1 // Verify ubsan doesn't emit checks for blacklisted functions and files 2 // RUN: echo "fun:hash" > %t-func.blacklist 3 // RUN: echo "src:%s" > %t-file.blacklist 4 // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -emit-llvm %s -o - | FileCheck %s --check-prefix=DEFAULT 5 // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -fsanitize-blacklist=%t-func.blacklist -emit-llvm %s -o - | FileCheck %s --check-prefix=FUNC 6 // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -fsanitize-blacklist=%t-file.blacklist -emit-llvm %s -o - | FileCheck %s --check-prefix=FILE 7 8 // FIXME: %t-file.blacklist contains DOSish paths. 9 // REQUIRES: shell 10 11 unsigned i; 12 13 // DEFAULT: @hash 14 // FUNC: @hash 15 // FILE: @hash 16 unsigned hash() { 17 // DEFAULT: call void @__ubsan 18 // FUNC-NOT: call void @__ubsan 19 // FILE-NOT: call void @__ubsan 20 return i * 37; 21 } 22 23 // DEFAULT: @add 24 // FUNC: @add 25 // FILE: @add 26 unsigned add() { 27 // DEFAULT: call void @__ubsan 28 // FUNC: call void @__ubsan 29 // FILE-NOT: call void @__ubsan 30 return i + 1; 31 } 32
