clang/test/Driver/cl-zc.cpp

   1 // Note: %s must be preceded by --, otherwise it may be interpreted as a
   2 // command-line option, e.g. on Mac where %s is commonly under /Users.
   3
   4 // RUN: %clang_cl /c -### -- %s 2>&1 | FileCheck -check-prefix=TRIGRAPHS-DEFAULT %s
   5 // cc1 will disable trigraphs for -fms-compatibility as long as -ftrigraphs
   6 // isn't explicitly passed.
   7 // TRIGRAPHS-DEFAULT-NOT: "-ftrigraphs"
   8
   9 // RUN: %clang_cl /c -### /Zc:trigraphs -- %s 2>&1 | FileCheck -check-prefix=TRIGRAPHS-ON %s
  10 // TRIGRAPHS-ON: "-ftrigraphs"
  11
  12 // RUN: %clang_cl /c -### /Zc:trigraphs- -- %s 2>&1 | FileCheck -check-prefix=TRIGRAPHS-OFF %s
  13 // TRIGRAPHS-OFF: "-fno-trigraphs"
  14
  15 // RUN: %clang_cl /c -### /Zc:sizedDealloc -- %s 2>&1 | FileCheck -check-prefix=SIZED-DEALLOC-ON %s
  16 // SIZED-DEALLOC-ON: "-fsized-deallocation"
  17
  18 // RUN: %clang_cl /c -### /Zc:sizedDealloc- -- %s 2>&1 | FileCheck -check-prefix=SIZED-DEALLOC-OFF %s
  19 // SIZED-DEALLOC-OFF-NOT: "-fsized-deallocation"
  20
  21 // RUN: %clang_cl /c /std:c++17 -### /Zc:alignedNew -- %s 2>&1 | FileCheck -check-prefix=ALIGNED-NEW-ON %s
  22 // ALIGNED-NEW-ON: "-faligned-allocation"
  23
  24 // RUN: %clang_cl /c /std:c++17 -### /Zc:alignedNew- -- %s 2>&1 | FileCheck -check-prefix=ALIGNED-NEW-OFF %s
  25 // ALIGNED-NEW-OFF-NOT: "-faligned-allocation"
  26
  27 // RUN: %clang_cl /c -### /kernel -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-NO-RTTI,KERNEL-NO-EXCEPTIONS %s
  28 // KERNEL-NO-RTTI: "-fno-rtti"
  29 // KERNEL-NO-EXCEPTIONS-NOT: "-fcxx-exceptions" "-fexceptions"
  30
  31 // RUN: not %clang_cl /c -### --target=i686-pc-windows-msvc /kernel /arch:SSE -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-SSE %s
  32 // RUN: not %clang_cl /c -### --target=i686-pc-windows-msvc /kernel /arch:SSE2 -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-SSE2 %s
  33 // RUN: not %clang_cl /c -### --target=i686-pc-windows-msvc /kernel /arch:AVX -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-AVX %s
  34 // RUN: not %clang_cl /c -### --target=i686-pc-windows-msvc /kernel /arch:AVX2 -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-AVX2 %s
  35 // RUN: not %clang_cl /c -### --target=i686-pc-windows-msvc /kernel /arch:AVX512 -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-AVX512 %s
  36 // KERNEL-SSE: error: invalid argument '/arch:SSE' not allowed with '/kernel'
  37 // KERNEL-SSE2: error: invalid argument '/arch:SSE2' not allowed with '/kernel'
  38 // KERNEL-AVX: error: invalid argument '/arch:AVX' not allowed with '/kernel'
  39 // KERNEL-AVX2: error: invalid argument '/arch:AVX2' not allowed with '/kernel'
  40 // KERNEL-AVX512: error: invalid argument '/arch:AVX512' not allowed with '/kernel'
  41
  42 // RUN: %clang_cl /c -### /kernel /EHsc -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-EHSC %s
  43 // RUN: not %clang_cl /c -### /kernel /GR -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-GR %s
  44 // KERNEL-EHSC-NOT: "-fcxx-exceptions" "-fexceptions"
  45 // KERNEL-GR: error: invalid argument '/GR' not allowed with '/kernel'
  46
