1 // Check that we emit warnings/errors for different combinations of
2 // exceptions, rtti, and vptr sanitizer flags when targetting the PS4.
3 // No warnings/errors should be emitted for unknown, except if combining
4 // the vptr sanitizer with -fno-rtti
5 
6 // Special cases: -fcxx-exceptions in C code should warn about unused arguments
7 // We should also not have any rtti-related arguments
8 // RUN: %clang -x c -### -target x86_64-scei-ps4 -c -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-UNUSED -check-prefix=CHECK-RTTI -check-prefix=CHECK-NO-RTTI %s
9 // RUN: %clang -x c -### -target x86_64-unknown-unknown -c -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-UNUSED -check-prefix=CHECK-RTTI -check-prefix=CHECK-NO-RTTI %s
10 
11 // Make sure we keep the last -frtti/-fno-rtti argument
12 // RUN: %clang -### -c -fno-rtti -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
13 // RUN: %clang -### -c -frtti -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
14 
15 // -fsanitize=vptr
16 // Make sure we only error/warn once, when trying to enable vptr and
17 // undefined and have -fno-rtti
18 // RUN: %clang -### -c -fsanitize=undefined -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR -check-prefix=CHECK-OK %s
19 
20 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-WARN %s
21 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
22 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR %s
23 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=undefined -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
24 // RUN: %clang -### -c -target x86_64-unknown-unknown -fsanitize=vptr %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
25 // RUN: %clang -### -c -target x86_64-unknown-unknown -fsanitize=vptr -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
26 // RUN: %clang -### -c -target x86_64-unknown-unknown -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR %s
27 // RUN: %clang -### -c -target x86_64-unknown-unknown -fsanitize=undefined %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
28 // RUN: %clang -### -c -target x86_64-unknown-unknown -fsanitize=undefined -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
29 
30 // Exceptions + no/default rtti
31 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-ERROR-CXX %s
32 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-WARN %s
33 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
34 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
35 // In C++, -fexceptions implies -fcxx-exceptions
36 // RUN: %clang -x c++ -### -c -target x86_64-scei-ps4 -fexceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-ERROR %s
37 // RUN: %clang -x c++ -### -c -target x86_64-scei-ps4 -fexceptions %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-WARN %s
38 // RUN: %clang -x c++ -### -c -target x86_64-unknown-unknown -fexceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
39 // RUN: %clang -x c++ -### -c -target x86_64-unknown-unknown -fexceptions %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
40 
41 // -frtti + exceptions
42 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
43 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
44 
45 // -f{no-,}rtti/default
46 // RUN: %clang -### -c -target x86_64-scei-ps4 -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
47 // RUN: %clang -### -c -target x86_64-scei-ps4 -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
48 // RUN: %clang -### -c -target x86_64-scei-ps4 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
49 // RUN: %clang -### -c -target x86_64-unknown-unknown -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
50 // RUN: %clang -### -c -target x86_64-unknown-unknown -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
51 // RUN: %clang -### -c -target x86_64-unknown-unknown %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
52 
53 // CHECK-UNUSED: warning: argument unused during compilation: '-fcxx-exceptions'
54 // CHECK-SAN-WARN: implicitly disabling vptr sanitizer because rtti wasn't enabled
55 // CHECK-SAN-ERROR: invalid argument '-fsanitize=vptr' not allowed with '-fno-rtti'
56 // CHECK-EXC-WARN: implicitly enabling rtti for exception handling
57 // CHECK-EXC-ERROR: invalid argument '-fno-rtti' not allowed with '-fexceptions'
58 // CHECK-EXC-ERROR-CXX: invalid argument '-fno-rtti' not allowed with '-fcxx-exceptions'
59 // CHECK-RTTI-NOT: "-fno-rtti"
60 // CHECK-NO-RTTI-NOT: "-frtti"
61 
62 // CHECK-OK-NOT: {{warning:|error:}}
63