diff --git a/llvm/test/lit.cfg.py b/llvm/test/lit.cfg.py
--- a/llvm/test/lit.cfg.py
+++ b/llvm/test/lit.cfg.py
@@ -145,7 +145,7 @@
     'llvm-isel-fuzzer', 'llvm-opt-fuzzer', 'llvm-lib', 'llvm-link', 'llvm-lto',
     'llvm-lto2', 'llvm-mc', 'llvm-mca', 'llvm-modextract', 'llvm-nm',
     'llvm-objcopy', 'llvm-objdump', 'llvm-pdbutil', 'llvm-profdata',
-    'llvm-ranlib', 'llvm-readelf', 'llvm-readobj', 'llvm-rtdyld', 'llvm-size',
+    'llvm-ranlib', 'llvm-rc', 'llvm-readelf', 'llvm-readobj', 'llvm-rtdyld', 'llvm-size',
     'llvm-split', 'llvm-strings', 'llvm-strip', 'llvm-tblgen', 'llvm-undname',
     'llvm-c-test', 'llvm-cxxfilt', 'llvm-xray', 'yaml2obj', 'obj2yaml',
     'yaml-bench', 'verify-uselistorder', 'bugpoint', 'llc', 'llvm-symbolizer',
diff --git a/llvm/test/tools/llvm-rc/codepage.test b/llvm/test/tools/llvm-rc/codepage.test
--- a/llvm/test/tools/llvm-rc/codepage.test
+++ b/llvm/test/tools/llvm-rc/codepage.test
@@ -18,11 +18,11 @@
 ; UTF8-NEXT:   0040: 00000000                             |....|
 ; UTF8-NEXT: )
 
-; RUN: not llvm-rc /C 65001 /FO %t.utf8-escape-narrow.res %p/Inputs/utf8-escape-narrow.rc 2>&1 | FileCheck %s --check-prefix UTF8_ESCAPE
+; RUN: not llvm-rc /C 65001 /FO %t.utf8-escape-narrow.res -- %p/Inputs/utf8-escape-narrow.rc 2>&1 | FileCheck %s --check-prefix UTF8_ESCAPE
 ; UTF8_ESCAPE: llvm-rc: Error in STRINGTABLE statement (ID 1):
 ; UTF8_ESCAPE-NEXT: Unable to interpret single byte (195) as UTF-8
 
-; RUN: llvm-rc /C 1252 /FO %t.cp1252.res %p/Inputs/cp1252.rc
+; RUN: llvm-rc /C 1252 /FO %t.cp1252.res -- %p/Inputs/cp1252.rc
 ; RUN: llvm-readobj %t.cp1252.res | FileCheck %s --check-prefix=CP1252
 
 ; CP1252:      Resource type (int): 6
diff --git a/llvm/test/tools/llvm-rc/parser-expr.test b/llvm/test/tools/llvm-rc/parser-expr.test
--- a/llvm/test/tools/llvm-rc/parser-expr.test
+++ b/llvm/test/tools/llvm-rc/parser-expr.test
@@ -17,36 +17,36 @@
 ; CHECK-NEXT:  Language: 5, Sublanguage: 7
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-bad-binary-1.rc 2>&1 | FileCheck %s --check-prefix BINARY1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-bad-binary-1.rc 2>&1 | FileCheck %s --check-prefix BINARY1
 
 ; BINARY1: llvm-rc: Error parsing file: expected '-', '~', integer or '(', got &
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-bad-binary-2.rc 2>&1 | FileCheck %s --check-prefix BINARY2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-bad-binary-2.rc 2>&1 | FileCheck %s --check-prefix BINARY2
 
 ; BINARY2: llvm-rc: Error parsing file: expected '-', '~', integer or '(', got |
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-bad-binary-3.rc 2>&1 | FileCheck %s --check-prefix BINARY3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-bad-binary-3.rc 2>&1 | FileCheck %s --check-prefix BINARY3
 
