clang/test/Driver/clang_f_opts.c

   1 // UNSUPPORTED: target={{.*}}-aix{{.*}}
   2 // RUN: %clang -### -S -fasm -fblocks -fbuiltin -fno-math-errno -fcommon -fpascal-strings -fno-blocks -fno-builtin -fmath-errno -fno-common -fno-pascal-strings -fblocks -fbuiltin -fmath-errno -fcommon -fpascal-strings -fsplit-stack %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS1 %s
   3 // RUN: %clang -### -S -fasm -fblocks -fbuiltin -fno-math-errno -fcommon -fpascal-strings -fno-asm -fno-blocks -fno-builtin -fmath-errno -fno-common -fno-pascal-strings -fno-show-source-location -fshort-enums -fprotect-parens %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS2 %s
   4
   5 // CHECK-OPTIONS1: -fsplit-stack
   6 // CHECK-OPTIONS1: -fgnu-keywords
   7 // CHECK-OPTIONS1: -fblocks
   8 // CHECK-OPTIONS1: -fpascal-strings
   9
  10 // CHECK-OPTIONS2: -fprotect-parens
  11 // CHECK-OPTIONS2: -fmath-errno
  12 // CHECK-OPTIONS2: -fno-gnu-keywords
  13 // CHECK-OPTIONS2: -fno-builtin
  14 // CHECK-OPTIONS2: -fshort-enums
  15 // CHECK-OPTIONS2-NOT: -fcommon
  16 // CHECK-OPTIONS2: -fno-show-source-location
  17
  18 // RUN: %clang -### -S -Wwrite-strings %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS1 %s
  19 // WRITE-STRINGS1: -fconst-strings
  20 // RUN: %clang -### -S -Wwrite-strings -Wno-write-strings %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS2 %s
  21 // WRITE-STRINGS2-NOT: -fconst-strings
  22 // RUN: %clang -### -S -Wwrite-strings -w %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS3 %s
  23 // WRITE-STRINGS3-NOT: -fconst-strings
  24
  25 // RUN: %clang -### -x c++ -c %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
  26 // RUN: %clang -### -x c++ -c -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
  27 // RUN: %clang -### -x c++ -c -Wno-deprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
  28 // RUN: %clang -### -x c++ -c -Wno-deprecated -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
  29 // RUN: %clang -### -x c++ -c -w %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
  30 // RUN: %clang -### -c %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
  31 // RUN: %clang -### -c -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
  32 // DEPRECATED-ON-CHECK: -fdeprecated-macro
  33 // DEPRECATED-OFF-CHECK-NOT: -fdeprecated-macro
  34
  35 // RUN: %clang -### -S -ffp-contract=fast %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-FAST-CHECK %s
  36 // RUN: %clang -### -S -ffast-math %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-FAST-CHECK %s
  37 // RUN: %clang -### -S -ffp-contract=off %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-OFF-CHECK %s
  38 // FP-CONTRACT-FAST-CHECK: -ffp-contract=fast
  39 // FP-CONTRACT-OFF-CHECK: -ffp-contract=off
  40
  41 // RUN: %clang -### -S -funroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-UNROLL-LOOPS %s
  42 // RUN: %clang -### -S -fno-unroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-NO-UNROLL-LOOPS %s
  43 // RUN: %clang -### -S -fno-unroll-loops -funroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-UNROLL-LOOPS %s
  44 // RUN: %clang -### -S -funroll-loops -fno-unroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-NO-UNROLL-LOOPS %s
  45 // CHECK-UNROLL-LOOPS: "-funroll-loops"
  46 // CHECK-NO-UNROLL-LOOPS: "-fno-unroll-loops"
  47
  48 // RUN: %clang -### -S -fprofile-sample-accurate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-SAMPLE-ACCURATE %s
  49 // CHECK-PROFILE-SAMPLE-ACCURATE: "-fprofile-sample-accurate"
  50
  51 // RUN: %clang -### -S -fprofile-sample-use=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-SAMPLE-PROFILE %s
  52 // CHECK-SAMPLE-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
  53
  54 //
  55 // RUN: %clang -### -x cuda -nocudainc -nocudalib \
  56 // RUN:    -c -fprofile-sample-use=%S/Inputs/file.prof --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \
  57 // RUN:  | FileCheck -check-prefix=CHECK-CUDA-SAMPLE-PROFILE %s
  58 // -fprofile-sample-use should not be passed to the GPU compilation
  59 // CHECK-CUDA-SAMPLE-PROFILE: "-cc1"
  60 // CHECK-CUDA-SAMPLE-PROFILE-SAME: "-triple" "nvptx
  61 // CHECK-CUDA-SAMPLE-PROFILE-NOT: "-fprofile-sample-use={{.*}}/file.prof"
  62 // Host compilation should still have the option.
