// UNSUPPORTED: target={{.*}}-aix{{.*}}
// 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
// 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
// CHECK-OPTIONS1: -fsplit-stack
// CHECK-OPTIONS1: -fgnu-keywords
// CHECK-OPTIONS1: -fblocks
// CHECK-OPTIONS1: -fpascal-strings
// CHECK-OPTIONS2: -fprotect-parens
// CHECK-OPTIONS2: -fmath-errno
// CHECK-OPTIONS2: -fno-gnu-keywords
// CHECK-OPTIONS2: -fno-builtin
// CHECK-OPTIONS2: -fshort-enums
// CHECK-OPTIONS2-NOT: -fcommon
// CHECK-OPTIONS2: -fno-show-source-location
// RUN: %clang -### -S -Wwrite-strings %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS1 %s
// WRITE-STRINGS1: -fconst-strings
// RUN: %clang -### -S -Wwrite-strings -Wno-write-strings %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS2 %s
// WRITE-STRINGS2-NOT: -fconst-strings
// RUN: %clang -### -S -Wwrite-strings -w %s 2>&1 | FileCheck -check-prefix=WRITE-STRINGS3 %s
// WRITE-STRINGS3-NOT: -fconst-strings
// RUN: %clang -### -x c++ -c %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
// RUN: %clang -### -x c++ -c -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
// RUN: %clang -### -x c++ -c -Wno-deprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
// RUN: %clang -### -x c++ -c -Wno-deprecated -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
// RUN: %clang -### -x c++ -c -w %s 2>&1 | FileCheck -check-prefix=DEPRECATED-ON-CHECK %s
// RUN: %clang -### -c %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
// RUN: %clang -### -c -Wdeprecated %s 2>&1 | FileCheck -check-prefix=DEPRECATED-OFF-CHECK %s
// DEPRECATED-ON-CHECK: -fdeprecated-macro
// DEPRECATED-OFF-CHECK-NOT: -fdeprecated-macro
// RUN: %clang -### -S -ffp-contract=fast %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-FAST-CHECK %s
// RUN: %clang -### -S -ffast-math %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-FAST-CHECK %s
// RUN: %clang -### -S -ffp-contract=off %s 2>&1 | FileCheck -check-prefix=FP-CONTRACT-OFF-CHECK %s
// FP-CONTRACT-FAST-CHECK: -ffp-contract=fast
// FP-CONTRACT-OFF-CHECK: -ffp-contract=off
// RUN: %clang -### -S -funroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-UNROLL-LOOPS %s
// RUN: %clang -### -S -fno-unroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-NO-UNROLL-LOOPS %s
// RUN: %clang -### -S -fno-unroll-loops -funroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-UNROLL-LOOPS %s
// RUN: %clang -### -S -funroll-loops -fno-unroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-NO-UNROLL-LOOPS %s
// CHECK-UNROLL-LOOPS: "-funroll-loops"
// CHECK-NO-UNROLL-LOOPS: "-fno-unroll-loops"
// RUN: %clang -### -S -fprofile-sample-accurate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-SAMPLE-ACCURATE %s
// CHECK-PROFILE-SAMPLE-ACCURATE: "-fprofile-sample-accurate"
// RUN: %clang -### -S -fprofile-sample-use=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-SAMPLE-PROFILE %s
// CHECK-SAMPLE-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
//
// RUN: %clang -### -x cuda -nocudainc -nocudalib \
// RUN: -c -fprofile-sample-use=%S/Inputs/file.prof --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-CUDA-SAMPLE-PROFILE %s
// -fprofile-sample-use should not be passed to the GPU compilation
// CHECK-CUDA-SAMPLE-PROFILE: "-cc1"
// CHECK-CUDA-SAMPLE-PROFILE-SAME: "-triple" "nvptx
// CHECK-CUDA-SAMPLE-PROFILE-NOT: "-fprofile-sample-use={{.*}}/file.prof"
// Host compilation should still have the option.