 ; BINARY3: llvm-rc: Error parsing file: expected '-', '~', integer or '(', got +
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-bad-unary.rc 2>&1 | FileCheck %s --check-prefix UNARY
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-bad-unary.rc 2>&1 | FileCheck %s --check-prefix UNARY
 
 ; UNARY: llvm-rc: Error parsing file: expected ',', got ~
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-unbalanced-1.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-unbalanced-1.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED1
 
 ; UNBALANCED1: llvm-rc: Error parsing file: expected ')', got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-unbalanced-2.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-unbalanced-2.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED2
 
 ; UNBALANCED2: llvm-rc: Error parsing file: expected ',', got )
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-expr-unbalanced-3.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-expr-unbalanced-3.rc 2>&1 | FileCheck %s --check-prefix UNBALANCED3
 
 ; UNBALANCED3: llvm-rc: Error parsing file: expected ',', got )
diff --git a/llvm/test/tools/llvm-rc/parser.test b/llvm/test/tools/llvm-rc/parser.test
--- a/llvm/test/tools/llvm-rc/parser.test
+++ b/llvm/test/tools/llvm-rc/parser.test
@@ -100,156 +100,156 @@
 
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-stringtable-no-string.rc 2>&1 | FileCheck %s --check-prefix PSTRINGTABLE1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-stringtable-no-string.rc 2>&1 | FileCheck %s --check-prefix PSTRINGTABLE1
 
 ; PSTRINGTABLE1:  llvm-rc: Error parsing file: expected string, got }
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-stringtable-weird-option.rc 2>&1 | FileCheck %s --check-prefix PSTRINGTABLE2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-stringtable-weird-option.rc 2>&1 | FileCheck %s --check-prefix PSTRINGTABLE2
 
 ; PSTRINGTABLE2:  llvm-rc: Error parsing file: expected optional statement type, BEGIN or '{', got NONSENSETYPE
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-eof.rc 2>&1 | FileCheck %s --check-prefix PEOF
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-eof.rc 2>&1 | FileCheck %s --check-prefix PEOF
 
 ; PEOF:  llvm-rc: Error parsing file: expected '-', '~', integer or '(', got <EOF>
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-no-characteristics-arg.rc 2>&1 | FileCheck %s --check-prefix PCHARACTERISTICS1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-no-characteristics-arg.rc 2>&1 | FileCheck %s --check-prefix PCHARACTERISTICS1
 
 ; PCHARACTERISTICS1:  llvm-rc: Error parsing file: expected '-', '~', integer or '(', got BEGIN
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-nonsense-token.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-nonsense-token.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE1
 
 ; PNONSENSE1:  llvm-rc: Error parsing file: expected int or identifier, got &
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-nonsense-type.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-nonsense-type.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE2
 
 ; PNONSENSE2:  llvm-rc: Error parsing file: expected filename, '{' or BEGIN, got <EOF>
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-nonsense-type-eof.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-nonsense-type-eof.rc 2>&1 | FileCheck %s --check-prefix PNONSENSE3
 
 ; PNONSENSE3:  llvm-rc: Error parsing file: expected int or identifier, got <EOF>
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-language-no-comma.rc 2>&1 | FileCheck %s --check-prefix PLANGUAGE1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-language-no-comma.rc 2>&1 | FileCheck %s --check-prefix PLANGUAGE1
 
 ; PLANGUAGE1:  llvm-rc: Error parsing file: expected ',', got 7
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-language-too-many-commas.rc 2>&1 | FileCheck %s --check-prefix PLANGUAGE2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-language-too-many-commas.rc 2>&1 | FileCheck %s --check-prefix PLANGUAGE2
 
 ; PLANGUAGE2:  llvm-rc: Error parsing file: expected '-', '~', integer or '(', got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-html-extra-comma.rc 2>&1 | FileCheck %s --check-prefix PHTML2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-html-extra-comma.rc 2>&1 | FileCheck %s --check-prefix PHTML2
 
 ; PHTML2:  llvm-rc: Error parsing file: expected string, got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-accelerators-bad-flag.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-accelerators-bad-flag.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS1
 