  63 // CHECK-CUDA-SAMPLE-PROFILE: "-cc1"
  64 // CHECK-CUDA-SAMPLE-PROFILE-SAME: "-fprofile-sample-use={{.*}}/file.prof"
  65
  66
  67 // RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-AUTO-PROFILE %s
  68 // CHECK-AUTO-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
  69
  70 // RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-profile-sample-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-AUTO-PROFILE %s
  71 // RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-auto-profile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-AUTO-PROFILE %s
  72 // CHECK-NO-AUTO-PROFILE-NOT: "-fprofile-sample-use={{.*}}/file.prof"
  73
  74 // RUN: %clang -### -S -fprofile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-LLVM %s
  75 // RUN: %clang -### -S -fprofile-instr-generate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE %s
  76 // RUN: %clang -### -S -fprofile-generate=/some/dir %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-DIR %s
  77 // RUN: %clang -### -S -fprofile-instr-generate=/tmp/somefile.profraw %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-FILE %s
  78 // RUN: not %clang -### -S -fprofile-generate -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  79 // RUN: not %clang -### -S -fprofile-generate -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  80 // RUN: not %clang -### -S -fprofile-generate -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  81 // RUN: not %clang -### -S -fprofile-generate -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  82 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  83 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  84 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  85 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  86 // RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  87 // RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  88 // RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  89 // RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  90 // RUN: not %clang -### -S -fprofile-generate=dir -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  91 // RUN: not %clang -### -S -fprofile-generate=dir -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  92 // RUN: not %clang -### -S -fprofile-generate=dir -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  93 // RUN: not %clang -### -S -fprofile-generate=dir -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
  94 // RUN: %clang -### -S -fprofile-instr-generate=file -fno-profile-instr-generate %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-GEN %s
  95 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GENERATE %s
  96 // RUN: not %clang -### -S -fprofile-instr-generate -fprofile-generate=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GENERATE %s
  97 // RUN: %clang -### -S -fprofile-generate=dir -fno-profile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-GEN %s
  98 // RUN: %clang -### -S -fprofile-instr-use=file -fno-profile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
  99 // RUN: %clang -### -S -fprofile-instr-use=file -fno-profile-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
 100 // RUN: %clang -### -S -fprofile-use=file -fno-profile-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
 101 // RUN: %clang -### -S -fprofile-use=file -fno-profile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
 102 // RUN: not %clang -### -S -fcoverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-AND-GEN %s
 103 // RUN: %clang -### -S -fcoverage-mapping -fno-coverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-COVERAGE %s
 104 // RUN: %clang -### -S -fprofile-instr-generate -fcoverage-mapping -fno-coverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-COVERAGE %s
 105 // RUN: %clang -### -S -fprofile-remapping-file=foo/bar.txt %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-REMAP %s
 106 // RUN: %clang -### -S -forder-file-instrumentation %s 2>&1 | FileCheck -check-prefix=CHECK-ORDERFILE-INSTR %s
 107 // RUN: %clang -### --target=x86_64-linux-gnu -flto -forder-file-instrumentation %s 2>&1 | FileCheck -check-prefix=CHECK-ORDERFILE-INSTR-LTO %s
 108 // CHECK-PROFILE-GENERATE: "-fprofile-instrument=clang"
 109 // CHECK-PROFILE-GENERATE-LLVM: "-fprofile-instrument=llvm"
 110 // CHECK-PROFILE-GENERATE-DIR: "-fprofile-instrument-path=/some/dir{{/|\\\\}}{{.*}}"
 111 // CHECK-PROFILE-GENERATE-FILE: "-fprofile-instrument-path=/tmp/somefile.profraw"
 112 // CHECK-NO-MIX-GEN-USE: '{{[a-z=-]*}}' not allowed with '{{[a-z=-]*}}'
 113 // CHECK-NO-MIX-GENERATE: '{{[a-z=-]*}}' not allowed with '{{[a-z=-]*}}'
 114 // CHECK-DISABLE-GEN-NOT: "-fprofile-instrument=clang"
 115 // CHECK-DISABLE-USE-NOT: "-fprofile-instr-use"
 116 // CHECK-COVERAGE-AND-GEN: '-fcoverage-mapping' only allowed with '-fprofile-instr-generate'
 117 // CHECK-DISABLE-COVERAGE-NOT: "-fcoverage-mapping"
 118 // CHECK-PROFILE-REMAP: "-fprofile-remapping-file=foo/bar.txt"
 119 // CHECK-ORDERFILE-INSTR: "-forder-file-instrumentation"
 120 // CHECK-ORDERFILE-INSTR: "-enable-order-file-instrumentation"
 121 // CHECK-ORDERFILE-INSTR-LTO: "-forder-file-instrumentation"
 122 // CHECK-ORDERFILE-INSTR-LTO-NOT: "-enable-order-file-instrumentation"
 123
 124 // RUN: %clang -### -S -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE %s
 125 // RUN: %clang -### -S -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE %s
 126 // RUN: mkdir -p %t.d/some/dir
 127 // RUN: %clang -### -S -fprofile-use=%t.d/some/dir %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE-DIR %s
 128 // RUN: %clang -### -S -fprofile-instr-use=/tmp/somefile.prof %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE-FILE %s
 129 // CHECK-PROFILE-USE: "-fprofile-instrument-use-path=default.profdata"
 130 // CHECK-PROFILE-USE-DIR: "-fprofile-instrument-use-path={{.*}}.d/some/dir{{/|\\\\}}default.profdata"
 131 // CHECK-PROFILE-USE-FILE: "-fprofile-instrument-use-path=/tmp/somefile.prof"
 132
 133 // RUN: %clang -### -S -fprofile-instr-use=%t.profdata -fdiagnostics-misexpect-tolerance=10 -Wmisexpect %s 2>&1 | FileCheck %s --check-prefix=CHECK-MISEXPECT-TOLLERANCE
 134 // CHECK-MISEXPECT-TOLLERANCE: "-fdiagnostics-misexpect-tolerance=10"
 135 // CHECK-MISEXPECT-TOLLERANCE-NOT: argument unused
 136
 137 // RUN: %clang -### -S -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 138 // RUN: %clang -### -S -fno-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 139 // RUN: %clang -### -S -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 140 // RUN: %clang -### -S -fvectorize -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 141 // RUN: %clang -### -S -ftree-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 142 // RUN: %clang -### -S -fno-tree-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 143 // RUN: %clang -### -S -fno-tree-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 144 // RUN: %clang -### -S -ftree-vectorize -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 145 // RUN: %clang -### -S -O %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 146 // RUN: %clang -### -S -O2 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 147 // RUN: %clang -### -S -Os %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 148 // RUN: %clang -### -S -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 149 // RUN: %clang -### -S -fno-vectorize -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 150 // RUN: %clang -### -S -O1 -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 151 // RUN: %clang -### -S -Ofast %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 152 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 153 // RUN: %clang -### -S -O0 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 154 // RUN: %clang -### -S -O1 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 155 // RUN: %clang -### -S -Oz %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