// CHECK-CUDA-SAMPLE-PROFILE: "-cc1"
// CHECK-CUDA-SAMPLE-PROFILE-SAME: "-fprofile-sample-use={{.*}}/file.prof"
// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-AUTO-PROFILE %s
// CHECK-AUTO-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-profile-sample-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-AUTO-PROFILE %s
// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-auto-profile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-AUTO-PROFILE %s
// CHECK-NO-AUTO-PROFILE-NOT: "-fprofile-sample-use={{.*}}/file.prof"
// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-profile-sample-use -fauto-profile %s 2>&1 | FileCheck -check-prefix=CHECK-AUTO-PROFILE %s
// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof -fno-auto-profile -fprofile-sample-use %s 2>&1 | FileCheck -check-prefix=CHECK-AUTO-PROFILE %s
// RUN: %clang -### -S -fprofile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-LLVM %s
// RUN: %clang -### -S -fprofile-instr-generate %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE %s
// RUN: %clang -### -S -fprofile-generate=/some/dir %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-DIR %s
// RUN: %clang -### -S -fprofile-instr-generate=/tmp/somefile.profraw %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-GENERATE-FILE %s
// RUN: not %clang -### -S -fprofile-generate -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-instr-generate=file -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate=dir -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate=dir -fprofile-use=dir %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate=dir -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: not %clang -### -S -fprofile-generate=dir -fprofile-instr-use=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GEN-USE %s
// RUN: %clang -### -S -fprofile-instr-generate=file -fno-profile-instr-generate %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-GEN %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GENERATE %s
// RUN: not %clang -### -S -fprofile-instr-generate -fprofile-generate=file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-GENERATE %s
// RUN: %clang -### -S -fprofile-generate=dir -fno-profile-generate %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-GEN %s
// RUN: %clang -### -S -fprofile-instr-use=file -fno-profile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
// RUN: %clang -### -S -fprofile-instr-use=file -fno-profile-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
// RUN: %clang -### -S -fprofile-use=file -fno-profile-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
// RUN: %clang -### -S -fprofile-use=file -fno-profile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-USE %s
// RUN: not %clang -### -S -fcoverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-AND-GEN %s
// RUN: %clang -### -S -fcoverage-mapping -fno-coverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-COVERAGE %s
// RUN: %clang -### -S -fprofile-instr-generate -fcoverage-mapping -fno-coverage-mapping %s 2>&1 | FileCheck -check-prefix=CHECK-DISABLE-COVERAGE %s
// RUN: %clang -### -S -fprofile-remapping-file=foo/bar.txt %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-REMAP %s
// RUN: %clang -### -S -forder-file-instrumentation %s 2>&1 | FileCheck -check-prefix=CHECK-ORDERFILE-INSTR %s
// RUN: %clang -### --target=x86_64-linux-gnu -flto -forder-file-instrumentation %s 2>&1 | FileCheck -check-prefix=CHECK-ORDERFILE-INSTR-LTO %s
// CHECK-PROFILE-GENERATE: "-fprofile-instrument=clang"
// CHECK-PROFILE-GENERATE-LLVM: "-fprofile-instrument=llvm"
// CHECK-PROFILE-GENERATE-DIR: "-fprofile-instrument-path=/some/dir{{/|\\\\}}{{.*}}"
// CHECK-PROFILE-GENERATE-FILE: "-fprofile-instrument-path=/tmp/somefile.profraw"
// CHECK-NO-MIX-GEN-USE: '{{[a-z=-]*}}' not allowed with '{{[a-z=-]*}}'
// CHECK-NO-MIX-GENERATE: '{{[a-z=-]*}}' not allowed with '{{[a-z=-]*}}'
// CHECK-DISABLE-GEN-NOT: "-fprofile-instrument=clang"
// CHECK-DISABLE-USE-NOT: "-fprofile-instr-use"
// CHECK-COVERAGE-AND-GEN: '-fcoverage-mapping' only allowed with '-fprofile-instr-generate'
// CHECK-DISABLE-COVERAGE-NOT: "-fcoverage-mapping"
// CHECK-PROFILE-REMAP: "-fprofile-remapping-file=foo/bar.txt"
// CHECK-ORDERFILE-INSTR: "-forder-file-instrumentation"
// CHECK-ORDERFILE-INSTR: "-enable-order-file-instrumentation"
// CHECK-ORDERFILE-INSTR-LTO: "-forder-file-instrumentation"
// CHECK-ORDERFILE-INSTR-LTO-NOT: "-enable-order-file-instrumentation"
// RUN: %clang -### -S -fprofile-use %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE %s
// RUN: %clang -### -S -fprofile-instr-use %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE %s
// RUN: mkdir -p %t.d/some/dir
// RUN: %clang -### -S -fprofile-use=%t.d/some/dir %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE-DIR %s
// RUN: %clang -### -S -fprofile-instr-use=/tmp/somefile.prof %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-USE-FILE %s
// CHECK-PROFILE-USE: "-fprofile-instrument-use-path=default.profdata"
// CHECK-PROFILE-USE-DIR: "-fprofile-instrument-use-path={{.*}}.d/some/dir{{/|\\\\}}default.profdata"
