https://github.com/quic-akaryaki updated
https://github.com/llvm/llvm-project/pull/70710
>From 09e0f68c9402fa275b9706c96caf3c8bccbd8f52 Mon Sep 17 00:00:00 2001
From: Alexey Karyakin <akary...@quicinc.com>
Date: Mon, 30 Oct 2023 11:50:00 -0700
Subject: [PATCH 1/3] [llvm-objcopy] Check for missing argument values
Report an error if a required value for a command line argument
is missing.
---
llvm/test/tools/llvm-objcopy/tool-options.test | 4 ++++
llvm/tools/llvm-objcopy/ObjcopyOptions.cpp | 6 ++++++
2 files changed, 10 insertions(+)
create mode 100644 llvm/test/tools/llvm-objcopy/tool-options.test
diff --git a/llvm/test/tools/llvm-objcopy/tool-options.test
b/llvm/test/tools/llvm-objcopy/tool-options.test
new file mode 100644
index 000000000000000..7116ff39485562b
--- /dev/null
+++ b/llvm/test/tools/llvm-objcopy/tool-options.test
@@ -0,0 +1,4 @@
+## An error must be reported if a required argument value is missing.
+# RUN: not llvm-objcopy --only-section 2>&1 | FileCheck
--check-prefix=CHECK-NO-VALUE %s
+# RUN: not llvm-objcopy -O 2>&1 | FileCheck --check-prefix=CHECK-NO-VALUE %s
+# CHECK-NO-VALUE: error: argument to '{{.*}}' is missing
diff --git a/llvm/tools/llvm-objcopy/ObjcopyOptions.cpp
b/llvm/tools/llvm-objcopy/ObjcopyOptions.cpp
index d33adb0b6a3e478..63c3873b1e94340 100644
--- a/llvm/tools/llvm-objcopy/ObjcopyOptions.cpp
+++ b/llvm/tools/llvm-objcopy/ObjcopyOptions.cpp
@@ -552,6 +552,12 @@ objcopy::parseObjcopyOptions(ArrayRef<const char *>
RawArgsArr,
llvm::opt::InputArgList InputArgs =
T.ParseArgs(ArgsArr, MissingArgumentIndex, MissingArgumentCount);
+ if (MissingArgumentCount)
+ return createStringError(
+ errc::invalid_argument,
+ "argument to '%s' is missing (expected %d value(s))",
+ InputArgs.getArgString(MissingArgumentIndex), MissingArgumentCount);
+
if (InputArgs.size() == 0 && DashDash == RawArgsArr.end()) {
printHelp(T, errs(), ToolType::Objcopy);
exit(1);
>From 9e7cd6266c941eb76aaf764728ce2313603e0e96 Mon Sep 17 00:00:00 2001
From: Alexey Karyakin <akary...@quicinc.com>
Date: Mon, 6 Nov 2023 08:01:38 -0800
Subject: [PATCH 2/3] Explcitly check for argument name in the test.
---
llvm/test/tools/llvm-objcopy/tool-options.test | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/llvm/test/tools/llvm-objcopy/tool-options.test
b/llvm/test/tools/llvm-objcopy/tool-options.test
index 7116ff39485562b..4710d1078db0fe2 100644
--- a/llvm/test/tools/llvm-objcopy/tool-options.test
+++ b/llvm/test/tools/llvm-objcopy/tool-options.test
@@ -1,4 +1,6 @@
## An error must be reported if a required argument value is missing.
-# RUN: not llvm-objcopy --only-section 2>&1 | FileCheck
--check-prefix=CHECK-NO-VALUE %s
-# RUN: not llvm-objcopy -O 2>&1 | FileCheck --check-prefix=CHECK-NO-VALUE %s
-# CHECK-NO-VALUE: error: argument to '{{.*}}' is missing
+# RUN: not llvm-objcopy --only-section 2>&1 | FileCheck
--check-prefix=CHECK-NO-VALUE-ONLY-SECTION %s
+# CHECK-NO-VALUE-ONLY-SECTION: error: argument to '--only-section' is missing
+
+# RUN: not llvm-objcopy -O 2>&1 | FileCheck --check-prefix=CHECK-NO-VALUE-O %s
+# CHECK-NO-VALUE-O: error: argument to '-O' is missing
>From 49c078a6970241fbdc9aa7e778345b365a196209 Mon Sep 17 00:00:00 2001
From: Alexey Karyakin <akary...@quicinc.com>
Date: Mon, 13 Nov 2023 11:28:09 -0800
Subject: [PATCH 3/3] Add the number of missing arguments in the test for
checking.
---
llvm/test/tools/llvm-objcopy/tool-options.test | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/llvm/test/tools/llvm-objcopy/tool-options.test
b/llvm/test/tools/llvm-objcopy/tool-options.test
index 4710d1078db0fe2..8d2bb4476009d77 100644
--- a/llvm/test/tools/llvm-objcopy/tool-options.test
+++ b/llvm/test/tools/llvm-objcopy/tool-options.test
@@ -1,6 +1,6 @@
## An error must be reported if a required argument value is missing.
# RUN: not llvm-objcopy --only-section 2>&1 | FileCheck
--check-prefix=CHECK-NO-VALUE-ONLY-SECTION %s
-# CHECK-NO-VALUE-ONLY-SECTION: error: argument to '--only-section' is missing
+# CHECK-NO-VALUE-ONLY-SECTION: error: argument to '--only-section' is missing
(expected 1 value(s))
# RUN: not llvm-objcopy -O 2>&1 | FileCheck --check-prefix=CHECK-NO-VALUE-O %s
-# CHECK-NO-VALUE-O: error: argument to '-O' is missing
+# CHECK-NO-VALUE-O: error: argument to '-O' is missing (expected 1 value(s))
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