mehdi_amini created this revision.
mehdi_amini added reviewers: chandlerc, rsmith.
mehdi_amini added subscribers: cfe-commits, dexonsmith.
Herald added a reviewer: tstellarAMD.
Herald added a subscriber: nhaehnle.
Amongst other, this will help LTO to correctly handle/honor files
compiled with O0, helping debugging failures.
It also seems in line with how we handle other options, like how
`-fnoinline` add the appropriate attribute as well.
https://reviews.llvm.org/D28404
Files:
clang/include/clang/Driver/CC1Options.td
clang/include/clang/Frontend/CodeGenOptions.def
clang/lib/CodeGen/CGCall.cpp
clang/lib/CodeGen/CodeGenModule.cpp
clang/lib/Frontend/CompilerInvocation.cpp
clang/test/CodeGen/aarch64-neon-2velem.c
clang/test/CodeGen/aarch64-neon-3v.c
clang/test/CodeGen/aarch64-neon-across.c
clang/test/CodeGen/aarch64-neon-fcvt-intrinsics.c
clang/test/CodeGen/aarch64-neon-fma.c
clang/test/CodeGen/aarch64-neon-intrinsics.c
clang/test/CodeGen/aarch64-neon-ldst-one.c
clang/test/CodeGen/aarch64-neon-misc.c
clang/test/CodeGen/aarch64-neon-perm.c
clang/test/CodeGen/aarch64-neon-scalar-copy.c
clang/test/CodeGen/aarch64-neon-scalar-x-indexed-elem.c
clang/test/CodeGen/aarch64-neon-shifts.c
clang/test/CodeGen/aarch64-neon-tbl.c
clang/test/CodeGen/aarch64-neon-vcombine.c
clang/test/CodeGen/aarch64-neon-vget-hilo.c
clang/test/CodeGen/aarch64-neon-vget.c
clang/test/CodeGen/aarch64-poly64.c
clang/test/CodeGen/address-safety-attr-kasan.cpp
clang/test/CodeGen/address-safety-attr.cpp
clang/test/CodeGen/arm-crc32.c
clang/test/CodeGen/arm-neon-directed-rounding.c
clang/test/CodeGen/arm-neon-fma.c
clang/test/CodeGen/arm-neon-numeric-maxmin.c
clang/test/CodeGen/arm-neon-vcvtX.c
clang/test/CodeGen/arm-neon-vget.c
clang/test/CodeGen/arm64-lanes.c
clang/test/CodeGen/arm64_vcopy.c
clang/test/CodeGen/arm64_vdupq_n_f64.c
clang/test/CodeGen/attr-coldhot.c
clang/test/CodeGen/builtins-arm-exclusive.c
clang/test/CodeGen/builtins-arm.c
clang/test/CodeGen/builtins-arm64.c
clang/test/CodeGen/noduplicate-cxx11-test.cpp
clang/test/CodeGen/pragma-weak.c
clang/test/CodeGen/unwind-attr.c
clang/test/CodeGenCXX/apple-kext-indirect-virtual-dtor-call.cpp
clang/test/CodeGenCXX/apple-kext-linkage.cpp
clang/test/CodeGenCXX/apple-kext-no-staticinit-section.cpp
clang/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
clang/test/CodeGenCXX/optnone-templates.cpp
clang/test/CodeGenCXX/static-init-wasm.cpp
clang/test/CodeGenCXX/thunks.cpp
clang/test/CodeGenObjC/attr-minsize.m
clang/test/CodeGenObjC/gnu-exceptions.m
clang/test/CodeGenOpenCL/amdgpu-attrs.cl
clang/test/Driver/darwin-iphone-defaults.m
clang/test/OpenMP/nvptx_teams_codegen.cpp
Index: clang/test/OpenMP/nvptx_teams_codegen.cpp
===================================================================
--- clang/test/OpenMP/nvptx_teams_codegen.cpp
+++ clang/test/OpenMP/nvptx_teams_codegen.cpp
@@ -1,8 +1,8 @@
// Test target codegen - host bc file has to be created first.
-// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
-// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
-// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
-// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
+// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -disable-O0-optnone -emit-llvm-bc %s -o %t-ppc-host.bc
+// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -disable-O0-optnone -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
+// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -disable-O0-optnone -emit-llvm-bc %s -o %t-x86-host.bc
+// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -disable-O0-optnone -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
// expected-no-diagnostics
#ifndef HEADER
#define HEADER
@@ -60,10 +60,10 @@
#endif // CK1
// Test target codegen - host bc file has to be created first.
-// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
-// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
-// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
-// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
+// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -disable-O0-optnone -emit-llvm-bc %s -o %t-ppc-host.bc
+// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -disable-O0-optnone -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
+// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -disable-O0-optnone -emit-llvm-bc %s -o %t-x86-host.bc
+// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -disable-O0-optnone -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
// expected-no-diagnostics
#ifdef CK2
Index: clang/test/Driver/darwin-iphone-defaults.m
===================================================================
--- clang/test/Driver/darwin-iphone-defaults.m
+++ clang/test/Driver/darwin-iphone-defaults.m
@@ -1,4 +1,4 @@
-// RUN: %clang -target i386-apple-darwin9 -miphoneos-version-min=3.0 -arch armv7 -stdlib=platform -flto -S -o - %s | FileCheck %s
+// RUN: %clang -target i386-apple-darwin9 -miphoneos-version-min=3.0 -arch armv7 -stdlib=platform -Xclang -disable-O0-optnone -flto -S -o - %s | FileCheck %s
// CHECK: @f0() [[F0:#[0-9]+]]
// CHECK: @__f0_block_invoke
Index: clang/test/CodeGenOpenCL/amdgpu-attrs.cl
===================================================================
--- clang/test/CodeGenOpenCL/amdgpu-attrs.cl
+++ clang/test/CodeGenOpenCL/amdgpu-attrs.cl
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -triple amdgcn-- -target-cpu tahiti -O0 -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -O0 -emit-llvm -verify -o - %s | FileCheck -check-prefix=X86 %s
+// RUN: %clang_cc1 -triple amdgcn-- -target-cpu tahiti -O0 -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -O0 -disable-O0-optnone -emit-llvm -verify -o - %s | FileCheck -check-prefix=X86 %s
__attribute__((amdgpu_flat_work_group_size(0, 0))) // expected-no-diagnostics
kernel void flat_work_group_size_0_0() {}
Index: clang/test/CodeGenObjC/gnu-exceptions.m
===================================================================
--- clang/test/CodeGenObjC/gnu-exceptions.m
+++ clang/test/CodeGenObjC/gnu-exceptions.m
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -fexceptions -fobjc-exceptions -fobjc-runtime=gcc -o - %s | FileCheck %s
-// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -emit-llvm -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-1.7 -o - %s | FileCheck -check-prefix=NEW-ABI %s
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -disable-O0-optnone -emit-llvm -fexceptions -fobjc-exceptions -fobjc-runtime=gcc -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -disable-O0-optnone -emit-llvm -fexceptions -fobjc-exceptions -fobjc-runtime=gnustep-1.7 -o - %s | FileCheck -check-prefix=NEW-ABI %s
void opaque(void);
void log(int i);
Index: clang/test/CodeGenObjC/attr-minsize.m
===================================================================
--- clang/test/CodeGenObjC/attr-minsize.m
+++ clang/test/CodeGenObjC/attr-minsize.m
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
@interface Test
- (void)test;
Index: clang/test/CodeGenCXX/thunks.cpp
===================================================================
--- clang/test/CodeGenCXX/thunks.cpp
+++ clang/test/CodeGenCXX/thunks.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o - | FileCheck --check-prefix=CHECK --check-prefix=CHECK-NONOPT %s
-// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck --check-prefix=CHECK --check-prefix=CHECK-OPT %s
+// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -disable-O0-optnone -emit-llvm -o - | FileCheck --check-prefix=CHECK --check-prefix=CHECK-NONOPT %s
+// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -disable-O0-optnone -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck --check-prefix=CHECK --check-prefix=CHECK-OPT %s
namespace Test1 {
Index: clang/test/CodeGenCXX/static-init-wasm.cpp
===================================================================
--- clang/test/CodeGenCXX/static-init-wasm.cpp
+++ clang/test/CodeGenCXX/static-init-wasm.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -emit-llvm -triple=wasm32-unknown-unknown -o - %s \
+// RUN: %clang_cc1 -disable-O0-optnone -emit-llvm -triple=wasm32-unknown-unknown -o - %s \
// RUN: | FileCheck %s -check-prefix=WEBASSEMBLY32
-// RUN: %clang_cc1 -emit-llvm -triple=wasm64-unknown-unknown -o - %s \
+// RUN: %clang_cc1 -disable-O0-optnone -emit-llvm -triple=wasm64-unknown-unknown -o - %s \
// RUN: | FileCheck %s -check-prefix=WEBASSEMBLY64
// Test that we don't create common blocks.
Index: clang/test/CodeGenCXX/optnone-templates.cpp
===================================================================
--- clang/test/CodeGenCXX/optnone-templates.cpp
+++ clang/test/CodeGenCXX/optnone-templates.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple %itanium_abi_triple -std=c++11 -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple %itanium_abi_triple -std=c++11 -disable-O0-optnone -emit-llvm -o - | FileCheck %s
// Test optnone on template instantiations.