// CHECK-PROFILE-USE-FILE: "-fprofile-instrument-use-path=/tmp/somefile.prof"
// RUN: %clang -### -S -fprofile-instr-use=%t.profdata -fdiagnostics-misexpect-tolerance=10 -Wmisexpect %s 2>&1 | FileCheck %s --check-prefix=CHECK-MISEXPECT-TOLLERANCE
// CHECK-MISEXPECT-TOLLERANCE: "-fdiagnostics-misexpect-tolerance=10"
// CHECK-MISEXPECT-TOLLERANCE-NOT: argument unused
// RUN: %clang -### -S -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -fvectorize -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -ftree-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-tree-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-tree-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -ftree-vectorize -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -O %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -O2 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -Os %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-vectorize -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -O1 -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -Ofast %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -O0 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -O1 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -Oz %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// CHECK-VECTORIZE: "-vectorize-loops"
// CHECK-NO-VECTORIZE-NOT: "-vectorize-loops"
// RUN: %clang -### -S -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-slp-vectorize -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -fslp-vectorize -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -ftree-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-tree-slp-vectorize -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-tree-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -ftree-slp-vectorize -fno-slp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -O %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -O2 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -Os %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -Oz %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-slp-vectorize -O3 %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -O1 -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -Ofast %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -O0 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// RUN: %clang -### -S -O1 %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE %s
// CHECK-SLP-VECTORIZE: "-vectorize-slp"
// CHECK-NO-SLP-VECTORIZE-NOT: "-vectorize-slp"
// RUN: %clang -### -S -fextended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-EXTENDED-IDENTIFIERS %s
// RUN: not %clang -### -S -fno-extended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-NO-EXTENDED-IDENTIFIERS %s
// CHECK-EXTENDED-IDENTIFIERS: "-cc1"
// CHECK-EXTENDED-IDENTIFIERS-NOT: "-fextended-identifiers"
// CHECK-NO-EXTENDED-IDENTIFIERS: error: unsupported option '-fno-extended-identifiers'
// RUN: %clang -### -S -frounding-math %s 2>&1 | FileCheck -check-prefix=CHECK-ROUNDING-MATH %s
// CHECK-ROUNDING-MATH: "-cc1"
// CHECK-ROUNDING-MATH: "-frounding-math"
// CHECK-ROUNDING-MATH-NOT: "-fno-rounding-math"
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-ROUNDING-MATH-NOT %s
// RUN: not %clang -### -S -ffp-model=imprecise %s 2>&1 | FileCheck -check-prefix=CHECK-FPMODEL %s
// CHECK-FPMODEL: unsupported argument 'imprecise' to option '-ffp-model='
// RUN: %clang -### -S -ffp-model=precise %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: %clang -### -S -ffp-model=strict %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: %clang -### -S -ffp-model=fast %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: not %clang -### -S -ffp-exception-behavior=trap %s 2>&1 | FileCheck -check-prefix=CHECK-FPEB %s
// CHECK-FPEB: unsupported argument 'trap' to option '-ffp-exception-behavior='
// RUN: %clang -### -S -ffp-exception-behavior=maytrap %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: %clang -### -S -ffp-exception-behavior=ignore %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: %clang -### -S -ffp-exception-behavior=strict %s 2>&1 | FileCheck -check-prefix=IGNORE %s
// RUN: %clang -### -S -fno-pascal-strings -mpascal-strings %s 2>&1 | FileCheck -check-prefix=CHECK-M-PASCAL-STRINGS %s
// CHECK-M-PASCAL-STRINGS: "-fpascal-strings"
// RUN: %clang -### -S -fpascal-strings -mno-pascal-strings %s 2>&1 | FileCheck -check-prefix=CHECK-NO-M-PASCAL-STRINGS %s
// CHECK-NO-M-PASCAL-STRINGS-NOT: "-fpascal-strings"
// RUN: %clang -### -S -O4 %s 2>&1 | FileCheck -check-prefix=CHECK-MAX-O %s
// CHECK-MAX-O: warning: -O4 is equivalent to -O3
// CHECK-MAX-O: -O3
// RUN: %clang -S -O20 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-O %s
// CHECK-INVALID-O: warning: optimization level '-O20' is not supported; using '-O3' instead
// RUN: not %clang -### -S -finput-charset=iso-8859-1 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-CHARSET %s
// CHECK-INVALID-CHARSET: error: invalid value 'iso-8859-1' in '-finput-charset=iso-8859-1'
// RUN: not %clang -### -S -fexec-charset=iso-8859-1 -o /dev/null %s 2>&1 | FileCheck -check-prefix=CHECK-INVALID-INPUT-CHARSET %s