  47 // RUN: not %clang_cl /c -### --target=x86_64-pc-windows-msvc /kernel /arch:AVX -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-X64-AVX %s
  48 // RUN: not %clang_cl /c -### --target=x86_64-pc-windows-msvc /kernel /arch:AVX2 -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-X64-AVX2 %s
  49 // RUN: not %clang_cl /c -### --target=x86_64-pc-windows-msvc /kernel /arch:AVX512 -- %s 2>&1 | FileCheck -check-prefixes=KERNEL-X64-AVX512 %s
  50 // KERNEL-X64-AVX: error: invalid argument '/arch:AVX' not allowed with '/kernel'
  51 // KERNEL-X64-AVX2: error: invalid argument '/arch:AVX2' not allowed with '/kernel'
  52 // KERNEL-X64-AVX512: error: invalid argument '/arch:AVX512' not allowed with '/kernel'
  53
  54 // RUN: %clang_cl /c -### -- %s 2>&1 | FileCheck -check-prefix=STRICTSTRINGS-DEFAULT %s
  55 // STRICTSTRINGS-DEFAULT-NOT: -Werror=c++11-compat-deprecated-writable-strings
  56 // RUN: %clang_cl /c -### /Zc:strictStrings -- %s 2>&1 | FileCheck -check-prefix=STRICTSTRINGS-ON %s
  57 // STRICTSTRINGS-ON: -Werror=c++11-compat-deprecated-writable-strings
  58 // RUN: %clang_cl /c -### /Zc:strictStrings- -- %s 2>&1 | FileCheck -check-prefix=STRICTSTRINGS-OFF %s
  59 // STRICTSTRINGS-OFF: argument unused during compilation
  60
  61
  62 // RUN: %clang_cl /c -### /Zc:foobar -- %s 2>&1 | FileCheck -check-prefix=FOOBAR-ON %s
  63 // FOOBAR-ON: argument unused during compilation
  64 // RUN: %clang_cl /c -### /Zc:foobar- -- %s 2>&1 | FileCheck -check-prefix=FOOBAR-ON %s
  65 // FOOBAR-OFF: argument unused during compilation
  66
  67 // These are ignored if enabled, and warn if disabled.
  68
  69 // RUN: %clang_cl /c -### /Zc:forScope -- %s 2>&1 | FileCheck -check-prefix=FORSCOPE-ON %s
  70 // FORSCOPE-ON-NOT: argument unused during compilation
  71 // RUN: %clang_cl /c -### /Zc:forScope- -- %s 2>&1 | FileCheck -check-prefix=FORSCOPE-OFF %s
  72 // FORSCOPE-OFF: argument unused during compilation
  73
  74 // RUN: %clang_cl /c -### /Zc:wchar_t -- %s 2>&1 | FileCheck -check-prefix=WCHAR_T-ON %s
  75 // WCHAR_T-ON-NOT: argument unused during compilation
  76 // RUN: %clang_cl /c -### /Zc:wchar_t- -- %s 2>&1 | FileCheck -check-prefix=WCHAR_T-OFF %s
  77 // WCHAR_T-OFF: "-fno-wchar"
  78
  79 // RUN: %clang_cl /c -### /Zc:auto -- %s 2>&1 | FileCheck -check-prefix=AUTO-ON %s
  80 // AUTO-ON-NOT: argument unused during compilation
  81 // RUN: %clang_cl /c -### /Zc:auto- -- %s 2>&1 | FileCheck -check-prefix=AUTO-OFF %s
  82 // AUTO-OFF: argument unused during compilation
  83
  84 // RUN: %clang_cl /c -### /Zc:inline -- %s 2>&1 | FileCheck -check-prefix=INLINE-ON %s
  85 // INLINE-ON-NOT: argument unused during compilation
  86 // RUN: %clang_cl /c -### /Zc:inline- -- %s 2>&1 | FileCheck -check-prefix=INLINE-OFF %s
  87 // INLINE-OFF: argument unused during compilation
  88
  89 // RUN: %clang_cl /c -### /Zc:ternary -- %s 2>&1 | FileCheck -check-prefix=TERNARY-ON %s
  90 // TERNARY-ON-NOT: argument unused during compilation
  91 // RUN: %clang_cl /c -### /Zc:ternary- -- %s 2>&1 | FileCheck -check-prefix=TERNARY-OFF %s
  92 // TERNARY-OFF: argument unused during compilation
  93
  94 // thread safe statics are off for versions < 19.
