$ cat test.c
int main() { return 0; }

$ > foo.lib

$ ./bin/clang-cl foo.lib test.c -###
clang version 3.6.0
Target: x86_64-apple-windows-msvc
Thread model: posix
 "/Users/ehsan/src/llvm-objdir/bin/clang-3.5" "-cc1" "-triple" "x86_64-apple-windows-msvc" "-emit-obj" "-mrelax-all" "-disable-free" "-main-file-name" "test.c" "-mrelocation-model" "pic" "-pic-level" "2" "-mdisable-fp-elim" "-relaxed-aliasing" "-fmath-errno" "-masm-verbose" "-mconstructor-aliases" "-munwind-tables" "-target-cpu" "x86-64" "-D_MT" "--dependent-lib=libcmt" "--dependent-lib=oldnames" "-fdiagnostics-format" "msvc" "-dwarf-column-info" "-resource-dir" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0" "-internal-isystem" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 10.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/PlatformSDK/Include" "-fdebug-compilation-dir" "/Users/ehsan/src/llvm-objdir" "-ferror-limit" "19" "-fmessage-length" "180" "-mstackrealign" "-fms-extensions" "-fms-compatibility" "-fms-compatibility-version=17.00" "-fdelayed-template-parsing" "-fobjc-runtime=gcc" "-fdiagnostics-show-option" "-fcolor-diagnostics" "-o" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/test-4b5926.obj" "-x" "c" "test.c"
 "link.exe" "-out:foo.exe" "-nologo" "foo.lib" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/test-4b5926.obj"

$ ./bin/clang-cl -TP foo.lib test.c -###
clang version 3.6.0
Target: x86_64-apple-windows-msvc
Thread model: posix
 "/Users/ehsan/src/llvm-objdir/bin/clang-3.5" "-cc1" "-triple" "x86_64-apple-windows-msvc" "-emit-obj" "-mrelax-all" "-disable-free" "-main-file-name" "foo.lib" "-mrelocation-model" "pic" "-pic-level" "2" "-mdisable-fp-elim" "-relaxed-aliasing" "-fmath-errno" "-masm-verbose" "-mconstructor-aliases" "-munwind-tables" "-target-cpu" "x86-64" "-D_MT" "--dependent-lib=libcmt" "--dependent-lib=oldnames" "-fdiagnostics-format" "msvc" "-dwarf-column-info" "-resource-dir" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0" "-internal-isystem" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 10.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/PlatformSDK/Include" "-std=c++11" "-fdeprecated-macro" "-fdebug-compilation-dir" "/Users/ehsan/src/llvm-objdir" "-ferror-limit" "19" "-fmessage-length" "180" "-mstackrealign" "-fms-extensions" "-fms-compatibility" "-fms-compatibility-version=17.00" "-fdelayed-template-parsing" "-fobjc-runtime=gcc" "-fdiagnostics-show-option" "-fcolor-diagnostics" "-o" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/foo-efd206.obj" "-x" "c++" "foo.lib"
 "/Users/ehsan/src/llvm-objdir/bin/clang-3.5" "-cc1" "-triple" "x86_64-apple-windows-msvc" "-emit-obj" "-mrelax-all" "-disable-free" "-main-file-name" "test.c" "-mrelocation-model" "pic" "-pic-level" "2" "-mdisable-fp-elim" "-relaxed-aliasing" "-fmath-errno" "-masm-verbose" "-mconstructor-aliases" "-munwind-tables" "-target-cpu" "x86-64" "-D_MT" "--dependent-lib=libcmt" "--dependent-lib=oldnames" "-fdiagnostics-format" "msvc" "-dwarf-column-info" "-resource-dir" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0" "-internal-isystem" "/Users/ehsan/src/llvm-objdir/bin/../lib/clang/3.6.0/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 10.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 9.0/VC/PlatformSDK/Include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/include" "-internal-isystem" "C:/Program Files/Microsoft Visual Studio 8/VC/PlatformSDK/Include" "-std=c++11" "-fdeprecated-macro" "-fdebug-compilation-dir" "/Users/ehsan/src/llvm-objdir" "-ferror-limit" "19" "-fmessage-length" "180" "-mstackrealign" "-fms-extensions" "-fms-compatibility" "-fms-compatibility-version=17.00" "-fdelayed-template-parsing" "-fobjc-runtime=gcc" "-fdiagnostics-show-option" "-fcolor-diagnostics" "-o" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/test-973ffa.obj" "-x" "c++" "test.c"
 "link.exe" "-out:foo.exe" "-nologo" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/foo-efd206.obj" "/var/folders/ry/m4kkhrl17c76cqyfd5qv5sph0000gn/T/test-973ffa.obj"