 156 // CHECK-VECTORIZE: "-vectorize-loops"
 157 // CHECK-NO-VECTORIZE-NOT: "-vectorize-loops"
 158
 159 // RUN: %clang -### -S -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 160 // RUN: %clang -### -S -fno-slp-vectorize -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 161 // RUN: %clang -### -S -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 162 // RUN: %clang -### -S -fslp-vectorize -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 163 // RUN: %clang -### -S -ftree-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 164 // RUN: %clang -### -S -fno-tree-slp-vectorize -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 165 // RUN: %clang -### -S -fno-tree-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 166 // RUN: %clang -### -S -ftree-slp-vectorize -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 167 // RUN: %clang -### -S -O %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 168 // RUN: %clang -### -S -O2 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 169 // RUN: %clang -### -S -Os %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 170 // RUN: %clang -### -S -Oz %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 171 // RUN: %clang -### -S -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 172 // RUN: %clang -### -S -fno-slp-vectorize -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 173 // RUN: %clang -### -S -O1 -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 174 // RUN: %clang -### -S -Ofast %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
 175 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 176 // RUN: %clang -### -S -O0 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 177 // RUN: %clang -### -S -O1 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
 178 // CHECK-SLP-VECTORIZE: "-vectorize-slp"
 179 // CHECK-NO-SLP-VECTORIZE-NOT: "-vectorize-slp"
 180
 181 // RUN: %clang -### -S -fextended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-EXTENDED-IDENTIFIERS %s
 182 // RUN: not %clang -### -S -fno-extended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-NO-EXTENDED-IDENTIFIERS %s
 183 // CHECK-EXTENDED-IDENTIFIERS: "-cc1"
 184 // CHECK-EXTENDED-IDENTIFIERS-NOT: "-fextended-identifiers"
 185 // CHECK-NO-EXTENDED-IDENTIFIERS: error: unsupported option '-fno-extended-identifiers'
 186
 187 // RUN: %clang -### -S -frounding-math %s 2>&1 | FileCheck -check-prefix=CHECK-ROUNDING-MATH %s
 188 // CHECK-ROUNDING-MATH: "-cc1"
 189 // CHECK-ROUNDING-MATH: "-frounding-math"
 190 // CHECK-ROUNDING-MATH-NOT: "-fno-rounding-math"
 191 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-ROUNDING-MATH-NOT %s
 192 // RUN: not %clang -### -S -ffp-model=imprecise %s 2>&1 | FileCheck -check-prefix=CHECK-FPMODEL %s
 193 // CHECK-FPMODEL: unsupported argument 'imprecise' to option '-ffp-model='
 194 // RUN: %clang -### -S -ffp-model=precise %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 195 // RUN: %clang -### -S -ffp-model=strict %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 196 // RUN: %clang -### -S -ffp-model=fast %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 197 // RUN: not %clang -### -S -ffp-exception-behavior=trap %s 2>&1 | FileCheck -check-prefix=CHECK-FPEB %s
 198 // CHECK-FPEB: unsupported argument 'trap' to option '-ffp-exception-behavior='
 199 // RUN: %clang -### -S -ffp-exception-behavior=maytrap %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 200 // RUN: %clang -### -S -ffp-exception-behavior=ignore %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 201 // RUN: %clang -### -S -ffp-exception-behavior=strict %s 2>&1 | FileCheck -check-prefix=IGNORE %s
 202
 203 // RUN: %clang -### -S -fno-pascal-strings -mpascal-strings %s 2>&1 | FileCheck -check-prefix=CHECK-M-PASCAL-STRINGS %s
 204 // CHECK-M-PASCAL-STRINGS: "-fpascal-strings"
 205
 206 // RUN: %clang -### -S -fpascal-strings -mno-pascal-strings %s 2>&1 | FileCheck -check-prefix=CHECK-NO-M-PASCAL-STRINGS %s
 207 // CHECK-NO-M-PASCAL-STRINGS-NOT: "-fpascal-strings"
 208
 209 // RUN: %clang -### -S -O4 %s 2>&1 | FileCheck -check-prefix=CHECK-MAX-O %s
 210 // CHECK-MAX-O: warning: -O4 is equivalent to -O3
 211 // CHECK-MAX-O: -O3
 212
 213 // RUN: %clang -S -O20 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-O %s
 214 // CHECK-INVALID-O: warning: optimization level '-O20' is not supported; using '-O3' instead
 215
 216 // RUN: not %clang -### -S -finput-charset=iso-8859-1 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-CHARSET %s
 217 // CHECK-INVALID-CHARSET: error: invalid value 'iso-8859-1' in '-finput-charset=iso-8859-1'
 218
 219 // RUN: not %clang -### -S -fexec-charset=iso-8859-1 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-INPUT-CHARSET %s
 220 // CHECK-INVALID-INPUT-CHARSET: error: invalid value 'iso-8859-1' in '-fexec-charset=iso-8859-1'
 221
 222 // Test that we don't error on these.
 223 // RUN: not %clang -### -S -Werror                                                \
 224 // RUN:     -falign-functions -falign-functions=2 -fno-align-functions        \
 225 // RUN:     -fasynchronous-unwind-tables -fno-asynchronous-unwind-tables      \
 226 // RUN:     -fbuiltin -fno-builtin                                            \
 227 // RUN:     -fdiagnostics-show-location=once                                  \
 228 // RUN:     -ffloat-store -fno-float-store                                    \
 229 // RUN:     -feliminate-unused-debug-types -fno-eliminate-unused-debug-types  \
 230 // RUN:     -fgcse -fno-gcse                                                  \
 231 // RUN:     -fident -fno-ident                                                \
 232 // RUN:     -fimplicit-templates -fno-implicit-templates                      \
 233 // RUN:     -finput-charset=UTF-8                                             \
 234 // RUN:     -fexec-charset=UTF-8                                             \
 235 // RUN:     -fivopts -fno-ivopts                                              \
 236 // RUN:     -fnon-call-exceptions -fno-non-call-exceptions                    \
 237 // RUN:     -fpermissive -fno-permissive                                      \
 238 // RUN:     -fdefer-pop -fno-defer-pop                                        \
 239 // RUN:     -fprefetch-loop-arrays -fno-prefetch-loop-arrays                  \
 240 // RUN:     -fprofile-correction -fno-profile-correction                      \
 241 // RUN:     -fprofile-values -fno-profile-values                              \
 242 // RUN:     -frounding-math -fno-rounding-math                                \
 243 // RUN:     -fsee -fno-see                                                    \
 244 // RUN:     -ftracer -fno-tracer                                              \
 245 // RUN:     -funroll-all-loops -fno-unroll-all-loops                          \
 246 // RUN:     -fuse-ld=gold                                                     \
 247 // RUN:     -fno-builtin-foobar                                               \
 248 // RUN:     -fno-builtin-strcat -fno-builtin-strcpy                           \
 249 // RUN:     -fno-var-tracking                                                 \
 250 // RUN:     -fno-unsigned-char                                                \
 251 // RUN:     -fno-signed-char                                                  \
 252 // RUN:     -fstrength-reduce -fno-strength-reduce                            \
 253 // RUN:     -finline-limit=1000                                               \