  95 // RUN: %clang_cl /c -### -fms-compatibility-version=18 -- %s 2>&1 | FileCheck -check-prefix=NoThreadSafeStatics %s
  96 // RUN: %clang_cl /Zc:threadSafeInit /Zc:threadSafeInit- /c -### -- %s 2>&1 | FileCheck -check-prefix=NoThreadSafeStatics %s
  97 // NoThreadSafeStatics: "-fno-threadsafe-statics"
  98
  99 // RUN: %clang_cl /Zc:threadSafeInit /c -### -- %s 2>&1 | FileCheck -check-prefix=ThreadSafeStatics %s
 100 // ThreadSafeStatics-NOT: "-fno-threadsafe-statics"
 101
 102 // RUN: %clang_cl /Zc:dllexportInlines- /c -### -- %s 2>&1 | FileCheck -check-prefix=NoDllExportInlines %s
 103 // NoDllExportInlines: "-fno-dllexport-inlines"
 104 // RUN: %clang_cl /Zc:dllexportInlines /c -### -- %s 2>&1 | FileCheck -check-prefix=DllExportInlines %s
 105 // DllExportInlines-NOT: "-fno-dllexport-inlines"
 106
 107 // We recognize -f[no-]delayed-template-parsing.
 108 // /Zc:twoPhase[-] has the opposite meaning.
 109 // RUN: %clang_cl -c -### -- %s 2>&1 | FileCheck -check-prefix=DELAYEDDEFAULT %s
 110 // DELAYEDDEFAULT: "-fdelayed-template-parsing"
 111 // RUN: %clang_cl -c -fdelayed-template-parsing -### -- %s 2>&1 | FileCheck -check-prefix=DELAYEDON %s
 112 // RUN: %clang_cl -c /Zc:twoPhase- -### -- %s 2>&1 | FileCheck -check-prefix=DELAYEDON %s
 113 // DELAYEDON: "-fdelayed-template-parsing"
 114 // RUN: %clang_cl -c -fno-delayed-template-parsing -### -- %s 2>&1 | FileCheck -check-prefix=DELAYEDOFF %s
 115 // RUN: %clang_cl -c /Zc:twoPhase -### -- %s 2>&1 | FileCheck -check-prefix=DELAYEDOFF %s
 116 // DELAYEDOFF-NOT: "-fdelayed-template-parsing"
 117
 118 // RUN: %clang_cl -c -### /std:c++latest -- %s 2>&1 | FileCheck -check-prefix CHECK-LATEST-CHAR8_T %s
 119 // CHECK-LATEST-CHAR8_T-NOT: "-fchar8_t"
 120 // RUN: %clang_cl -c -### /Zc:char8_t -- %s 2>&1 | FileCheck -check-prefix CHECK-CHAR8_T %s
 121 // CHECK-CHAR8_T: "-fchar8_t"
 122 // RUN: %clang_cl -c -### /Zc:char8_t- -- %s 2>&1 | FileCheck -check-prefix CHECK-CHAR8_T_ %s
 123 // CHECK-CHAR8_T_: "-fno-char8_t"
 124
 125
 126
 127 // These never warn, but don't have an effect yet.
 128
 129 // RUN: %clang_cl /c \
 130 // RUN:   /Zc:__cplusplus \
 131 // RUN:   /Zc:auto \
 132 // RUN:   /Zc:forScope \
 133 // RUN:   /Zc:inline \
 134 // RUN:   /Zc:rvalueCast \
 135 // RUN:   /Zc:ternary \
 136 // RUN:   -### -- %s 2>&1 | FileCheck -check-prefix=IGNORED %s
 137 // IGNORED-NOT: argument unused during compilation
 138 // IGNORED-NOT: no such file or directory
 139
 140 // Negated form warns:
 141 // RUN: %clang_cl /c \
 142 // RUN:   /Zc:rvalueCast- \
 143 // RUN:   -### -- %s 2>&1 | FileCheck -check-prefix=NOTIGNORED %s
 144 // NOTIGNORED: argument unused during compilation