// CHECK-INVALID-INPUT-CHARSET: error: invalid value 'iso-8859-1' in '-fexec-charset=iso-8859-1'
// Test that we don't error on these.
// RUN: not %clang -### -S -Werror \
// RUN: -falign-functions -falign-functions=2 -fno-align-functions \
// RUN: -fasynchronous-unwind-tables -fno-asynchronous-unwind-tables \
// RUN: -fbuiltin -fno-builtin \
// RUN: -fdiagnostics-show-location=once \
// RUN: -ffloat-store -fno-float-store \
// RUN: -feliminate-unused-debug-types -fno-eliminate-unused-debug-types \
// RUN: -fgcse -fno-gcse \
// RUN: -fident -fno-ident \
// RUN: -fimplicit-templates -fno-implicit-templates \
// RUN: -finput-charset=UTF-8 \
// RUN: -fexec-charset=UTF-8 \
// RUN: -fivopts -fno-ivopts \
// RUN: -fnon-call-exceptions -fno-non-call-exceptions \
// RUN: -fpermissive -fno-permissive \
// RUN: -fdefer-pop -fno-defer-pop \
// RUN: -fprefetch-loop-arrays -fno-prefetch-loop-arrays \
// RUN: -fprofile-correction -fno-profile-correction \
// RUN: -fprofile-values -fno-profile-values \
// RUN: -frounding-math -fno-rounding-math \
// RUN: -fsee -fno-see \
// RUN: -ftracer -fno-tracer \
// RUN: -funroll-all-loops -fno-unroll-all-loops \
// RUN: -fuse-ld=gold \
// RUN: -fno-builtin-foobar \
// RUN: -fno-builtin-strcat -fno-builtin-strcpy \
// RUN: -fno-var-tracking \
// RUN: -fno-unsigned-char \
// RUN: -fno-signed-char \
// RUN: -fstrength-reduce -fno-strength-reduce \
// RUN: -finline-limit=1000 \
// RUN: -finline-limit \
// RUN: -flto=1 \
// RUN: -falign-labels \
// RUN: -falign-labels=100 \
// RUN: -falign-loops \
// RUN: -falign-loops=100 \
// RUN: -falign-jumps \
// RUN: -falign-jumps=100 \
// RUN: -fexcess-precision=100 \
// RUN: -fbranch-count-reg \
// RUN: -fcaller-saves \
// RUN: -fno-default-inline -fdefault-inline \
// RUN: -fgcse-after-reload \
// RUN: -fgcse-las \
// RUN: -fgcse-sm \
// RUN: -fipa-cp \
// RUN: -finline-functions-called-once \
// RUN: -fmodulo-sched \
// RUN: -fmodulo-sched-allow-regmoves \
// RUN: -fpeel-loops \
// RUN: -frename-registers \
// RUN: -fschedule-insns2 \
// RUN: -fsingle-precision-constant \
// RUN: -funsafe-loop-optimizations \
// RUN: -fuse-linker-plugin \
// RUN: -fvect-cost-model \
// RUN: -fvariable-expansion-in-unroller \
// RUN: -fweb \
// RUN: -fwhole-program \
// RUN: -fno-tree-dce -ftree-dce \
// RUN: -fno-tree-ter -ftree-ter \
// RUN: -fno-tree-vrp -ftree-vrp \
// RUN: -fno-delete-null-pointer-checks -fdelete-null-pointer-checks \
// RUN: -fno-inline-small-functions -finline-small-functions \
// RUN: -fno-fat-lto-objects -ffat-lto-objects \
// RUN: -flto=auto -flto=jobserver \
// RUN: -fno-merge-constants -fmerge-constants \
// RUN: -fno-caller-saves -fcaller-saves \
// RUN: -fno-reorder-blocks -freorder-blocks \
// RUN: -fno-schedule-insns2 -fschedule-insns2 \
// RUN: -fno-stack-check \
// RUN: -ffriend-injection \
// RUN: -fno-implement-inlines -fimplement-inlines \
// RUN: -fstack-check \
// RUN: -fforce-addr \
// RUN: -malign-functions=100 \
// RUN: -malign-loops=100 \
// RUN: -malign-jumps=100 \
// RUN: %s 2>&1 | FileCheck --check-prefix=IGNORE %s
// IGNORE-NOT: error: unknown argument
// Test that the warning is displayed on these.
// RUN: not %clang -### \
// RUN: -finline-limit=1000 \
// RUN: -finline-limit \
// RUN: -fexpensive-optimizations \
// RUN: -fno-expensive-optimizations \
// RUN: -fno-defer-pop \
// RUN: -fkeep-inline-functions \
// RUN: -fno-keep-inline-functions \
// RUN: -freorder-blocks \
// RUN: -ffloat-store \
// RUN: -fgcse \
// RUN: -fivopts \
// RUN: -fprefetch-loop-arrays \
// RUN: -fprofile-correction \
// RUN: -fprofile-values \
// RUN: -fschedule-insns \
// RUN: -fsignaling-nans \
// RUN: -fstrength-reduce \
// RUN: -ftracer \
// RUN: -funroll-all-loops \
// RUN: -funswitch-loops \
// RUN: -flto=1 \
// RUN: -falign-labels \
// RUN: -falign-labels=100 \
// RUN: -falign-loops \
// RUN: -falign-loops=100 \
// RUN: -falign-jumps \
// RUN: -falign-jumps=100 \
// RUN: -fexcess-precision=100 \
// RUN: -fbranch-count-reg \
// RUN: -fcaller-saves \
// RUN: -fno-default-inline \
// RUN: -fgcse-after-reload \
// RUN: -fgcse-las \
// RUN: -fgcse-sm \
// RUN: -fipa-cp \
// RUN: -finline-functions-called-once \
// RUN: -fmodulo-sched \
// RUN: -fmodulo-sched-allow-regmoves \
// RUN: -fpeel-loops \
// RUN: -frename-registers \
// RUN: -fschedule-insns2 \
// RUN: -fsingle-precision-constant \
// RUN: -funsafe-loop-optimizations \
// RUN: -fuse-linker-plugin \
// RUN: -fvect-cost-model \
// RUN: -fvariable-expansion-in-unroller \
// RUN: -fweb \
// RUN: -fwhole-program \
// RUN: -fcaller-saves \
// RUN: -freorder-blocks \
// RUN: -ffat-lto-objects \
// RUN: -fmerge-constants \
// RUN: -finline-small-functions \
// RUN: -ftree-dce \
// RUN: -ftree-ter \
// RUN: -ftree-vrp \
// RUN: -fno-devirtualize \
// RUN: -fno-devirtualize-speculatively \
// RUN: -fslp-vectorize-aggressive \
// RUN: -fno-slp-vectorize-aggressive \
// RUN: %s 2>&1 | FileCheck --check-prefix=CHECK-WARNING %s
// CHECK-WARNING-DAG: optimization flag '-finline-limit=1000' is not supported
// CHECK-WARNING-DAG: optimization flag '-finline-limit' is not supported