 254 // RUN:     -finline-limit                                                    \
 255 // RUN:     -flto=1                                                           \
 256 // RUN:     -falign-labels                                                    \
 257 // RUN:     -falign-labels=100                                                \
 258 // RUN:     -falign-loops                                                     \
 259 // RUN:     -falign-loops=100                                                 \
 260 // RUN:     -falign-jumps                                                     \
 261 // RUN:     -falign-jumps=100                                                 \
 262 // RUN:     -fexcess-precision=100                                            \
 263 // RUN:     -fbranch-count-reg                                                \
 264 // RUN:     -fcaller-saves                                                    \
 265 // RUN:     -fno-default-inline -fdefault-inline                              \
 266 // RUN:     -fgcse-after-reload                                               \
 267 // RUN:     -fgcse-las                                                        \
 268 // RUN:     -fgcse-sm                                                         \
 269 // RUN:     -fipa-cp                                                          \
 270 // RUN:     -finline-functions-called-once                                    \
 271 // RUN:     -fmodulo-sched                                                    \
 272 // RUN:     -fmodulo-sched-allow-regmoves                                     \
 273 // RUN:     -fpeel-loops                                                      \
 274 // RUN:     -frename-registers                                                \
 275 // RUN:     -fschedule-insns2                                                 \
 276 // RUN:     -fsingle-precision-constant                                       \
 277 // RUN:     -funsafe-loop-optimizations                                       \
 278 // RUN:     -fuse-linker-plugin                                               \
 279 // RUN:     -fvect-cost-model                                                 \
 280 // RUN:     -fvariable-expansion-in-unroller                                  \
 281 // RUN:     -fweb                                                             \
 282 // RUN:     -fwhole-program                                                   \
 283 // RUN:     -fno-tree-dce -ftree-dce                                          \
 284 // RUN:     -fno-tree-ter -ftree-ter                                          \
 285 // RUN:     -fno-tree-vrp -ftree-vrp                                          \
 286 // RUN:     -fno-delete-null-pointer-checks -fdelete-null-pointer-checks      \
 287 // RUN:     -fno-inline-small-functions -finline-small-functions              \
 288 // RUN:     -fno-fat-lto-objects -ffat-lto-objects                            \
 289 // RUN:     -flto=auto -flto=jobserver                                        \
 290 // RUN:     -fno-merge-constants -fmerge-constants                            \
 291 // RUN:     -fno-caller-saves -fcaller-saves                                  \
 292 // RUN:     -fno-reorder-blocks -freorder-blocks                              \
 293 // RUN:     -fno-schedule-insns2 -fschedule-insns2                            \
 294 // RUN:     -fno-stack-check                                                  \
 295 // RUN:     -ffriend-injection                                                \
 296 // RUN:     -fno-implement-inlines -fimplement-inlines                        \
 297 // RUN:     -fstack-check                                                     \
 298 // RUN:     -fforce-addr                                                      \
 299 // RUN:     -malign-functions=100                                             \
 300 // RUN:     -malign-loops=100                                                 \
 301 // RUN:     -malign-jumps=100                                                 \
 302 // RUN:     %s 2>&1 | FileCheck --check-prefix=IGNORE %s
 303 // IGNORE-NOT: error: unknown argument
 304
 305 // Test that the warning is displayed on these.
 306 // RUN: not %clang -###                                                           \
 307 // RUN: -finline-limit=1000                                                   \
 308 // RUN: -finline-limit                                                        \
 309 // RUN: -fexpensive-optimizations                                             \
 310 // RUN: -fno-expensive-optimizations                                          \
 311 // RUN: -fno-defer-pop                                                        \
 312 // RUN: -fkeep-inline-functions                                               \
 313 // RUN: -fno-keep-inline-functions                                            \
 314 // RUN: -freorder-blocks                                                      \
 315 // RUN: -ffloat-store                                                         \
 316 // RUN: -fgcse                                                                \
 317 // RUN: -fivopts                                                              \
 318 // RUN: -fprefetch-loop-arrays                                                \
 319 // RUN: -fprofile-correction                                                  \
 320 // RUN: -fprofile-values                                                      \
 321 // RUN: -fschedule-insns                                                      \
 322 // RUN: -fsignaling-nans                                                      \
 323 // RUN: -fstrength-reduce                                                     \
 324 // RUN: -ftracer                                                              \
 325 // RUN: -funroll-all-loops                                                    \
 326 // RUN: -funswitch-loops                                                      \
 327 // RUN: -flto=1                                                               \
 328 // RUN: -falign-labels                                                        \
 329 // RUN: -falign-labels=100                                                    \
 330 // RUN: -falign-loops                                                         \
 331 // RUN: -falign-loops=100                                                     \
 332 // RUN: -falign-jumps                                                         \
 333 // RUN: -falign-jumps=100                                                     \
 334 // RUN: -fexcess-precision=100                                                \
 335 // RUN: -fbranch-count-reg                                                    \
 336 // RUN: -fcaller-saves                                                        \
 337 // RUN: -fno-default-inline                                                   \
 338 // RUN: -fgcse-after-reload                                                   \
 339 // RUN: -fgcse-las                                                            \
 340 // RUN: -fgcse-sm                                                             \
 341 // RUN: -fipa-cp                                                              \
 342 // RUN: -finline-functions-called-once                                        \
 343 // RUN: -fmodulo-sched                                                        \
 344 // RUN: -fmodulo-sched-allow-regmoves                                         \
 345 // RUN: -fpeel-loops                                                          \
 346 // RUN: -frename-registers                                                    \
