mbenfield updated this revision to Diff 341965.
mbenfield added a comment.
A second commit with UnusedButSetParameter and UnusedButSetVariable into groups.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D100581/new/
https://reviews.llvm.org/D100581
Files:
clang/include/clang/Basic/DiagnosticGroups.td
clang/test/CXX/expr/expr.prim/expr.prim.lambda/p12.cpp
clang/test/CodeGen/2007-10-30-Volatile.c
clang/test/CodeGen/X86/x86_32-xsave.c
clang/test/CodeGen/X86/x86_64-xsave.c
clang/test/CodeGen/builtins-arm.c
clang/test/CodeGen/builtins-riscv.c
clang/test/FixIt/fixit.cpp
clang/test/Misc/warning-wall.c
clang/test/Sema/shift.c
clang/test/Sema/vector-gcc-compat.c
clang/test/SemaCXX/goto.cpp
clang/test/SemaCXX/shift.cpp
clang/test/SemaCXX/sizeless-1.cpp
clang/test/SemaObjC/foreach.m
Index: clang/test/SemaObjC/foreach.m
===================================================================
--- clang/test/SemaObjC/foreach.m
+++ clang/test/SemaObjC/foreach.m
@@ -1,4 +1,4 @@
-/* RUN: %clang_cc1 -Wall -fsyntax-only -verify -std=c89 -pedantic %s
+/* RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -fsyntax-only -verify -std=c89 -pedantic %s
*/
@class NSArray;
Index: clang/test/SemaCXX/sizeless-1.cpp
===================================================================
--- clang/test/SemaCXX/sizeless-1.cpp
+++ clang/test/SemaCXX/sizeless-1.cpp
@@ -1,7 +1,7 @@
-// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++98 %s
-// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++11 %s
-// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++17 %s
-// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=gnu++17 %s
+// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wno-unused-but-set-variable -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++98 %s
+// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wno-unused-but-set-variable -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++11 %s
+// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wno-unused-but-set-variable -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=c++17 %s
+// RUN: %clang_cc1 -fcxx-exceptions -fsyntax-only -verify -W -Wall -Wno-unused-but-set-variable -Wrange-loop-analysis -triple arm64-linux-gnu -target-feature +sve -std=gnu++17 %s
namespace std {
struct type_info;
Index: clang/test/SemaCXX/shift.cpp
===================================================================
--- clang/test/SemaCXX/shift.cpp
+++ clang/test/SemaCXX/shift.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -Wall -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify=expected,cxx17 -std=c++17 %s
-// RUN: %clang_cc1 -Wall -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify=expected,cxx2a -std=c++2a %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify=expected,cxx17 -std=c++17 %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify=expected,cxx2a -std=c++2a %s
#include <limits.h>
Index: clang/test/SemaCXX/goto.cpp
===================================================================
--- clang/test/SemaCXX/goto.cpp
+++ clang/test/SemaCXX/goto.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -Wall -fblocks %s
+// RUN: %clang_cc1 -fsyntax-only -verify -Wall -Wno-unused-but-set-variable -fblocks %s
// PR9463
double *end;
Index: clang/test/Sema/vector-gcc-compat.c
===================================================================
--- clang/test/Sema/vector-gcc-compat.c
+++ clang/test/Sema/vector-gcc-compat.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -verify -fsyntax-only -Weverything -triple x86_64-apple-darwin10
+// RUN: %clang_cc1 %s -verify -fsyntax-only -Weverything -Wno-unused-but-set-variable -triple x86_64-apple-darwin10
// Test the compatibility of clang's vector extensions with gcc's vector
// extensions for C. Notably &&, ||, ?: and ! are not available.