 ; PACCELERATORS1:  llvm-rc: Error parsing file: expected ASCII/VIRTKEY/NOINVERT/ALT/SHIFT/CONTROL, got HELLO
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-accelerators-bad-int-or-string.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-accelerators-bad-int-or-string.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS2
 
 ; PACCELERATORS2:  llvm-rc: Error parsing file: expected int or string, got NotIntOrString
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-accelerators-no-comma.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-accelerators-no-comma.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS3
 
 ; PACCELERATORS3:  llvm-rc: Error parsing file: expected int or string, got CONTROL
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-accelerators-no-comma-2.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS4
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-accelerators-no-comma-2.rc 2>&1 | FileCheck %s --check-prefix PACCELERATORS4
 
 ; PACCELERATORS4:  llvm-rc: Error parsing file: expected ',', got 10
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-menu-bad-id.rc 2>&1 | FileCheck %s --check-prefix PMENU1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-menu-bad-id.rc 2>&1 | FileCheck %s --check-prefix PMENU1
 
 ; PMENU1:  llvm-rc: Error parsing file: expected '-', '~', integer or '(', got A
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-menu-bad-flag.rc 2>&1 | FileCheck %s --check-prefix PMENU2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-menu-bad-flag.rc 2>&1 | FileCheck %s --check-prefix PMENU2
 
 ; PMENU2:  llvm-rc: Error parsing file: expected CHECKED/GRAYED/HELP/INACTIVE/MENUBARBREAK/MENUBREAK, got ERRONEOUS
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-menu-missing-block.rc 2>&1 | FileCheck %s --check-prefix PMENU3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-menu-missing-block.rc 2>&1 | FileCheck %s --check-prefix PMENU3
 
 ; PMENU3:  llvm-rc: Error parsing file: expected '{', got POPUP
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-menu-misspelled-separator.rc 2>&1 | FileCheck %s --check-prefix PMENU4
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-menu-misspelled-separator.rc 2>&1 | FileCheck %s --check-prefix PMENU4
 
 ; PMENU4:  llvm-rc: Error parsing file: expected SEPARATOR or string, got NOTSEPARATOR
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-cant-give-helpid.rc 2>&1 | FileCheck %s --check-prefix PDIALOG1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-cant-give-helpid.rc 2>&1 | FileCheck %s --check-prefix PDIALOG1
 
 ; PDIALOG1:  llvm-rc: Error parsing file: expected identifier, got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-too-few-args.rc 2>&1 | FileCheck %s --check-prefix PDIALOG2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-too-few-args.rc 2>&1 | FileCheck %s --check-prefix PDIALOG2
 
 ; PDIALOG2:  llvm-rc: Error parsing file: expected ',', got }
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-too-many-args.rc 2>&1 | FileCheck %s --check-prefix PDIALOG3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-too-many-args.rc 2>&1 | FileCheck %s --check-prefix PDIALOG3
 
 ; PDIALOG3:  llvm-rc: Error parsing file: expected identifier, got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-unknown-type.rc 2>&1 | FileCheck %s --check-prefix PDIALOG4
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-unknown-type.rc 2>&1 | FileCheck %s --check-prefix PDIALOG4
 
 ; PDIALOG4:  llvm-rc: Error parsing file: expected control type, END or '}', got UNKNOWN
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-unnecessary-string.rc 2>&1 | FileCheck %s --check-prefix PDIALOG5
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-unnecessary-string.rc 2>&1 | FileCheck %s --check-prefix PDIALOG5
 
 ; PDIALOG5:  llvm-rc: Error parsing file: expected '-', '~', integer or '(', got "This shouldn't be here"
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-dialog-simple-font.rc 2>&1 | FileCheck %s --check-prefix PDIALOG6
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-dialog-simple-font.rc 2>&1 | FileCheck %s --check-prefix PDIALOG6
 
 ; PDIALOG6:  llvm-rc: Error parsing file: expected identifier, got ,
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-wrong-fixed.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-wrong-fixed.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO1
 
 ; PVERSIONINFO1:  llvm-rc: Error parsing file: expected fixed VERSIONINFO statement type, got WEIRDFIXED
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-named-main-block.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO2
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-named-main-block.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO2
 