Index: clang/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
===================================================================
--- clang/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
+++ clang/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -S -emit-llvm -o - \
+// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -S -disable-O0-optnone -emit-llvm -o - \
// RUN: | FileCheck %s --check-prefix=CHECK-NOKEXT
-// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -fapple-kext -S -emit-llvm -o - \
+// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -fapple-kext -S -disable-O0-optnone -emit-llvm -o - \
// RUN: | FileCheck %s --check-prefix=CHECK-KEXT
class A {
Index: clang/test/CodeGenCXX/apple-kext-no-staticinit-section.cpp
===================================================================
--- clang/test/CodeGenCXX/apple-kext-no-staticinit-section.cpp
+++ clang/test/CodeGenCXX/apple-kext-no-staticinit-section.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
// rdar://8825235
/**
1) Normally, global object construction code ends up in __StaticInit segment of text section
Index: clang/test/CodeGenCXX/apple-kext-linkage.cpp
===================================================================
--- clang/test/CodeGenCXX/apple-kext-linkage.cpp
+++ clang/test/CodeGenCXX/apple-kext-linkage.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
struct Base {
virtual ~Base();
Index: clang/test/CodeGenCXX/apple-kext-indirect-virtual-dtor-call.cpp
===================================================================
--- clang/test/CodeGenCXX/apple-kext-indirect-virtual-dtor-call.cpp
+++ clang/test/CodeGenCXX/apple-kext-indirect-virtual-dtor-call.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
// CHECK: @_ZTV5TemplIiE = internal unnamed_addr constant { [7 x i8*] } { [7 x i8*] [i8* null, i8* null, i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiED1Ev to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiED0Ev to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1fEv to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1gEv to i8*), i8* null] }
Index: clang/test/CodeGen/unwind-attr.c
===================================================================
--- clang/test/CodeGen/unwind-attr.c
+++ clang/test/CodeGen/unwind-attr.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -triple i386-unknown-unknown -fexceptions -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck -check-prefix CHECK-NOEXC %s
+// RUN: %clang_cc1 -triple i386-unknown-unknown -fexceptions -disable-O0-optnone -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple i386-unknown-unknown -disable-O0-optnone -emit-llvm -o - %s | FileCheck -check-prefix CHECK-NOEXC %s
int opaque();
Index: clang/test/CodeGen/pragma-weak.c
===================================================================
--- clang/test/CodeGen/pragma-weak.c
+++ clang/test/CodeGen/pragma-weak.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm %s -o - -verify | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -disable-O0-optnone -emit-llvm %s -o - -verify | FileCheck %s
// CHECK: @weakvar = weak global
// CHECK: @__weakvar_alias = common global
Index: clang/test/CodeGen/noduplicate-cxx11-test.cpp
===================================================================
--- clang/test/CodeGen/noduplicate-cxx11-test.cpp
+++ clang/test/CodeGen/noduplicate-cxx11-test.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple=i686-pc-unknown -std=c++11 %s -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -triple=i686-pc-unknown -std=c++11 %s -disable-O0-optnone -emit-llvm -o - | FileCheck %s
// This was a problem in Sema, but only shows up as noinline missing
// in CodeGen.