 347 // RUN: -fschedule-insns2                                                     \
 348 // RUN: -fsingle-precision-constant                                           \
 349 // RUN: -funsafe-loop-optimizations                                           \
 350 // RUN: -fuse-linker-plugin                                                   \
 351 // RUN: -fvect-cost-model                                                     \
 352 // RUN: -fvariable-expansion-in-unroller                                      \
 353 // RUN: -fweb                                                                 \
 354 // RUN: -fwhole-program                                                       \
 355 // RUN: -fcaller-saves                                                        \
 356 // RUN: -freorder-blocks                                                      \
 357 // RUN: -ffat-lto-objects                                                     \
 358 // RUN: -fmerge-constants                                                     \
 359 // RUN: -finline-small-functions                                              \
 360 // RUN: -ftree-dce                                                            \
 361 // RUN: -ftree-ter                                                            \
 362 // RUN: -ftree-vrp                                                            \
 363 // RUN: -fno-devirtualize                                                     \
 364 // RUN: -fno-devirtualize-speculatively                                       \
 365 // RUN: -fslp-vectorize-aggressive                                            \
 366 // RUN: -fno-slp-vectorize-aggressive                                         \
 367 // RUN: -forder-file-instrumentation                                          \
 368 // RUN: %s 2>&1 | FileCheck --check-prefix=CHECK-WARNING %s
 369 // CHECK-WARNING-DAG: optimization flag '-finline-limit=1000' is not supported
 370 // CHECK-WARNING-DAG: optimization flag '-finline-limit' is not supported
 371 // CHECK-WARNING-DAG: optimization flag '-fexpensive-optimizations' is not supported
 372 // CHECK-WARNING-DAG: optimization flag '-fno-expensive-optimizations' is not supported
 373 // CHECK-WARNING-DAG: optimization flag '-fno-defer-pop' is not supported
 374 // CHECK-WARNING-DAG: optimization flag '-fkeep-inline-functions' is not supported
 375 // CHECK-WARNING-DAG: optimization flag '-fno-keep-inline-functions' is not supported
 376 // CHECK-WARNING-DAG: optimization flag '-freorder-blocks' is not supported
 377 // CHECK-WARNING-DAG: optimization flag '-ffloat-store' is not supported
 378 // CHECK-WARNING-DAG: optimization flag '-fgcse' is not supported
 379 // CHECK-WARNING-DAG: optimization flag '-fivopts' is not supported
 380 // CHECK-WARNING-DAG: optimization flag '-fprefetch-loop-arrays' is not supported
 381 // CHECK-WARNING-DAG: optimization flag '-fprofile-correction' is not supported
 382 // CHECK-WARNING-DAG: optimization flag '-fprofile-values' is not supported
 383 // CHECK-WARNING-DAG: optimization flag '-fschedule-insns' is not supported
 384 // CHECK-WARNING-DAG: optimization flag '-fsignaling-nans' is not supported
 385 // CHECK-WARNING-DAG: optimization flag '-fstrength-reduce' is not supported
 386 // CHECK-WARNING-DAG: optimization flag '-ftracer' is not supported
 387 // CHECK-WARNING-DAG: optimization flag '-funroll-all-loops' is not supported
 388 // CHECK-WARNING-DAG: optimization flag '-funswitch-loops' is not supported
 389 // CHECK-WARNING-DAG: unsupported argument '1' to option '-flto='
 390 // CHECK-WARNING-DAG: optimization flag '-falign-labels' is not supported
 391 // CHECK-WARNING-DAG: optimization flag '-falign-labels=100' is not supported
 392 // CHECK-WARNING-DAG: optimization flag '-falign-loops' is not supported
 393 // CHECK-WARNING-DAG: optimization flag '-falign-jumps' is not supported
 394 // CHECK-WARNING-DAG: optimization flag '-falign-jumps=100' is not supported
 395 // CHECK-WARNING-DAG: unsupported argument '100' to option '-fexcess-precision='
 396 // CHECK-WARNING-DAG: optimization flag '-fbranch-count-reg' is not supported
 397 // CHECK-WARNING-DAG: optimization flag '-fcaller-saves' is not supported
 398 // CHECK-WARNING-DAG: optimization flag '-fno-default-inline' is not supported
 399 // CHECK-WARNING-DAG: optimization flag '-fgcse-after-reload' is not supported
 400 // CHECK-WARNING-DAG: optimization flag '-fgcse-las' is not supported
 401 // CHECK-WARNING-DAG: optimization flag '-fgcse-sm' is not supported
 402 // CHECK-WARNING-DAG: optimization flag '-fipa-cp' is not supported
 403 // CHECK-WARNING-DAG: optimization flag '-finline-functions-called-once' is not supported
 404 // CHECK-WARNING-DAG: optimization flag '-fmodulo-sched' is not supported
 405 // CHECK-WARNING-DAG: optimization flag '-fmodulo-sched-allow-regmoves' is not supported
 406 // CHECK-WARNING-DAG: optimization flag '-fpeel-loops' is not supported
 407 // CHECK-WARNING-DAG: optimization flag '-frename-registers' is not supported
 408 // CHECK-WARNING-DAG: optimization flag '-fschedule-insns2' is not supported
 409 // CHECK-WARNING-DAG: optimization flag '-fsingle-precision-constant' is not supported
 410 // CHECK-WARNING-DAG: optimization flag '-funsafe-loop-optimizations' is not supported
 411 // CHECK-WARNING-DAG: optimization flag '-fuse-linker-plugin' is not supported
 412 // CHECK-WARNING-DAG: optimization flag '-fvect-cost-model' is not supported
 413 // CHECK-WARNING-DAG: optimization flag '-fvariable-expansion-in-unroller' is not supported
 414 // CHECK-WARNING-DAG: optimization flag '-fweb' is not supported
 415 // CHECK-WARNING-DAG: optimization flag '-fwhole-program' is not supported
 416 // CHECK-WARNING-DAG: optimization flag '-fcaller-saves' is not supported
 417 // CHECK-WARNING-DAG: optimization flag '-freorder-blocks' is not supported
 418 // CHECK-WARNING-DAG: optimization flag '-fmerge-constants' is not supported
 419 // CHECK-WARNING-DAG: optimization flag '-finline-small-functions' is not supported
 420 // CHECK-WARNING-DAG: optimization flag '-ftree-dce' is not supported
 421 // CHECK-WARNING-DAG: optimization flag '-ftree-ter' is not supported
 422 // CHECK-WARNING-DAG: optimization flag '-ftree-vrp' is not supported
 423 // CHECK-WARNING-DAG: optimization flag '-fno-devirtualize' is not supported
 424 // CHECK-WARNING-DAG: optimization flag '-fno-devirtualize-speculatively' is not supported
 425 // CHECK-WARNING-DAG: the flag '-fslp-vectorize-aggressive' has been deprecated and will be ignored
 426 // CHECK-WARNING-DAG: the flag '-fno-slp-vectorize-aggressive' has been deprecated and will be ignored
 427 // CHECK-WARNING-DAG: argument '-forder-file-instrumentation' is deprecated, use '-ftemporal-profile' instead
 428
 429 // Test that we mute the warning on these
 430 // RUN: %clang -### -finline-limit=1000 -Wno-invalid-command-line-argument              \
 431 // RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING1 %s
 432 // RUN: %clang -### -finline-limit -Wno-invalid-command-line-argument                   \
 433 // RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
 434 // RUN: %clang -### -finline-limit \
 435 // RUN:     -Winvalid-command-line-argument -Wno-ignored-optimization-argument          \
 436 // RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
 437 // CHECK-NO-WARNING1-NOT: optimization flag '-finline-limit=1000' is not supported
 438 // CHECK-NO-WARNING2-NOT: optimization flag '-finline-limit' is not supported
 439
 440 // Test that an ignored optimization argument only prints 1 warning,
 441 // not both a warning about not claiming the arg, *and* about not supporting
 442 // the arg; and that adding -Wno-ignored-optimization silences the warning.
