This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG288c1bff96fc: [clang][driver] adds `-print-diagnostics`
(authored by cjdb).
Changed prior to commit:
https://reviews.llvm.org/D126796?vs=435223&id=435253#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D126796/new/
https://reviews.llvm.org/D126796
Files:
clang/include/clang/Driver/Options.td
clang/lib/Basic/DiagnosticIDs.cpp
clang/lib/Driver/Driver.cpp
clang/test/Driver/print-diagnostic-options.c
Index: clang/test/Driver/print-diagnostic-options.c
===================================================================
--- /dev/null
+++ clang/test/Driver/print-diagnostic-options.c
@@ -0,0 +1,13 @@
+// Test that -print-diagnostic-options prints warning groups and disablers
+
+// RUN: %clang -print-diagnostic-options | FileCheck %s
+
+// CHECK: -W
+// CHECK: -Wno-
+// CHECK: -W#pragma-messages
+// CHECK: -Wno-#pragma-messages
+// CHECK: -W#warnings
+// CHECK: -Wabi
+// CHECK: -Wno-abi
+// CHECK: -Wall
+// CHECK: -Wno-all
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -2010,6 +2010,13 @@
return false;
}
+ if (C.getArgs().hasArg(options::OPT_print_diagnostic_options)) {
+ std::vector<std::string> Flags = DiagnosticIDs::getDiagnosticFlags();
+ for (std::size_t I = 0; I != Flags.size(); I += 2)
+ llvm::outs() << " " << Flags[I] << "\n " << Flags[I + 1] << "\n\n";
+ return false;
+ }
+
// FIXME: The following handlers should use a callback mechanism, we don't
// know what the client would like to do.
if (Arg *A = C.getArgs().getLastArg(options::OPT_print_file_name_EQ)) {
Index: clang/lib/Basic/DiagnosticIDs.cpp
===================================================================
--- clang/lib/Basic/DiagnosticIDs.cpp
+++ clang/lib/Basic/DiagnosticIDs.cpp
@@ -653,7 +653,7 @@
}
std::vector<std::string> DiagnosticIDs::getDiagnosticFlags() {
- std::vector<std::string> Res;
+ std::vector<std::string> Res{"-W", "-Wno-"};
for (size_t I = 1; DiagGroupNames[I] != '\0';) {
std::string Diag(DiagGroupNames + I + 1, DiagGroupNames[I]);
I += DiagGroupNames[I] + 1;
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -4005,6 +4005,8 @@
HelpText<"Print the paths used for finding ROCm installation">;
def print_runtime_dir : Flag<["-", "--"], "print-runtime-dir">,
HelpText<"Print the directory pathname containing clangs runtime libraries">;
+def print_diagnostic_options : Flag<["-", "--"], "print-diagnostic-options">,
+ HelpText<"Print all of Clang's warning options">;
def private__bundle : Flag<["-"], "private_bundle">;
def pthreads : Flag<["-"], "pthreads">;
defm pthread : BoolOption<"", "pthread",
Index: clang/test/Driver/print-diagnostic-options.c
===================================================================
--- /dev/null
+++ clang/test/Driver/print-diagnostic-options.c
@@ -0,0 +1,13 @@
+// Test that -print-diagnostic-options prints warning groups and disablers
+
+// RUN: %clang -print-diagnostic-options | FileCheck %s
+
+// CHECK: -W
+// CHECK: -Wno-
+// CHECK: -W#pragma-messages
+// CHECK: -Wno-#pragma-messages
+// CHECK: -W#warnings
+// CHECK: -Wabi
+// CHECK: -Wno-abi
+// CHECK: -Wall
+// CHECK: -Wno-all
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -2010,6 +2010,13 @@
return false;
}
+ if (C.getArgs().hasArg(options::OPT_print_diagnostic_options)) {
+ std::vector<std::string> Flags = DiagnosticIDs::getDiagnosticFlags();
+ for (std::size_t I = 0; I != Flags.size(); I += 2)
+ llvm::outs() << " " << Flags[I] << "\n " << Flags[I + 1] << "\n\n";
+ return false;
+ }
+
// FIXME: The following handlers should use a callback mechanism, we don't
// know what the client would like to do.
if (Arg *A = C.getArgs().getLastArg(options::OPT_print_file_name_EQ)) {
Index: clang/lib/Basic/DiagnosticIDs.cpp
===================================================================
--- clang/lib/Basic/DiagnosticIDs.cpp
+++ clang/lib/Basic/DiagnosticIDs.cpp
@@ -653,7 +653,7 @@
}
std::vector<std::string> DiagnosticIDs::getDiagnosticFlags() {
- std::vector<std::string> Res;
+ std::vector<std::string> Res{"-W", "-Wno-"};
for (size_t I = 1; DiagGroupNames[I] != '\0';) {
std::string Diag(DiagGroupNames + I + 1, DiagGroupNames[I]);
I += DiagGroupNames[I] + 1;
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -4005,6 +4005,8 @@
HelpText<"Print the paths used for finding ROCm installation">;
def print_runtime_dir : Flag<["-", "--"], "print-runtime-dir">,
HelpText<"Print the directory pathname containing clangs runtime libraries">;
+def print_diagnostic_options : Flag<["-", "--"], "print-diagnostic-options">,
+ HelpText<"Print all of Clang's warning options">;
def private__bundle : Flag<["-"], "private_bundle">;
def pthreads : Flag<["-"], "pthreads">;
defm pthread : BoolOption<"", "pthread",
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