// CHECK-WARNING-DAG: optimization flag '-fexpensive-optimizations' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-expensive-optimizations' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-defer-pop' is not supported
// CHECK-WARNING-DAG: optimization flag '-fkeep-inline-functions' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-keep-inline-functions' is not supported
// CHECK-WARNING-DAG: optimization flag '-freorder-blocks' is not supported
// CHECK-WARNING-DAG: optimization flag '-ffloat-store' is not supported
// CHECK-WARNING-DAG: optimization flag '-fgcse' is not supported
// CHECK-WARNING-DAG: optimization flag '-fivopts' is not supported
// CHECK-WARNING-DAG: optimization flag '-fprefetch-loop-arrays' is not supported
// CHECK-WARNING-DAG: optimization flag '-fprofile-correction' is not supported
// CHECK-WARNING-DAG: optimization flag '-fprofile-values' is not supported
// CHECK-WARNING-DAG: optimization flag '-fschedule-insns' is not supported
// CHECK-WARNING-DAG: optimization flag '-fsignaling-nans' is not supported
// CHECK-WARNING-DAG: optimization flag '-fstrength-reduce' is not supported
// CHECK-WARNING-DAG: optimization flag '-ftracer' is not supported
// CHECK-WARNING-DAG: optimization flag '-funroll-all-loops' is not supported
// CHECK-WARNING-DAG: optimization flag '-funswitch-loops' is not supported
// CHECK-WARNING-DAG: unsupported argument '1' to option '-flto='
// CHECK-WARNING-DAG: optimization flag '-falign-labels' is not supported
// CHECK-WARNING-DAG: optimization flag '-falign-labels=100' is not supported
// CHECK-WARNING-DAG: optimization flag '-falign-loops' is not supported
// CHECK-WARNING-DAG: optimization flag '-falign-jumps' is not supported
// CHECK-WARNING-DAG: optimization flag '-falign-jumps=100' is not supported
// CHECK-WARNING-DAG: unsupported argument '100' to option '-fexcess-precision='
// CHECK-WARNING-DAG: optimization flag '-fbranch-count-reg' is not supported
// CHECK-WARNING-DAG: optimization flag '-fcaller-saves' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-default-inline' is not supported
// CHECK-WARNING-DAG: optimization flag '-fgcse-after-reload' is not supported
// CHECK-WARNING-DAG: optimization flag '-fgcse-las' is not supported
// CHECK-WARNING-DAG: optimization flag '-fgcse-sm' is not supported
// CHECK-WARNING-DAG: optimization flag '-fipa-cp' is not supported
// CHECK-WARNING-DAG: optimization flag '-finline-functions-called-once' is not supported
// CHECK-WARNING-DAG: optimization flag '-fmodulo-sched' is not supported
// CHECK-WARNING-DAG: optimization flag '-fmodulo-sched-allow-regmoves' is not supported
// CHECK-WARNING-DAG: optimization flag '-fpeel-loops' is not supported
// CHECK-WARNING-DAG: optimization flag '-frename-registers' is not supported
// CHECK-WARNING-DAG: optimization flag '-fschedule-insns2' is not supported
// CHECK-WARNING-DAG: optimization flag '-fsingle-precision-constant' is not supported
// CHECK-WARNING-DAG: optimization flag '-funsafe-loop-optimizations' is not supported
// CHECK-WARNING-DAG: optimization flag '-fuse-linker-plugin' is not supported
// CHECK-WARNING-DAG: optimization flag '-fvect-cost-model' is not supported
// CHECK-WARNING-DAG: optimization flag '-fvariable-expansion-in-unroller' is not supported
// CHECK-WARNING-DAG: optimization flag '-fweb' is not supported
// CHECK-WARNING-DAG: optimization flag '-fwhole-program' is not supported
// CHECK-WARNING-DAG: optimization flag '-fcaller-saves' is not supported
// CHECK-WARNING-DAG: optimization flag '-freorder-blocks' is not supported
// CHECK-WARNING-DAG: optimization flag '-fmerge-constants' is not supported
// CHECK-WARNING-DAG: optimization flag '-finline-small-functions' is not supported
// CHECK-WARNING-DAG: optimization flag '-ftree-dce' is not supported
// CHECK-WARNING-DAG: optimization flag '-ftree-ter' is not supported
// CHECK-WARNING-DAG: optimization flag '-ftree-vrp' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-devirtualize' is not supported
// CHECK-WARNING-DAG: optimization flag '-fno-devirtualize-speculatively' is not supported
// CHECK-WARNING-DAG: the flag '-fslp-vectorize-aggressive' has been deprecated and will be ignored
// CHECK-WARNING-DAG: the flag '-fno-slp-vectorize-aggressive' has been deprecated and will be ignored
// Test that we mute the warning on these
// RUN: %clang -### -finline-limit=1000 -Wno-invalid-command-line-argument \
// RUN: %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING1 %s
// RUN: %clang -### -finline-limit -Wno-invalid-command-line-argument \
// RUN: %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
// RUN: %clang -### -finline-limit \
// RUN: -Winvalid-command-line-argument -Wno-ignored-optimization-argument \
// RUN: %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
// CHECK-NO-WARNING1-NOT: optimization flag '-finline-limit=1000' is not supported
// CHECK-NO-WARNING2-NOT: optimization flag '-finline-limit' is not supported
// Test that an ignored optimization argument only prints 1 warning,
// not both a warning about not claiming the arg, *and* about not supporting
// the arg; and that adding -Wno-ignored-optimization silences the warning.