 ; PVERSIONINFO2:  llvm-rc: Error parsing file: expected fixed VERSIONINFO statement type, got BLOCK
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-unnamed-inner-block.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO3
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-unnamed-inner-block.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO3
 
 ; PVERSIONINFO3:  llvm-rc: Error parsing file: expected string, got {
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-unnamed-value.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO4
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-unnamed-value.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO4
 
 ; PVERSIONINFO4:  llvm-rc: Error parsing file: expected string, got END
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-bad-type.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO5
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-bad-type.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO5
 
 ; PVERSIONINFO5:  llvm-rc: Error parsing file: expected BLOCK or VALUE, got INCORRECT
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-versioninfo-repeated-fixed.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO6
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-versioninfo-repeated-fixed.rc 2>&1 | FileCheck %s --check-prefix PVERSIONINFO6
 
 ; PVERSIONINFO6:  llvm-rc: Error parsing file: expected yet unread fixed VERSIONINFO statement type, got FILEVERSION
 
 
-; RUN: not llvm-rc /dry-run /V %p/Inputs/parser-user-invalid-contents.rc 2>&1 | FileCheck %s --check-prefix PUSER1
+; RUN: not llvm-rc /dry-run /V -- %p/Inputs/parser-user-invalid-contents.rc 2>&1 | FileCheck %s --check-prefix PUSER1
 
 ; PUSER1:  llvm-rc: Error parsing file: expected int or string, got InvalidToken
diff --git a/llvm/test/tools/llvm-rc/tag-accelerators.test b/llvm/test/tools/llvm-rc/tag-accelerators.test
--- a/llvm/test/tools/llvm-rc/tag-accelerators.test
+++ b/llvm/test/tools/llvm-rc/tag-accelerators.test
@@ -79,79 +79,79 @@
 ; ACCELERATORS-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-bad-id.rc 2>&1 | FileCheck %s --check-prefix BADID
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-bad-id.rc 2>&1 | FileCheck %s --check-prefix BADID
 
 ; BADID: llvm-rc: Error in ACCELERATORS statement (ID 1):
 ; BADID-NEXT: ACCELERATORS entry ID (1234567) does not fit in 16 bits.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-ascii-virtkey.rc 2>&1 | FileCheck %s --check-prefix ASCII1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-ascii-virtkey.rc 2>&1 | FileCheck %s --check-prefix ASCII1
 
 ; ASCII1: llvm-rc: Error in ACCELERATORS statement (ID 2):
 ; ASCII1-NEXT: Accelerator ID 15: Accelerator can't be both ASCII and VIRTKEY
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-ascii-control.rc 2>&1 | FileCheck %s --check-prefix ASCII2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-ascii-control.rc 2>&1 | FileCheck %s --check-prefix ASCII2
 
 ; ASCII2: llvm-rc: Error in ACCELERATORS statement (ID 2):
 ; ASCII2-NEXT: Accelerator ID 15: Can only apply ALT, SHIFT or CONTROL to VIRTKEY accelerators
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-ascii-shift.rc 2>&1 | FileCheck %s --check-prefix ASCII3
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-ascii-shift.rc 2>&1 | FileCheck %s --check-prefix ASCII3
 
 ; ASCII3: llvm-rc: Error in ACCELERATORS statement (ID 2):
 ; ASCII3-NEXT: Accelerator ID 15: Can only apply ALT, SHIFT or CONTROL to VIRTKEY accelerators
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-ascii-alt.rc 2>&1 | FileCheck %s --check-prefix ASCII4
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-ascii-alt.rc 2>&1 | FileCheck %s --check-prefix ASCII4
 
 ; ASCII4: llvm-rc: Error in ACCELERATORS statement (ID 2):
 ; ASCII4-NEXT: Accelerator ID 15: Can only apply ALT, SHIFT or CONTROL to VIRTKEY accelerators
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-bad-key-id.rc 2>&1 | FileCheck %s --check-prefix BADKEYID
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-bad-key-id.rc 2>&1 | FileCheck %s --check-prefix BADKEYID
 
