN: echo "fun:hash" > %t-func.blacklist |
| // RUN: echo "src:%s" | sed -e 's/\\/\\\\/g' > %t-file.blacklist |
| |
| // RUN: rm -f %t-vfsoverlay.yaml |
| // RUN: rm -f %t-nonexistent.blacklist |
| // RUN: sed -e "s|@DIR@|%/T|g" %S/Inputs/sanitizer-blacklist-vfsoverlay.yaml | sed -e "s|@REAL_FILE@|%/t-func.blacklist|g" | sed -e "s|@NONEXISTENT_FILE@|%/t-nonexistent.blacklist|g" > %t-vfsoverlay.yaml |
| // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -ivfsoverlay %t-vfsoverlay.yaml -fsanitize-blacklist=%/T/only-virtual-file.blacklist -emit-llvm %s -o - | FileCheck %s --check-prefix=FUNC |
| |
| // RUN: not %clang_cc1 -fsanitize=unsigned-integer-overflow -ivfsoverlay %t-vfsoverlay.yaml -fsanitize-blacklist=%/T/invalid-virtual-file.blacklist -emit-llvm %s -o - 2>&1 | FileCheck -DMSG=%errc_ENOENT %s --check-prefix=INVALID-MAPPED-FILE |
| // INVALID-MAPPED-FILE: invalid-virtual-file.blacklist': [[MSG]] |
| |
| // RUN: not %clang_cc1 -fsanitize=unsigned-integer-overflow -ivfsoverlay %t-vfsoverlay.yaml -fsanitize-blacklist=%t-nonexistent.blacklist -emit-llvm %s -o - 2>&1 | FileCheck -DMSG=%errc_ENOENT %s --check-prefix=INVALID |
| // INVALID: nonexistent.blacklist': [[MSG]] |
| |
| unsigned i; |
| |
| // DEFAULT: @hash |
| // FUNC: @hash |
| // FILE: @hash |
| unsigned hash() { |
| // DEFAULT: call {{.*}}void @__ubsan |
| // FUNC-NOT: call {{.*}}void @__ubsan |
| // FILE-NOT: call {{.*}}void @__ubsan |
| return i * 37; |
| } |
| |
| // DEFAULT: @add |
| // FUNC: @add |
| // FILE: @add |
| unsigned add() { |
| // DEFAULT: call {{.*}}void @__ubsan |
| // FUNC: call {{.*}}void @__ubsan |
| // FILE-NOT: call {{.*}}void @__ubsan |
| return i + 1; |
| } |