//
// RUN: %clang -### -fprofile-correction %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-NO-WARNING3 %s
// CHECK-NO-WARNING3: optimization flag '-fprofile-correction' is not supported
// CHECK-NO-WARNING3-NOT: argument unused
// RUN: %clang -### -fprofile-correction -Wno-ignored-optimization-argument %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-NO-WARNING4 %s
// CHECK-NO-WARNING4-NOT: not supported
// CHECK-NO-WARNING4-NOT: argument unused
// RUN: %clang -### -S -fsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN1 %s
// CHAR-SIGN1-NOT: -fno-signed-char
// RUN: %clang -### -S -funsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN2 %s
// CHAR-SIGN2: -fno-signed-char
// RUN: %clang -### -S -fno-signed-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN3 %s
// CHAR-SIGN3: -fno-signed-char
// RUN: %clang -### -S -fno-unsigned-char %s 2>&1 | FileCheck -check-prefix=CHAR-SIGN4 %s
// CHAR-SIGN4-NOT: -fno-signed-char
// 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
// 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
// Make sure we don't match the -NOT lines with the linker invocation.
// Delimiters match the start of the cc1 and the start of the linker lines
// DELIMITERS: {{^ (\(in-process\)|")}}
// CHECK-WCHAR1: -fwchar-type=int
// CHECK-WCHAR1-NOT: -fwchar-type=short
// CHECK-WCHAR2: -fwchar-type=short
// CHECK-WCHAR2-NOT: -fwchar-type=int
// DELIMITERS: {{^ *"}}
// RUN: %clang -### -S -fstrict-return %s 2>&1 | FileCheck -check-prefix=CHECK-STRICT-RETURN %s
// RUN: %clang -### -S -fno-strict-return %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-RETURN %s
// CHECK-STRICT-RETURN-NOT: "-fno-strict-return"
// CHECK-NO-STRICT-RETURN: "-fno-strict-return"
// RUN: %clang -### -S -fno-debug-info-for-profiling -fdebug-info-for-profiling %s 2>&1 | FileCheck -check-prefix=CHECK-PROFILE-DEBUG %s
// RUN: %clang -### -S -fdebug-info-for-profiling -fno-debug-info-for-profiling %s 2>&1 | FileCheck -check-prefix=CHECK-NO-PROFILE-DEBUG %s
// CHECK-PROFILE-DEBUG: -fdebug-info-for-profiling
// CHECK-NO-PROFILE-DEBUG-NOT: -fdebug-info-for-profiling
// RUN: %clang -### -S -fallow-editor-placeholders %s 2>&1 | FileCheck -check-prefix=CHECK-ALLOW-PLACEHOLDERS %s
// RUN: %clang -### -S -fno-allow-editor-placeholders %s 2>&1 | FileCheck -check-prefix=CHECK-NO-ALLOW-PLACEHOLDERS %s
// CHECK-ALLOW-PLACEHOLDERS: -fallow-editor-placeholders
// CHECK-NO-ALLOW-PLACEHOLDERS-NOT: -fallow-editor-placeholders
// RUN: %clang -### --target=x86_64-unknown-windows-msvc -fno-short-wchar %s 2>&1 | FileCheck -check-prefix CHECK-WINDOWS-ISO10646 %s
// CHECK-WINDOWS-ISO10646: "-fwchar-type=int"
// CHECK-WINDOWS-ISO10646: "-fsigned-wchar"
// RUN: %clang -### -S -fcf-protection %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-FULL %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-FULL %s
// RUN: %clang -### -S -fcf-protection=full %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-FULL %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-FULL %s
// CHECK-CF-PROTECTION-FULL: -fcf-protection=full
// CHECK-NO-CF-PROTECTION-FULL-NOT: -fcf-protection=full
// RUN: %clang -### -S -fcf-protection=return %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-RETURN %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-RETURN %s
// CHECK-CF-PROTECTION-RETURN: -fcf-protection=return
// CHECK-NO-CF-PROTECTION-RETURN-NOT: -fcf-protection=return
// RUN: %clang -### -S -fcf-protection=branch %s 2>&1 | FileCheck -check-prefix=CHECK-CF-PROTECTION-BRANCH %s
// RUN: %clang -### -S %s 2>&1 | FileCheck -check-prefix=CHECK-NO-CF-PROTECTION-BRANCH %s
// CHECK-CF-PROTECTION-BRANCH: -fcf-protection=branch
// CHECK-NO-CF-PROTECTION-BRANCH-NOT: -fcf-protection=branch
// RUN: %clang -### -S -fprofile-instr-generate -fcoverage-compilation-dir=. %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-COMPILATION-DIR %s
// RUN: %clang -### -S -fprofile-instr-generate -ffile-compilation-dir=. %s 2>&1 | FileCheck -check-prefix=CHECK-COVERAGE-COMPILATION-DIR %s
// CHECK-COVERAGE-COMPILATION-DIR: "-fcoverage-compilation-dir=."