 ; BADKEYID: llvm-rc: Error in ACCELERATORS statement (ID 9):
 ; BADKEYID-NEXT: Numeric event key ID (1234567) does not fit in 16 bits.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-too-short.rc 2>&1 | FileCheck %s --check-prefix LENGTH1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-too-short.rc 2>&1 | FileCheck %s --check-prefix LENGTH1
 
 ; LENGTH1: llvm-rc: Error in ACCELERATORS statement (ID 10):
 ; LENGTH1-NEXT: Accelerator ID 12: Accelerator string events should have length 1 or 2
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-too-long.rc 2>&1 | FileCheck %s --check-prefix LENGTH2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-too-long.rc 2>&1 | FileCheck %s --check-prefix LENGTH2
 
 ; LENGTH2: llvm-rc: Error in ACCELERATORS statement (ID 12):
 ; LENGTH2-NEXT: Accelerator ID 5: Accelerator string events should have length 1 or 2
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-only-caret.rc 2>&1 | FileCheck %s --check-prefix CARET1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-only-caret.rc 2>&1 | FileCheck %s --check-prefix CARET1
 
 ; CARET1: llvm-rc: Error in ACCELERATORS statement (ID 555):
 ; CARET1-NEXT: Accelerator ID 100: No character following '^' in accelerator event
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-no-caret.rc 2>&1 | FileCheck %s --check-prefix CARET2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-no-caret.rc 2>&1 | FileCheck %s --check-prefix CARET2
 
 ; CARET2: llvm-rc: Error in ACCELERATORS statement (ID 50):
 ; CARET2-NEXT: Accelerator ID 1: Event string should be one-character, possibly preceded by '^'
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-long-virtkey.rc 2>&1 | FileCheck %s --check-prefix CARET3
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-long-virtkey.rc 2>&1 | FileCheck %s --check-prefix CARET3
 
 ; CARET3: llvm-rc: Error in ACCELERATORS statement (ID 100):
 ; CARET3-NEXT: Accelerator ID 10: VIRTKEY accelerator events can't be preceded by '^'
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-control-nonalpha.rc 2>&1 | FileCheck %s --check-prefix NONALPHA1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-control-nonalpha.rc 2>&1 | FileCheck %s --check-prefix NONALPHA1
 
 ; NONALPHA1: llvm-rc: Error in ACCELERATORS statement (ID 100):
 ; NONALPHA1-NEXT: Accelerator ID 1: Control character accelerator event should be alphabetic
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-accelerators-virtual-nonalpha.rc 2>&1 | FileCheck %s --check-prefix NONALPHA2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-accelerators-virtual-nonalpha.rc 2>&1 | FileCheck %s --check-prefix NONALPHA2
 
 ; NONALPHA2: llvm-rc: Error in ACCELERATORS statement (ID 42):
 ; NONALPHA2-NEXT: Accelerator ID 1: Non-alphanumeric characters cannot describe virtual keys
diff --git a/llvm/test/tools/llvm-rc/tag-dialog.test b/llvm/test/tools/llvm-rc/tag-dialog.test
--- a/llvm/test/tools/llvm-rc/tag-dialog.test
+++ b/llvm/test/tools/llvm-rc/tag-dialog.test
@@ -163,7 +163,7 @@
 ; DIALOG-NEXT: )
 
 
-; RUN: llvm-rc /FO %t %p/Inputs/tag-dialog-headers.rc
+; RUN: llvm-rc /FO %t -- %p/Inputs/tag-dialog-headers.rc
 ; RUN: llvm-readobj %t | FileCheck %s --check-prefix=HEADERS
 
 ; HEADERS: Resource type (int): 5
@@ -636,73 +636,73 @@
 ; HEADERS-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-large-coord.rc 2>&1 | FileCheck %s --check-prefix COORD1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-large-coord.rc 2>&1 | FileCheck %s --check-prefix COORD1
 
