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      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 -target x86_64-unknown-linux -fsanitize=undefined -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR -check-prefix=CHECK-OK %s
     19 // RUN: %clang -### -c -target x86_64-unknown-linux -fsanitize=vptr %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     20 // RUN: %clang -### -c -target x86_64-unknown-linux -fsanitize=vptr -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     21 // RUN: %clang -### -c -target x86_64-unknown-linux -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR %s
     22 // RUN: %clang -### -c -target x86_64-unknown-linux -fsanitize=undefined %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     23 // RUN: %clang -### -c -target x86_64-unknown-linux -fsanitize=undefined -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     24 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-WARN %s
     25 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     26 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=vptr -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-SAN-ERROR %s
     27 // RUN: %clang -### -c -target x86_64-scei-ps4 -fsanitize=undefined -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     28 
     29 // Exceptions + no/default rtti
     30 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-ERROR-CXX %s
     31 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-WARN %s
     32 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     33 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     34 // In C++, -fexceptions implies -fcxx-exceptions
     35 // RUN: %clang -x c++ -### -c -target x86_64-scei-ps4 -fexceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-ERROR %s
     36 // RUN: %clang -x c++ -### -c -target x86_64-scei-ps4 -fexceptions %s 2>&1 | FileCheck -check-prefix=CHECK-EXC-WARN %s
     37 // RUN: %clang -x c++ -### -c -target x86_64-unknown-unknown -fexceptions -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     38 // RUN: %clang -x c++ -### -c -target x86_64-unknown-unknown -fexceptions %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     39 
     40 // -frtti + exceptions
     41 // RUN: %clang -### -c -target x86_64-scei-ps4 -fcxx-exceptions -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     42 // RUN: %clang -### -c -target x86_64-unknown-unknown -fcxx-exceptions -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-OK %s
     43 
     44 // -f{no-,}rtti/default
     45 // RUN: %clang -### -c -target x86_64-scei-ps4 -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
     46 // RUN: %clang -### -c -target x86_64-scei-ps4 -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
     47 // RUN: %clang -### -c -target x86_64-scei-ps4 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
     48 // RUN: %clang -### -c -target x86_64-unknown-unknown -frtti %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
     49 // RUN: %clang -### -c -target x86_64-unknown-unknown -fno-rtti %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RTTI %s
     50 // RUN: %clang -### -c -target x86_64-unknown-unknown %s 2>&1 | FileCheck -check-prefix=CHECK-RTTI %s
     51 
     52 // CHECK-UNUSED: warning: argument unused during compilation: '-fcxx-exceptions'
     53 // CHECK-SAN-WARN: implicitly disabling vptr sanitizer because rtti wasn't enabled
     54 // CHECK-SAN-ERROR: invalid argument '-fsanitize=vptr' not allowed with '-fno-rtti'
     55 // CHECK-EXC-WARN: implicitly enabling rtti for exception handling
     56 // CHECK-EXC-ERROR: invalid argument '-fno-rtti' not allowed with '-fexceptions'
     57 // CHECK-EXC-ERROR-CXX: invalid argument '-fno-rtti' not allowed with '-fcxx-exceptions'
     58 // CHECK-RTTI-NOT: "-fno-rtti"
     59 // CHECK-NO-RTTI-NOT: "-frtti"
     60 
     61 // CHECK-OK-NOT: {{warning:|error:}}
     62