[PATCH] D118931: [llvm-libtool-darwin] Add -warnings_as_errors
Keith Smiley via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 3 14:04:55 PST 2022
keith updated this revision to Diff 405781.
keith marked an inline comment as done.
keith added a comment.
Reduce duplication in warning / error string
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D118931/new/
https://reviews.llvm.org/D118931
Files:
llvm/test/tools/llvm-libtool-darwin/create-static-lib.test
llvm/test/tools/llvm-libtool-darwin/no-symbols-warning.test
llvm/tools/llvm-libtool-darwin/llvm-libtool-darwin.cpp
Index: llvm/tools/llvm-libtool-darwin/llvm-libtool-darwin.cpp
===================================================================
--- llvm/tools/llvm-libtool-darwin/llvm-libtool-darwin.cpp
+++ llvm/tools/llvm-libtool-darwin/llvm-libtool-darwin.cpp
@@ -98,6 +98,11 @@
cl::desc("Do not warn about files that have no symbols"),
cl::cat(LibtoolCategory), cl::init(false));
+static cl::opt<bool> WarningsAsErrors("warnings_as_errors",
+ cl::desc("Treat warnings as errors"),
+ cl::cat(LibtoolCategory),
+ cl::init(false));
+
static const std::array<std::string, 3> StandardSearchDirs{
"/lib",
"/usr/lib",
@@ -370,10 +375,17 @@
return Error::success();
}
- if (!NoWarningForNoSymbols && O->symbols().empty())
- WithColor::warning() << "'" + Member.MemberName +
- "': has no symbols for architecture " +
- O->getArchTriple().getArchName() + "\n";
+ if (!NoWarningForNoSymbols && O->symbols().empty()) {
+ Error E = createFileError(
+ Member.MemberName,
+ createStringError(std::errc::invalid_argument,
+ "has no symbols for architecture %s",
+ O->getArchTriple().getArchName().str().c_str()));
+
+ if (WarningsAsErrors)
+ return E;
+ WithColor::defaultWarningHandler(std::move(E));
+ }
uint64_t FileCPUID = getCPUID(FileCPUType, FileCPUSubtype);
Builder.Data.MembersPerArchitecture[FileCPUID].push_back(
@@ -581,8 +593,11 @@
const auto &NewMembers = DataOrError->MembersPerArchitecture;
- if (Error E = checkForDuplicates(NewMembers))
+ if (Error E = checkForDuplicates(NewMembers)) {
+ if (WarningsAsErrors)
+ return E;
WithColor::defaultWarningHandler(std::move(E));
+ }
if (NewMembers.size() == 1)
return writeArchive(OutputFile, NewMembers.begin()->second.getMembers(),
Index: llvm/test/tools/llvm-libtool-darwin/no-symbols-warning.test
===================================================================
--- llvm/test/tools/llvm-libtool-darwin/no-symbols-warning.test
+++ llvm/test/tools/llvm-libtool-darwin/no-symbols-warning.test
@@ -11,6 +11,11 @@
# WARNING: warning: '[[PREFIX]]-x86_64-empty.o': has no symbols for architecture x86_64
+# RUN: not llvm-libtool-darwin -static -warnings_as_errors -o %t-error.lib %t-x86_64-empty.o 2>&1 | \
+# RUN: FileCheck --check-prefix=ERROR %s -DPREFIX=%basename_t.tmp
+
+# ERROR: error: '[[PREFIX]]-x86_64-empty.o': has no symbols for architecture x86_64
+
# RUN: llvm-libtool-darwin -no_warning_for_no_symbols -static -o %t.lib \
# RUN: %t-x86_64-empty.o 2>&1 | \
# RUN: FileCheck %s --allow-empty --implicit-check-not='warning:'
Index: llvm/test/tools/llvm-libtool-darwin/create-static-lib.test
===================================================================
--- llvm/test/tools/llvm-libtool-darwin/create-static-lib.test
+++ llvm/test/tools/llvm-libtool-darwin/create-static-lib.test
@@ -58,6 +58,14 @@
# DUPLICATE-INPUT-DAG: [[INPUTA]]
# DUPLICATE-INPUT-DAG: [[INPUTB]]
+# RUN: not llvm-libtool-darwin -warnings_as_errors -static -o %t.lib %t-input1.o %t-input2.o %t-input1.o 2>&1 | \
+# RUN: FileCheck %s --check-prefix=ERROR-DUPLICATE-INPUT -DFILE=%basename_t.tmp-input1.o \
+# RUN: -DINPUTA=%t-input1.o -DINPUTB=%t-input1.o
+
+# ERROR-DUPLICATE-INPUT: error: file '[[FILE]]' was specified multiple times.
+# ERROR-DUPLICATE-INPUT-DAG: [[INPUTA]]
+# ERROR-DUPLICATE-INPUT-DAG: [[INPUTB]]
+
## Make sure we can combine object files with the same name if
## they are for different architectures.
# RUN: mkdir -p %t/arm64 %t/armv7
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