Index: clang/test/Sema/shift.c
===================================================================
--- clang/test/Sema/shift.c
+++ clang/test/Sema/shift.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -Wall -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Wshift-sign-overflow -ffreestanding -fsyntax-only -verify %s
#include <limits.h>
Index: clang/test/Misc/warning-wall.c
===================================================================
--- clang/test/Misc/warning-wall.c
+++ clang/test/Misc/warning-wall.c
@@ -73,6 +73,7 @@
CHECK-NEXT: -Wpotentially-evaluated-expression
CHECK-NEXT: -Wunused-variable
CHECK-NEXT: -Wunused-const-variable
+CHECK-NEXT: -Wunused-but-set-variable
CHECK-NEXT: -Wunused-property-ivar
CHECK-NEXT: -Wvolatile-register-var
CHECK-NEXT: -Wobjc-missing-super-calls
Index: clang/test/FixIt/fixit.cpp
===================================================================
--- clang/test/FixIt/fixit.cpp
+++ clang/test/FixIt/fixit.cpp
@@ -1,12 +1,12 @@
-// RUN: %clang_cc1 -pedantic -Wall -Wno-comment -verify -fcxx-exceptions -x c++ -std=c++98 %s
+// RUN: %clang_cc1 -pedantic -Wall -Wno-unused-but-set-variable -Wno-comment -verify -fcxx-exceptions -x c++ -std=c++98 %s
// RUN: cp %s %t-98
-// RUN: not %clang_cc1 -pedantic -Wall -Wno-comment -fcxx-exceptions -fixit -x c++ -std=c++98 %t-98
-// RUN: %clang_cc1 -fsyntax-only -pedantic -Wall -Werror -Wno-comment -fcxx-exceptions -x c++ -std=c++98 %t-98
+// RUN: not %clang_cc1 -pedantic -Wall -Wno-unused-but-set-variable -Wno-comment -fcxx-exceptions -fixit -x c++ -std=c++98 %t-98
+// RUN: %clang_cc1 -fsyntax-only -pedantic -Wall -Wno-unused-but-set-variable -Werror -Wno-comment -fcxx-exceptions -x c++ -std=c++98 %t-98
// RUN: not %clang_cc1 -fsyntax-only -pedantic -fdiagnostics-parseable-fixits -x c++ -std=c++11 %s 2>&1 | FileCheck %s
-// RUN: %clang_cc1 -pedantic -Wall -Wno-comment -verify -fcxx-exceptions -x c++ -std=c++11 %s
+// RUN: %clang_cc1 -pedantic -Wall -Wno-unused-but-set-variable -Wno-comment -verify -fcxx-exceptions -x c++ -std=c++11 %s
// RUN: cp %s %t-11
-// RUN: not %clang_cc1 -pedantic -Wall -Wno-comment -fcxx-exceptions -fixit -x c++ -std=c++11 %t-11
-// RUN: %clang_cc1 -fsyntax-only -pedantic -Wall -Werror -Wno-comment -fcxx-exceptions -x c++ -std=c++11 %t-11
+// RUN: not %clang_cc1 -pedantic -Wall -Wno-unused-but-set-variable -Wno-comment -fcxx-exceptions -fixit -x c++ -std=c++11 %t-11
+// RUN: %clang_cc1 -fsyntax-only -pedantic -Wall -Wno-unused-but-set-variable -Werror -Wno-comment -fcxx-exceptions -x c++ -std=c++11 %t-11
/* This is a test of the various code modification hints that are
provided as part of warning or extension diagnostics. All of the
Index: clang/test/CodeGen/builtins-riscv.c
===================================================================
--- clang/test/CodeGen/builtins-riscv.c
+++ clang/test/CodeGen/builtins-riscv.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -Wall -Werror -triple riscv32 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
-// RUN: %clang_cc1 -Wall -Werror -triple riscv64 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Werror -triple riscv32 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Werror -triple riscv64 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
void test_eh_return_data_regno() {
// CHECK: store volatile i32 10
Index: clang/test/CodeGen/builtins-arm.c
===================================================================
--- clang/test/CodeGen/builtins-arm.c
+++ clang/test/CodeGen/builtins-arm.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -Wall -Werror -triple thumbv7-eabi -target-cpu cortex-a8 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -Wno-unused-but-set-variable -Werror -triple thumbv7-eabi -target-cpu cortex-a8 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
#include <stdint.h>
Index: clang/test/CodeGen/X86/x86_64-xsave.c
===================================================================
--- clang/test/CodeGen/X86/x86_64-xsave.c
+++ clang/test/CodeGen/X86/x86_64-xsave.c
@@ -1,17 +1,17 @@
-// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVE
-// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVE
+// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVE
+// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVE
-// RUN: %clang_cc1 %s -DTEST_XGETBV -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XGETBV
-// RUN: %clang_cc1 %s -DTEST_XSETBV -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSETBV
+// RUN: %clang_cc1 %s -DTEST_XGETBV -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XGETBV
+// RUN: %clang_cc1 %s -DTEST_XSETBV -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSETBV
-// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEOPT
-// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEOPT
+// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEOPT
+// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEOPT
-// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsavec -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEC
-// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsavec -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEC
+// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsavec -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEC
+// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsavec -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEC
-// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaves -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVES
-// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaves -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVES
+// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaves -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVES
+// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=x86_64-unknown-unknown -target-feature +xsave -target-feature +xsaves -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVES
// Don't include mm_malloc.h, it's system specific.