 443 //
 444 // RUN: %clang -### -fprofile-correction %s 2>&1 \
 445 // RUN:   | FileCheck --check-prefix=CHECK-NO-WARNING3 %s
 446 // CHECK-NO-WARNING3: optimization flag '-fprofile-correction' is not supported
 447 // CHECK-NO-WARNING3-NOT: argument unused
 448 // RUN: %clang -### -fprofile-correction -Wno-ignored-optimization-argument %s 2>&1 \
 449 // RUN:   | FileCheck --check-prefix=CHECK-NO-WARNING4 %s
 450 // CHECK-NO-WARNING4-NOT: not supported
 451 // CHECK-NO-WARNING4-NOT: argument unused
 452
 453 // RUN: %clang -### -S -fsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN1 %s
 454 // CHAR-SIGN1-NOT: -fno-signed-char
 455
 456 // RUN: %clang -### -S -funsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN2 %s
 457 // CHAR-SIGN2: -fno-signed-char
 458
 459 // RUN: %clang -### -S -fno-signed-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN3 %s
 460 // CHAR-SIGN3: -fno-signed-char
 461
 462 // RUN: %clang -### -S -fno-unsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN4 %s
 463 // CHAR-SIGN4-NOT: -fno-signed-char
 464
 465 // RUN: %clang --target=x86_64-unknown-none-none -### -fshort-wchar -fno-short-wchar %s 2>&1 | FileCheck -check-prefix=CHECK-WCHAR1 -check-prefix=DELIMITERS %s
 466 // RUN: %clang --target=x86_64-unknown-none-none -### -fno-short-wchar -fshort-wchar %s 2>&1 | FileCheck -check-prefix=CHECK-WCHAR2 -check-prefix=DELIMITERS %s
 467 // Make sure we don't match the -NOT lines with the linker invocation.
 468 // Delimiters match the start of the cc1 and the start of the linker lines
 469 // DELIMITERS: {{^ (\(in-process\)|")}}
 470 // CHECK-WCHAR1: -fwchar-type=int
 471 // CHECK-WCHAR1-NOT: -fwchar-type=short
 472 // CHECK-WCHAR2: -fwchar-type=short
 473 // CHECK-WCHAR2-NOT: -fwchar-type=int
 474 // DELIMITERS: {{^ *"}}
 475
 476 // RUN: %clang -### -S -fstrict-return %s 2>&1 | FileCheck -check-prefix=CHECK-STRICT-RETURN %s
 477 // RUN: %clang -### -S -fno-strict-return %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-RETURN %s
 478 // CHECK-STRICT-RETURN-NOT: "-fno-strict-return"
 479 // CHECK-NO-STRICT-RETURN: "-fno-strict-return"
 480
 481 // RUN: %clang -### -S -fno-debug-info-for-profiling -fdebug-info-for-profiling %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-DEBUG %s
 482 // RUN: %clang -### -S -fdebug-info-for-profiling -fno-debug-info-for-profiling %s 2>&1 | FileCheck -check-prefix=CHECK-NO-PROFILE-DEBUG %s
 483 // CHECK-PROFILE-DEBUG: -fdebug-info-for-profiling
 484 // CHECK-NO-PROFILE-DEBUG-NOT: -fdebug-info-for-profiling
 485
 486 // RUN: %clang -### -S -fallow-editor-placeholders %s 2>&1 | FileCheck -check-prefix=CHECK-ALLOW-PLACEHOLDERS %s
 487 // RUN: %clang -### -S -fno-allow-editor-placeholders %s 2>&1 | FileCheck -check-prefix=CHECK-NO-ALLOW-PLACEHOLDERS %s
 488 // CHECK-ALLOW-PLACEHOLDERS: -fallow-editor-placeholders
 489 // CHECK-NO-ALLOW-PLACEHOLDERS-NOT: -fallow-editor-placeholders
 490
 491 // RUN: %clang -### --target=x86_64-unknown-windows-msvc -fno-short-wchar %s 2>&1 | FileCheck -check-prefix CHECK-WINDOWS-ISO10646 %s
 492 // CHECK-WINDOWS-ISO10646: "-fwchar-type=int"
 493 // CHECK-WINDOWS-ISO10646: "-fsigned-wchar"
 494
 495 // RUN: %clang -### -S -fcf-protection %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-FULL %s
 496 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-FULL %s
 497 // RUN: %clang -### -S -fcf-protection=full %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-FULL %s
 498 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-FULL %s
 499 // CHECK-CF-PROTECTION-FULL: -fcf-protection=full
 500 // CHECK-NO-CF-PROTECTION-FULL-NOT: -fcf-protection=full
 501 // RUN: %clang -### -S -fcf-protection=return %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-RETURN %s
 502 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-RETURN %s
 503 // CHECK-CF-PROTECTION-RETURN: -fcf-protection=return
 504 // CHECK-NO-CF-PROTECTION-RETURN-NOT: -fcf-protection=return
 505 // RUN: %clang -### -S -fcf-protection=branch %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-BRANCH %s
 506 // RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-BRANCH %s
 507 // CHECK-CF-PROTECTION-BRANCH: -fcf-protection=branch
 508 // CHECK-NO-CF-PROTECTION-BRANCH-NOT: -fcf-protection=branch
 509
 510 // RUN: %clang -### -S -fprofile-instr-generate -fcoverage-compilation-dir=. %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-COMPILATION-DIR %s
 511 // RUN: %clang -### -S -fprofile-instr-generate -ffile-compilation-dir=. %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-COMPILATION-DIR %s
 512 // CHECK-COVERAGE-COMPILATION-DIR: "-fcoverage-compilation-dir=."
