This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG9272aa9d08cb: [Driver] Do not generate error about
unsupported target specific options when… (authored by mgabka).
Herald added a project: clang.
Herald added a subscriber: cfe-commits.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D159361/new/
https://reviews.llvm.org/D159361
Files:
clang/lib/Driver/Driver.cpp
clang/test/Driver/no-action.c
Index: clang/test/Driver/no-action.c
===================================================================
--- /dev/null
+++ clang/test/Driver/no-action.c
@@ -0,0 +1,10 @@
+// RUN: %clang --target=aarch64-none-gnu --verbose -mcpu= -march= 2>&1 |
FileCheck %s --check-prefix=WARNING
+// RUN: %clang --target=aarch64-none-gnu -### -mcpu= -march= 2>&1 | FileCheck
%s --check-prefix=WARNING
+
+// RUN: %clang --target=x86_64-unknown-linux-gnu --verbose -mcpu= -march= 2>&1
| FileCheck %s --check-prefix=WARNING
+// RUN: %clang --target=x86_64-unknown-linux-gnu -### -mcpu= -march= 2>&1 |
FileCheck %s --check-prefix=WARNING
+
+/// In situation when there is no compilation/linking clang should not emit
error
+/// about target specific options, but just warn that are not used.
+WARNING: warning: argument unused during compilation
+WARNING: warning: argument unused during compilation
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -4953,7 +4953,12 @@
// already been warned about.
if (!IsCLMode() || !A->getOption().matches(options::OPT_UNKNOWN)) {
if (A->getOption().hasFlag(options::TargetSpecific) &&
- !A->isIgnoredTargetSpecific() && !HasAssembleJob) {
+ !A->isIgnoredTargetSpecific() && !HasAssembleJob &&
+ // When for example -### or -v is used
+ // without a file, target specific options are not
+ // consumed/validated.
+ // Instead emitting an error emit a warning instead.
+ !C.getActions().empty()) {
Diag(diag::err_drv_unsupported_opt_for_target)
<< A->getSpelling() << getTargetTriple();
} else {
Index: clang/test/Driver/no-action.c
===================================================================
--- /dev/null
+++ clang/test/Driver/no-action.c
@@ -0,0 +1,10 @@
+// RUN: %clang --target=aarch64-none-gnu --verbose -mcpu= -march= 2>&1 | FileCheck %s --check-prefix=WARNING
+// RUN: %clang --target=aarch64-none-gnu -### -mcpu= -march= 2>&1 | FileCheck %s --check-prefix=WARNING
+
+// RUN: %clang --target=x86_64-unknown-linux-gnu --verbose -mcpu= -march= 2>&1 | FileCheck %s --check-prefix=WARNING
+// RUN: %clang --target=x86_64-unknown-linux-gnu -### -mcpu= -march= 2>&1 | FileCheck %s --check-prefix=WARNING
+
+/// In situation when there is no compilation/linking clang should not emit error
+/// about target specific options, but just warn that are not used.
+WARNING: warning: argument unused during compilation
+WARNING: warning: argument unused during compilation
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -4953,7 +4953,12 @@
// already been warned about.
if (!IsCLMode() || !A->getOption().matches(options::OPT_UNKNOWN)) {
if (A->getOption().hasFlag(options::TargetSpecific) &&
- !A->isIgnoredTargetSpecific() && !HasAssembleJob) {
+ !A->isIgnoredTargetSpecific() && !HasAssembleJob &&
+ // When for example -### or -v is used
+ // without a file, target specific options are not
+ // consumed/validated.
+ // Instead emitting an error emit a warning instead.
+ !C.getActions().empty()) {
Diag(diag::err_drv_unsupported_opt_for_target)
<< A->getSpelling() << getTargetTriple();
} else {
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