// CHECK-COVERAGE-COMPILATION-DIR-NOT: "-ffile-compilation-dir=."
// RUN: %clang -### -S -fverify-intermediate-code %s 2>&1 | FileCheck -check-prefix=CHECK-VERIFY-INTERMEDIATE-CODE %s
// RUN: %clang -### -S -fno-verify-intermediate-code %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VERIFY-INTERMEDIATE-CODE %s
// CHECK-VERIFY-INTERMEDIATE-CODE-NOT: "-disable-llvm-verifier"
// CHECK-NO-VERIFY-INTERMEDIATE-CODE: "-disable-llvm-verifier"
// RUN: %clang -### -S -fdiscard-value-names %s 2>&1 | FileCheck -check-prefix=CHECK-DISCARD-NAMES %s
// RUN: %clang -### -S -fno-discard-value-names %s 2>&1 | FileCheck -check-prefix=CHECK-NO-DISCARD-NAMES %s
// CHECK-DISCARD-NAMES: "-discard-value-names"
// CHECK-NO-DISCARD-NAMES-NOT: "-discard-value-names"
// RUN: %clang -### -S -fdelete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NULL-POINTER-CHECKS %s
// RUN: %clang -### -S -fno-delete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NO-NULL-POINTER-CHECKS %s
// RUN: %clang -### -S -fdelete-null-pointer-checks -fno-delete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NO-NULL-POINTER-CHECKS %s
// RUN: %clang -### -S -fno-delete-null-pointer-checks -fdelete-null-pointer-checks %s 2>&1 | FileCheck -check-prefix=CHECK-NULL-POINTER-CHECKS %s
// CHECK-NO-NULL-POINTER-CHECKS: "-fno-delete-null-pointer-checks"
// CHECK-NULL-POINTER-CHECKS-NOT: "-fno-delete-null-pointer-checks"
// RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
// RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-gcc-switches %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
// 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
// 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
// RUN: %clang -### -S --target=x86_64-unknown-linux -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
// RUN: %clang -### -S --target=x86_64-unknown-linux -fno-record-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-NO-RECORD-GCC-SWITCHES %s
// 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
// 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
// Test with a couple examples of non-ELF object file formats
// RUN: %clang -### -S --target=x86_64-unknown-macosx -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES %s
// RUN: not %clang -### -S --target=x86_64-unknown-windows -frecord-command-line %s 2>&1 | FileCheck -check-prefix=CHECK-RECORD-GCC-SWITCHES-ERROR %s
// CHECK-RECORD-GCC-SWITCHES: "-record-command-line"
// CHECK-NO-RECORD-GCC-SWITCHES-NOT: "-record-command-line"
// CHECK-RECORD-GCC-SWITCHES-ERROR: error: unsupported option '-frecord-command-line' for target
// Test when clang is in a path containing a space.
// The initial `rm` is a workaround for https://openradar.appspot.com/FB8914243
// (Scenario: Run tests once, `clang` gets copied and run at new location and signature
// is cached at the new clang's inode, then clang is changed, tests run again, old signature
// is still cached with old clang's inode, so it won't execute this time. Removing the dir
// first guarantees a new inode without old cache entries.)
// RUN: rm -rf "%t.r/with spaces"
// RUN: mkdir -p "%t.r/with spaces"
// RUN: cp %clang "%t.r/with spaces/clang"
// 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
// CHECK-RECORD-GCC-SWITCHES-ESCAPED: "-record-command-line" "{{.+}}with\\ spaces{{.+}}"
// Clean up copy of large binary copied into temp directory to avoid bloat.
// RUN: rm -f "%t.r/with spaces/clang" || true
// RUN: %clang -### -S -ftrivial-auto-var-init=uninitialized %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-UNINIT %s
// RUN: %clang -### -S -ftrivial-auto-var-init=pattern %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-PATTERN %s
// RUN: %clang -### -S -ftrivial-auto-var-init=zero %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-ZERO %s
// CHECK-TRIVIAL-UNINIT-NOT: hasn't been enabled
// CHECK-TRIVIAL-PATTERN-NOT: hasn't been enabled
// CHECK-TRIVIAL-ZERO-NOT: hasn't been enabled
// 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
// 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
// RUN: not %clang -### -S -ftrivial-auto-var-init-stop-after=0 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-STOP-AFTER-MISSING-DEPENDENCY %s
// 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
// 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
// CHECK-TRIVIAL-PATTERN-STOP-AFTER-NOT: is used without '-ftrivial-auto-var-init'
// CHECK-TRIVIAL-PATTERN-STOP-AFTER-NOT: only accepts positive integers
// CHECK-TRIVIAL-ZERO-STOP-AFTER-NOT: is used without '-ftrivial-auto-var-init'
// CHECK-TRIVIAL-ZERO-STOP-AFTER-NOT: only accepts positive integers
// CHECK-TRIVIAL-STOP-AFTER-MISSING-DEPENDENCY: used without '-ftrivial-auto-var-init=zero' or