 ; COORD1: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; COORD1-NEXT: Dialog x-coordinate (50000) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-large-coord-neg.rc 2>&1 | FileCheck %s --check-prefix COORD2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-large-coord-neg.rc 2>&1 | FileCheck %s --check-prefix COORD2
 
 ; COORD2: llvm-rc: Error in DIALOG statement (ID 1):
 ; COORD2-NEXT: Dialog y-coordinate (-40000) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-large-size.rc 2>&1 | FileCheck %s --check-prefix COORD3
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-large-size.rc 2>&1 | FileCheck %s --check-prefix COORD3
 
 ; COORD3: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; COORD3-NEXT: Dialog height (32768) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-negative-size.rc 2>&1 | FileCheck %s --check-prefix COORD4
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-negative-size.rc 2>&1 | FileCheck %s --check-prefix COORD4
 
 ; COORD4: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; COORD4-NEXT: Dialog width (-50) cannot be negative.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-large-coord.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD1
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-large-coord.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD1
 
 ; CTL-COORD1: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; CTL-COORD1-NEXT: Error in LTEXT control (ID 1):
 ; CTL-COORD1-NEXT: Dialog control x-coordinate (44444) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-large-coord-neg.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD2
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-large-coord-neg.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD2
 
 ; CTL-COORD2: llvm-rc: Error in DIALOG statement (ID 1):
 ; CTL-COORD2-NEXT: Error in LTEXT control (ID 1):
 ; CTL-COORD2-NEXT: Dialog control y-coordinate (-32769) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-large-size.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD3
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-large-size.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD3
 
 ; CTL-COORD3: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; CTL-COORD3-NEXT: Error in LTEXT control (ID 1):
 ; CTL-COORD3-NEXT: Dialog control width (40000) does not fit in 16-bit signed integer type.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-negative-size.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD4
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-negative-size.rc 2>&1 | FileCheck %s --check-prefix CTL-COORD4
 
 ; CTL-COORD4: llvm-rc: Error in DIALOG statement (ID 1):
 ; CTL-COORD4-NEXT: Error in LTEXT control (ID 1):
 ; CTL-COORD4-NEXT: Dialog control height (-700) cannot be negative.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-large-id.rc 2>&1 | FileCheck %s --check-prefix CTL-ID
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-large-id.rc 2>&1 | FileCheck %s --check-prefix CTL-ID
 
 ; CTL-ID: llvm-rc: Error in DIALOG statement (ID 5):
 ; CTL-ID-NEXT: Error in RTEXT control (ID 100000):
 ; CTL-ID-NEXT: Control ID in simple DIALOG resource (100000) does not fit in 16 bits.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-ctl-large-ref-id.rc 2>&1 | FileCheck %s --check-prefix CTL-REF-ID
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-ctl-large-ref-id.rc 2>&1 | FileCheck %s --check-prefix CTL-REF-ID
 
 ; CTL-REF-ID: llvm-rc: Error in DIALOGEX statement (ID 1):
 ; CTL-REF-ID-NEXT: Error in CTEXT control (ID 42):
 ; CTL-REF-ID-NEXT: Control reference ID (65536) does not fit in 16 bits.
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-dialog-bad-style.rc 2>&1 | FileCheck %s --check-prefix STYLE
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-dialog-bad-style.rc 2>&1 | FileCheck %s --check-prefix STYLE
 
 ; STYLE: llvm-rc: Error in DIALOG statement (ID 1):
 ; STYLE-NEXT: 16 higher bits of DIALOG resource style cannot be equal to 0xFFFF
diff --git a/llvm/test/tools/llvm-rc/tag-icon-cursor.test b/llvm/test/tools/llvm-rc/tag-icon-cursor.test
--- a/llvm/test/tools/llvm-rc/tag-icon-cursor.test
+++ b/llvm/test/tools/llvm-rc/tag-icon-cursor.test
@@ -320,12 +320,12 @@
 ; CHECK-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t/1 %p/Inputs/tag-icon-cursor-nonexistent.rc 2>&1 | FileCheck %s --check-prefix NOFILE
+; RUN: not llvm-rc /FO %t/1 -- %p/Inputs/tag-icon-cursor-nonexistent.rc 2>&1 | FileCheck %s --check-prefix NOFILE
 ; NOFILE: llvm-rc: Error in CURSOR statement (ID 500):
 ; NOFILE-NEXT: file not found : this-file-does-not-exist.cur
 