 513 // CHECK-COVERAGE-COMPILATION-DIR-NOT: "-ffile-compilation-dir=."
 514
 515 // RUN: %clang -### -S -fverify-intermediate-code %s 2>&1 | FileCheck -check-prefix=CHECK-VERIFY-INTERMEDIATE-CODE %s
 516 // RUN: %clang -### -S -fno-verify-intermediate-code %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VERIFY-INTERMEDIATE-CODE %s
 517 // CHECK-VERIFY-INTERMEDIATE-CODE-NOT: "-disable-llvm-verifier"
 518 // CHECK-NO-VERIFY-INTERMEDIATE-CODE: "-disable-llvm-verifier"
 519
 520 // RUN: %clang -### -S -fdiscard-value-names %s 2>&1 | FileCheck -check-prefix=CHECK-DISCARD-NAMES %s
 521 // RUN: %clang -### -S -fno-discard-value-names %s 2>&1 | FileCheck -check-prefix=CHECK-NO-DISCARD-NAMES %s
 522 // CHECK-DISCARD-NAMES: "-discard-value-names"
 523 // CHECK-NO-DISCARD-NAMES-NOT: "-discard-value-names"
 524
 525 // RUN: %clang -### -S -fdelete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NULL-POINTER-CHECKS %s
 526 // RUN: %clang -### -S -fno-delete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NO-NULL-POINTER-CHECKS %s
 527 // RUN: %clang -### -S -fdelete-null-pointer-checks -fno-delete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NO-NULL-POINTER-CHECKS %s
 528 // RUN: %clang -### -S -fno-delete-null-pointer-checks -fdelete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NULL-POINTER-CHECKS %s
 529 // CHECK-NO-NULL-POINTER-CHECKS: "-fno-delete-null-pointer-checks"
 530 // CHECK-NULL-POINTER-CHECKS-NOT: "-fno-delete-null-pointer-checks"
 531
 532 // RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
 533 // RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
 534 // RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-gcc-switches -frecord-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
 535 // RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-gcc-switches -fno-record-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
 536 // RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
 537 // RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
 538 // RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-command-line -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
 539 // RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-command-line -fno-record-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
 540 // Test with a couple examples of non-ELF object file formats
 541 // RUN: %clang -### -S --target=x86_64-unknown-macosx -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
 542 // RUN: not %clang -### -S --target=x86_64-unknown-windows -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES-ERROR %s
 543 // CHECK-RECORD-GCC-SWITCHES: "-record-command-line"
 544 // CHECK-NO-RECORD-GCC-SWITCHES-NOT: "-record-command-line"
 545 // CHECK-RECORD-GCC-SWITCHES-ERROR: error: unsupported option '-frecord-command-line' for target
 546 // Test when clang is in a path containing a space.
 547 // The initial `rm` is a workaround for https://openradar.appspot.com/FB8914243
 548 // (Scenario: Run tests once, `clang` gets copied and run at new location and signature
 549 // is cached at the new clang's inode, then clang is changed, tests run again, old signature
 550 // is still cached with old clang's inode, so it won't execute this time. Removing the dir
 551 // first guarantees a new inode without old cache entries.)
 552 // RUN: rm -rf "%t.r/with spaces"
 553 // RUN: mkdir -p "%t.r/with spaces"
 554 // RUN: cp %clang "%t.r/with spaces/clang"
 555 // RUN: "%t.r/with spaces/clang" -### -S --target=x86_64-unknown-linux -frecord-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES-ESCAPED %s
 556 // CHECK-RECORD-GCC-SWITCHES-ESCAPED: "-record-command-line" "{{.+}}with\\ spaces{{.+}}"
 557 // Clean up copy of large binary copied into temp directory to avoid bloat.
 558 // RUN: rm -f "%t.r/with spaces/clang" || true
 559
 560 // RUN: %clang -### -S -ftrivial-auto-var-init=uninitialized %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-UNINIT %s
 561 // RUN: %clang -### -S -ftrivial-auto-var-init=pattern %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN %s
 562 // RUN: %clang -### -S -ftrivial-auto-var-init=zero %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO %s
 563 // CHECK-TRIVIAL-UNINIT-NOT: hasn't been enabled
 564 // CHECK-TRIVIAL-PATTERN-NOT: hasn't been enabled
 565 // CHECK-TRIVIAL-ZERO-NOT: hasn't been enabled
 566
 567 // RUN: %clang -### -S -ftrivial-auto-var-init=pattern -ftrivial-auto-var-init-stop-after=1 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN-STOP-AFTER %s
 568 // RUN: %clang -### -S -ftrivial-auto-var-init=zero -ftrivial-auto-var-init-stop-after=1 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO-STOP-AFTER %s
 569 // RUN: not %clang -### -S -ftrivial-auto-var-init-stop-after=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-STOP-AFTER-MISSING-DEPENDENCY %s
 570 // RUN: not %clang -### -S -ftrivial-auto-var-init=pattern -ftrivial-auto-var-init-stop-after=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN-STOP-AFTER-INVALID-VALUE %s
 571 // RUN: not %clang -### -S -ftrivial-auto-var-init=zero -ftrivial-auto-var-init-stop-after=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO-STOP-AFTER-INVALID-VALUE %s
 572 // CHECK-TRIVIAL-PATTERN-STOP-AFTER-NOT: is used without '-ftrivial-auto-var-init'
 573 // CHECK-TRIVIAL-PATTERN-STOP-AFTER-NOT: only accepts positive integers
 574 // CHECK-TRIVIAL-ZERO-STOP-AFTER-NOT: is used without '-ftrivial-auto-var-init'
 575 // CHECK-TRIVIAL-ZERO-STOP-AFTER-NOT: only accepts positive integers