// CHECK-TRIVIAL-PATTERN-STOP-AFTER-INVALID-VALUE: only accepts positive integers
// CHECK-TRIVIAL-ZERO-STOP-AFTER-INVALID-VALUE: only accepts positive integers
// 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
// 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
// RUN: not %clang -### -S -ftrivial-auto-var-init-max-size=1024 %s 2>&1 | FileCheck -check-prefix=CHECK-TRIVIAL-MAX-SIZE-MISSING-DEPENDENCY %s
// 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
// 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
// CHECK-TRIVIAL-PATTERN-MAX-SIZE-NOT: is used without '-ftrivial-auto-var-init'
// CHECK-TRIVIAL-PATTERN-MAX-SIZE-NOT: only accepts positive integers (in bytes)
// CHECK-TRIVIAL-ZERO-MAX-SIZE-NOT: is used without '-ftrivial-auto-var-init'
// CHECK-TRIVIAL-ZERO-MAX-SIZE-NOT: only accepts positive integers (in bytes)
// CHECK-TRIVIAL-MAX-SIZE-MISSING-DEPENDENCY: used without '-ftrivial-auto-var-init=zero' or
// CHECK-TRIVIAL-PATTERN-MAX-SIZE-INVALID-VALUE: only accepts positive integers (in bytes)
// CHECK-TRIVIAL-ZERO-MAX-SIZE-INVALID-VALUE: only accepts positive integers (in bytes)
// RUN: %clang -### -S -fno-temp-file %s 2>&1 | FileCheck -check-prefix=CHECK-NO-TEMP-FILE %s
// CHECK-NO-TEMP-FILE: "-fno-temp-file"
// RUN: %clang -### -xobjective-c -fobjc-disable-direct-methods-for-testing %s 2>&1 | FileCheck -check-prefix=CHECK_DISABLE_DIRECT %s
// RUN: %clang -### -xobjective-c %s 2>&1 | FileCheck -check-prefix=CHECK_NO_DISABLE_DIRECT %s
// CHECK_DISABLE_DIRECT: -fobjc-disable-direct-methods-for-testing
// CHECK_NO_DISABLE_DIRECT-NOT: -fobjc-disable-direct-methods-for-testing
// RUN: %clang -### -S -fjmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefixes=CHECK_JMC_WARN,CHECK_NOJMC %s
// RUN: %clang -### -S -fjmc --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefixes=CHECK_JMC_WARN,CHECK_NOJMC %s
// RUN: %clang -### -S -fjmc -g --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_JMC %s
// RUN: %clang -### -S -fjmc -g -fno-jmc --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC %s
// RUN: %clang -### -S -fjmc -g --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_JMC %s
// RUN: %clang -### -S -fjmc -g -fno-jmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC %s
// RUN: %clang -### -fjmc -g -flto --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC_LTO %s
// RUN: %clang -### -fjmc -g -flto --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_JMC_LTO %s
// RUN: %clang -### -fjmc -g -flto -fno-jmc --target=x86_64-unknown-linux %s 2>&1 | FileCheck -check-prefix=CHECK_NOJMC_LTO %s
// CHECK_JMC_WARN: -fjmc requires debug info. Use -g or debug options that enable debugger's stepping function; option ignored
// CHECK_JMC_WARN_NOT_ELF: -fjmc works only for ELF; option ignored
// CHECK_NOJMC-NOT: -fjmc
// CHECK_JMC: -fjmc
// CHECK_NOJMC_LTO-NOT: -plugin-opt=-enable-jmc-instrument
// CHECK_JMC_LTO: -plugin-opt=-enable-jmc-instrument
// RUN: %clang -### -fintegrated-objemitter --target=x86_64 %s 2>&1 | FileCheck -check-prefix=CHECK-INT-OBJEMITTER %s
// CHECK-INT-OBJEMITTER-NOT: unsupported option '-fintegrated-objemitter' for target
// RUN: not %clang -### -fno-integrated-objemitter --target=x86_64 %s 2>&1 | FileCheck -check-prefix=CHECK-NOINT-OBJEMITTER %s
// CHECK-NOINT-OBJEMITTER: unsupported option '-fno-integrated-objemitter' for target
// RUN: %clang -### --target=aarch64-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
// RUN: %clang -### --target=aarch64-windows-msvc -fms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
// RUN: %clang -### --target=aarch64-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
// RUN: %clang -### --target=x86_64-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
// RUN: %clang -### --target=x86_64-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
// RUN: %clang -### --target=i686-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-MS-VOLATILE %s
// RUN: %clang -### --target=i686-windows-msvc -fno-ms-volatile %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MS-VOLATILE %s
// CHECK-MS-VOLATILE: -fms-volatile
// CHECK-NO-MS-VOLATILE-NOT: -fms-volatile
// RUN: %clang -### --target=x86_64-pc-windows-msvc %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-ALIASING %s
// RUN: %clang -### --target=x86_64-pc-windows-msvc -fstrict-aliasing %s 2>&1 | FileCheck -check-prefix=CHECK-STRICT-ALIASING %s
// RUN: %clang -### --target=x86_64-pc-windows-msvc -fno-strict-aliasing %s 2>&1 | FileCheck -check-prefix=CHECK-NO-STRICT-ALIASING %s
// CHECK-STRICT-ALIASING-NOT: -relaxed-aliasing
// CHECK-NO-STRICT-ALIASING: -relaxed-aliasing
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