 
-; RUN: not llvm-rc /FO %t/1 %p/Inputs/tag-icon-cursor-nonsense.rc 2>&1 | FileCheck %s --check-prefix NONSENSE
+; RUN: not llvm-rc /FO %t/1 -- %p/Inputs/tag-icon-cursor-nonsense.rc 2>&1 | FileCheck %s --check-prefix NONSENSE
 
 ; NONSENSE: llvm-rc: Error in ICON statement (ID 1):
 ; NONSENSE-NEXT: Incorrect icon/cursor Reserved field; should be 0.
diff --git a/llvm/test/tools/llvm-rc/tag-menu.test b/llvm/test/tools/llvm-rc/tag-menu.test
--- a/llvm/test/tools/llvm-rc/tag-menu.test
+++ b/llvm/test/tools/llvm-rc/tag-menu.test
@@ -74,7 +74,7 @@
 ; MENU-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-menu-bad-menuitem-id.rc 2>&1 | FileCheck %s --check-prefix BADID
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-menu-bad-menuitem-id.rc 2>&1 | FileCheck %s --check-prefix BADID
 
 ; BADID: llvm-rc: Error in MENU statement (ID 1):
 ; BADID-NEXT: MENUITEM action ID (100000) does not fit in 16 bits.
diff --git a/llvm/test/tools/llvm-rc/tag-stringtable.test b/llvm/test/tools/llvm-rc/tag-stringtable.test
--- a/llvm/test/tools/llvm-rc/tag-stringtable.test
+++ b/llvm/test/tools/llvm-rc/tag-stringtable.test
@@ -81,7 +81,7 @@
 ; CHECK-NEXT: )
 
 
-; RUN: llvm-rc /N /FO %t0 %p/Inputs/tag-stringtable-basic.rc
+; RUN: llvm-rc /N /FO %t0 -- %p/Inputs/tag-stringtable-basic.rc
 ; RUN: llvm-readobj %t0 | FileCheck %s --check-prefix=NULL
 
 ; NULL:      Resource type (int): 6
@@ -166,5 +166,5 @@
 ; NULL-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-stringtable-same-ids.rc 2>&1 | FileCheck %s --check-prefix SAMEIDS
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-stringtable-same-ids.rc 2>&1 | FileCheck %s --check-prefix SAMEIDS
 ; SAMEIDS: llvm-rc: Multiple STRINGTABLE strings located under ID 1
diff --git a/llvm/test/tools/llvm-rc/tag-versioninfo.test b/llvm/test/tools/llvm-rc/tag-versioninfo.test
--- a/llvm/test/tools/llvm-rc/tag-versioninfo.test
+++ b/llvm/test/tools/llvm-rc/tag-versioninfo.test
@@ -56,11 +56,11 @@
 ; CHECK-NEXT: )
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-versioninfo-mixed-ints-strings.rc 2>&1 | FileCheck %s --check-prefix STRINT
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-versioninfo-mixed-ints-strings.rc 2>&1 | FileCheck %s --check-prefix STRINT
 ; STRINT: llvm-rc: Error in VERSIONINFO statement (ID 1):
 ; STRINT-NEXT: VALUE "FileDescription" cannot contain both strings and integers
 
 
-; RUN: not llvm-rc /FO %t %p/Inputs/tag-versioninfo-word-too-large.rc 2>&1 | FileCheck %s --check-prefix WORD
+; RUN: not llvm-rc /FO %t -- %p/Inputs/tag-versioninfo-word-too-large.rc 2>&1 | FileCheck %s --check-prefix WORD
 ; WORD: llvm-rc: Error in VERSIONINFO statement (ID 1):
 ; WORD-NEXT: VERSIONINFO integer value (65536) does not fit in 16 bits.