#define __MM_MALLOC_H
Index: clang/test/CodeGen/X86/x86_32-xsave.c
===================================================================
--- clang/test/CodeGen/X86/x86_32-xsave.c
+++ clang/test/CodeGen/X86/x86_32-xsave.c
@@ -1,17 +1,17 @@
-// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVE
-// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=i686-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVE
+// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVE
+// RUN: %clang_cc1 %s -DTEST_XSAVE -O0 -triple=i686-unknown-unknown -target-feature +xsave -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVE
-// RUN: %clang_cc1 %s -DTEST_XGETBV -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XGETBV
-// RUN: %clang_cc1 %s -DTEST_XSETBV -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSETBV
+// RUN: %clang_cc1 %s -DTEST_XGETBV -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XGETBV
+// RUN: %clang_cc1 %s -DTEST_XSETBV -O0 -triple=i686-unknown-unknown -target-feature +xsave -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSETBV
-// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEOPT
-// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEOPT
+// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEOPT
+// RUN: %clang_cc1 %s -DTEST_XSAVEOPT -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaveopt -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEOPT
-// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsavec -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEC
-// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsavec -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVEC
+// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsavec -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEC
+// RUN: %clang_cc1 %s -DTEST_XSAVEC -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsavec -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVEC
-// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaves -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVES
-// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaves -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefix=XSAVES
+// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaves -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVES
+// RUN: %clang_cc1 %s -DTEST_XSAVES -O0 -triple=i686-unknown-unknown -target-feature +xsave -target-feature +xsaves -fno-signed-char -emit-llvm -o - -Wall -Wno-unused-but-set-variable -Werror | FileCheck %s --check-prefix=XSAVES
// Don't include mm_malloc.h, it's system specific.
#define __MM_MALLOC_H
Index: clang/test/CodeGen/2007-10-30-Volatile.c
===================================================================
--- clang/test/CodeGen/2007-10-30-Volatile.c
+++ clang/test/CodeGen/2007-10-30-Volatile.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -Wall -Werror
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -Wall -Wno-unused-but-set-variable -Werror
void bork() {
char * volatile p = 0;
volatile int cc = 0;
Index: clang/test/CXX/expr/expr.prim/expr.prim.lambda/p12.cpp
===================================================================
--- clang/test/CXX/expr/expr.prim/expr.prim.lambda/p12.cpp
+++ clang/test/CXX/expr/expr.prim/expr.prim.lambda/p12.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -std=c++11 %s -Wunused -Wno-unused-lambda-capture -verify
+// RUN: %clang_cc1 -std=c++11 %s -Wunused -Wno-unused-but-set-variable -Wno-unused-lambda-capture -verify
void odr_used() {
int i = 17;
Index: clang/include/clang/Basic/DiagnosticGroups.td
===================================================================
--- clang/include/clang/Basic/DiagnosticGroups.td
+++ clang/include/clang/Basic/DiagnosticGroups.td
@@ -873,7 +873,7 @@
// UnusedMemberFunction, (clean-up llvm before enabling)
UnusedPrivateField, UnusedLambdaCapture,
UnusedLocalTypedef, UnusedValue, UnusedVariable,
- UnusedPropertyIvar]>,
+ UnusedButSetVariable, UnusedPropertyIvar]>,
DiagCategory<"Unused Entity Issue">;
// Format settings.
@@ -925,6 +925,7 @@
MissingMethodReturnType,
SignCompare,
UnusedParameter,
+ UnusedButSetParameter,
NullPointerArithmetic,
EmptyInitStatement,
StringConcatation,
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