xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGen/ubsan-blacklist.c (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc // Verify ubsan doesn't emit checks for blacklisted functions and files
2*f4a2713aSLionel Sambuc // RUN: echo "fun:hash" > %t-func.blacklist
3*f4a2713aSLionel Sambuc // RUN: echo "src:%s" > %t-file.blacklist
4*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -emit-llvm %s -o - | FileCheck %s --check-prefix=DEFAULT
5*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -fsanitize-blacklist=%t-func.blacklist -emit-llvm %s -o - | FileCheck %s --check-prefix=FUNC
6*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsanitize=unsigned-integer-overflow -fsanitize-blacklist=%t-file.blacklist -emit-llvm %s -o - | FileCheck %s --check-prefix=FILE
7*f4a2713aSLionel Sambuc 
8*f4a2713aSLionel Sambuc // FIXME: %t-file.blacklist contains DOSish paths.
9*f4a2713aSLionel Sambuc // REQUIRES: shell
10*f4a2713aSLionel Sambuc 
11*f4a2713aSLionel Sambuc unsigned i;
12*f4a2713aSLionel Sambuc 
13*f4a2713aSLionel Sambuc // DEFAULT: @hash
14*f4a2713aSLionel Sambuc // FUNC: @hash
15*f4a2713aSLionel Sambuc // FILE: @hash
hash()16*f4a2713aSLionel Sambuc unsigned hash() {
17*f4a2713aSLionel Sambuc // DEFAULT: call void @__ubsan
18*f4a2713aSLionel Sambuc // FUNC-NOT: call void @__ubsan
19*f4a2713aSLionel Sambuc // FILE-NOT: call void @__ubsan
20*f4a2713aSLionel Sambuc   return i * 37;
21*f4a2713aSLionel Sambuc }
22*f4a2713aSLionel Sambuc 
23*f4a2713aSLionel Sambuc // DEFAULT: @add
24*f4a2713aSLionel Sambuc // FUNC: @add
25*f4a2713aSLionel Sambuc // FILE: @add
add()26*f4a2713aSLionel Sambuc unsigned add() {
27*f4a2713aSLionel Sambuc // DEFAULT: call void @__ubsan
28*f4a2713aSLionel Sambuc // FUNC: call void @__ubsan
29*f4a2713aSLionel Sambuc // FILE-NOT: call void @__ubsan
30*f4a2713aSLionel Sambuc   return i + 1;
31*f4a2713aSLionel Sambuc }
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