 576 // CHECK-TRIVIAL-STOP-AFTER-MISSING-DEPENDENCY: used without '-ftrivial-auto-var-init=zero' or
 577 // CHECK-TRIVIAL-PATTERN-STOP-AFTER-INVALID-VALUE: only accepts positive integers
 578 // CHECK-TRIVIAL-ZERO-STOP-AFTER-INVALID-VALUE: only accepts positive integers
 579
 580 // RUN: %clang -### -S -ftrivial-auto-var-init=pattern -ftrivial-auto-var-init-max-size=1024 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN-MAX-SIZE %s
 581 // RUN: %clang -### -S -ftrivial-auto-var-init=zero -ftrivial-auto-var-init-max-size=1024 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO-MAX-SIZE %s
 582 // RUN: not %clang -### -S -ftrivial-auto-var-init-max-size=1024 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-MAX-SIZE-MISSING-DEPENDENCY %s
 583 // RUN: not %clang -### -S -ftrivial-auto-var-init=pattern -ftrivial-auto-var-init-max-size=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN-MAX-SIZE-INVALID-VALUE %s
 584 // RUN: not %clang -### -S -ftrivial-auto-var-init=zero -ftrivial-auto-var-init-max-size=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO-MAX-SIZE-INVALID-VALUE %s
 585 // CHECK-TRIVIAL-PATTERN-MAX-SIZE-NOT: is used without '-ftrivial-auto-var-init'
 586 // CHECK-TRIVIAL-PATTERN-MAX-SIZE-NOT: only accepts positive integers (in bytes)
 587 // CHECK-TRIVIAL-ZERO-MAX-SIZE-NOT: is used without '-ftrivial-auto-var-init'
 588 // CHECK-TRIVIAL-ZERO-MAX-SIZE-NOT: only accepts positive integers (in bytes)
 589 // CHECK-TRIVIAL-MAX-SIZE-MISSING-DEPENDENCY: used without '-ftrivial-auto-var-init=zero' or
 590 // CHECK-TRIVIAL-PATTERN-MAX-SIZE-INVALID-VALUE: only accepts positive integers (in bytes)
 591 // CHECK-TRIVIAL-ZERO-MAX-SIZE-INVALID-VALUE: only accepts positive integers (in bytes)
 592
 593 // RUN: %clang -### -S -fno-temp-file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-TEMP-FILE %s
 594 // CHECK-NO-TEMP-FILE: "-fno-temp-file"
 595
 596 // RUN: %clang -### -xobjective-c -fobjc-disable-direct-methods-for-testing %s 2>&1 | FileCheck -check-prefix=CHECK_DISABLE_DIRECT %s
 597 // RUN: %clang -### -xobjective-c %s 2>&1 | FileCheck -check-prefix=CHECK_NO_DISABLE_DIRECT %s
 598 // CHECK_DISABLE_DIRECT: -fobjc-disable-direct-methods-for-testing
 599 // CHECK_NO_DISABLE_DIRECT-NOT: -fobjc-disable-direct-methods-for-testing
 600
 601 // RUN: %clang -### -S -fjmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefixes=CHECK_JMC_WARN,CHECK_NOJMC %s
 602 // RUN: %clang -### -S -fjmc --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefixes=CHECK_JMC_WARN,CHECK_NOJMC %s
 603 // RUN: %clang -### -S -fjmc -g --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_JMC %s
 604 // RUN: %clang -### -S -fjmc -g -fno-jmc --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC %s
 605 // RUN: %clang -### -S -fjmc -g --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_JMC %s
 606 // RUN: %clang -### -S -fjmc -g -fno-jmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC %s
 607 // RUN: %clang -### -fjmc -g -flto -fuse-ld=lld --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC_LTO %s
 608 // RUN: %clang -### -fjmc -g -flto -fuse-ld=lld-link --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC_LTO %s
 609 // RUN: %clang -### -fjmc -g -flto --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_JMC_LTO %s
 610 // RUN: %clang -### -fjmc -g -flto -fno-jmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC_LTO %s
 611 // CHECK_JMC_WARN: -fjmc requires debug info. Use -g or debug options that enable debugger's stepping function; option ignored
 612 // CHECK_JMC_WARN_NOT_ELF: -fjmc works only for ELF; option ignored
 613 // CHECK_NOJMC-NOT: -fjmc
 614 // CHECK_JMC: -fjmc
 615 // CHECK_NOJMC_LTO-NOT: -plugin-opt=-enable-jmc-instrument
 616 // CHECK_JMC_LTO: -plugin-opt=-enable-jmc-instrument
 617
 618 // RUN: %clang -### -fintegrated-objemitter --target=x86_64 %s 2>&1 | FileCheck -check-prefix=CHECK-INT-OBJEMITTER %s
 619 // CHECK-INT-OBJEMITTER-NOT: unsupported option '-fintegrated-objemitter' for target
 620 // RUN: not %clang -### -fno-integrated-objemitter --target=x86_64 %s 2>&1 | FileCheck -check-prefix=CHECK-NOINT-OBJEMITTER %s
 621 // CHECK-NOINT-OBJEMITTER: unsupported option '-fno-integrated-objemitter' for target
 622
 623 // RUN: %clang -### --target=aarch64-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
 624 // RUN: %clang -### --target=aarch64-windows-msvc -fms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
 625 // RUN: %clang -### --target=aarch64-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
 626 // RUN: %clang -### --target=x86_64-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
 627 // RUN: %clang -### --target=x86_64-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
 628 // RUN: %clang -### --target=i686-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
 629 // RUN: %clang -### --target=i686-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
 630 // CHECK-MS-VOLATILE: -fms-volatile
 631 // CHECK-NO-MS-VOLATILE-NOT: -fms-volatile
 632
 633 // RUN: %clang -### --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-ALIASING %s
 634 // RUN: %clang -### --target=x86_64-pc-windows-msvc -fstrict-aliasing %s 2>&1 | FileCheck -check-prefix=CHECK-STRICT-ALIASING %s
 635 // RUN: %clang -### --target=x86_64-pc-windows-msvc -fno-strict-aliasing %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-ALIASING %s
 636 // CHECK-STRICT-ALIASING-NOT: -relaxed-aliasing
 637 // CHECK-NO-STRICT-ALIASING: -relaxed-aliasing