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" | sed -e 's/\\/\\\\/g' > %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 unsigned i;
9
10 // DEFAULT: @hash
11 // FUNC: @hash
12 // FILE: @hash
hash()13 unsigned hash() {
14 // DEFAULT: call {{.*}}void @__ubsan
15 // FUNC-NOT: call {{.*}}void @__ubsan
16 // FILE-NOT: call {{.*}}void @__ubsan
17 return i * 37;
18 }
19
20 // DEFAULT: @add
21 // FUNC: @add
22 // FILE: @add
add()23 unsigned add() {
24 // DEFAULT: call {{.*}}void @__ubsan
25 // FUNC: call {{.*}}void @__ubsan
26 // FILE-NOT: call {{.*}}void @__ubsan
27 return i + 1;
28 }
29