Index: clang/test/CodeGen/builtins-arm64.c
===================================================================
--- clang/test/CodeGen/builtins-arm64.c
+++ clang/test/CodeGen/builtins-arm64.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-unknown-linux -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-unknown-linux -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
void f0(void *a, void *b) {
__clear_cache(a,b);
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 -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -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/builtins-arm-exclusive.c
===================================================================
--- clang/test/CodeGen/builtins-arm-exclusive.c
+++ clang/test/CodeGen/builtins-arm-exclusive.c
@@ -1,6 +1,5 @@
-// RUN: %clang_cc1 -Wall -Werror -triple thumbv8-linux-gnueabi -fno-signed-char -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
-// RUN: %clang_cc1 -Wall -Werror -triple arm64-apple-ios7.0 -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s --check-prefix=CHECK-ARM64
-
+// RUN: %clang_cc1 -Wall -Werror -triple thumbv8-linux-gnueabi -fno-signed-char -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -Werror -triple arm64-apple-ios7.0 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s --check-prefix=CHECK-ARM64
struct Simple {
char a, b;
Index: clang/test/CodeGen/attr-coldhot.c
===================================================================
--- clang/test/CodeGen/attr-coldhot.c
+++ clang/test/CodeGen/attr-coldhot.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -disable-O0-optnone -emit-llvm %s -o - | FileCheck %s
int test1() __attribute__((__cold__)) {
return 42;
Index: clang/test/CodeGen/arm64_vdupq_n_f64.c
===================================================================
--- clang/test/CodeGen/arm64_vdupq_n_f64.c
+++ clang/test/CodeGen/arm64_vdupq_n_f64.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -fallow-half-arguments-and-returns -S -o - -emit-llvm %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -fallow-half-arguments-and-returns -S -o - -disable-O0-optnone -emit-llvm %s | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm64_vcopy.c
===================================================================
--- clang/test/CodeGen/arm64_vcopy.c
+++ clang/test/CodeGen/arm64_vcopy.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -S -o - -emit-llvm %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -S -o - -disable-O0-optnone -emit-llvm %s | opt -S -mem2reg | FileCheck %s
// Test ARM64 SIMD copy vector element to vector element: vcopyq_lane*
Index: clang/test/CodeGen/arm64-lanes.c
===================================================================
--- clang/test/CodeGen/arm64-lanes.c
+++ clang/test/CodeGen/arm64-lanes.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
-// RUN: %clang_cc1 -triple aarch64_be-linux-gnu -target-feature +neon -ffreestanding -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s --check-prefix CHECK-BE
+// RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple aarch64_be-linux-gnu -target-feature +neon -ffreestanding -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s --check-prefix CHECK-BE
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-neon-vget.c
===================================================================
--- clang/test/CodeGen/arm-neon-vget.c
+++ clang/test/CodeGen/arm-neon-vget.c
@@ -4,7 +4,7 @@
// RUN: -mfloat-abi soft \
// RUN: -target-feature +soft-float-abi \
// RUN: -ffreestanding \
-// RUN: -emit-llvm -w -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -w -o - %s | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-neon-vcvtX.c
===================================================================
--- clang/test/CodeGen/arm-neon-vcvtX.c
+++ clang/test/CodeGen/arm-neon-vcvtX.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -disable-O0-optnone -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-neon-numeric-maxmin.c
===================================================================
--- clang/test/CodeGen/arm-neon-numeric-maxmin.c
+++ clang/test/CodeGen/arm-neon-numeric-maxmin.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -disable-O0-optnone -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-neon-fma.c
===================================================================
--- clang/test/CodeGen/arm-neon-fma.c
+++ clang/test/CodeGen/arm-neon-fma.c
@@ -3,7 +3,7 @@
// RUN: -target-cpu cortex-a7 \
// RUN: -mfloat-abi hard \
// RUN: -ffreestanding \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-neon-directed-rounding.c
===================================================================
--- clang/test/CodeGen/arm-neon-directed-rounding.c
+++ clang/test/CodeGen/arm-neon-directed-rounding.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv8-linux-gnueabihf -target-cpu cortex-a57 -ffreestanding -disable-O0-optnone -emit-llvm %s -o - | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/arm-crc32.c
===================================================================
--- clang/test/CodeGen/arm-crc32.c
+++ clang/test/CodeGen/arm-crc32.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple armv8-none-linux-gnueabi \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
int crc32b(int a, char b)
{
Index: clang/test/CodeGen/address-safety-attr.cpp
===================================================================
--- clang/test/CodeGen/address-safety-attr.cpp
+++ clang/test/CodeGen/address-safety-attr.cpp
@@ -3,16 +3,16 @@
// RUN: echo "struct S { S(){} ~S(){} };" >> %t.extra-source.cpp
// RUN: echo "S glob_array[5];" >> %t.extra-source.cpp
-// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp | FileCheck -check-prefix=WITHOUT %s
-// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address | FileCheck -check-prefix=ASAN %s
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp | FileCheck -check-prefix=WITHOUT %s
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address | FileCheck -check-prefix=ASAN %s
// RUN: echo "fun:*BlacklistedFunction*" > %t.func.blacklist
-// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.func.blacklist | FileCheck -check-prefix=BLFUNC %s
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.func.blacklist | FileCheck -check-prefix=BLFUNC %s
// The blacklist file uses regexps, so escape backslashes, which are common in
// Windows paths.
// RUN: echo "src:%s" | sed -e 's/\\/\\\\/g' > %t.file.blacklist
-// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.file.blacklist | FileCheck -check-prefix=BLFILE %s
+// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.file.blacklist | FileCheck -check-prefix=BLFILE %s
// The sanitize_address attribute should be attached to functions
// when AddressSanitizer is enabled, unless no_sanitize_address attribute
Index: clang/test/CodeGen/address-safety-attr-kasan.cpp
===================================================================
--- clang/test/CodeGen/address-safety-attr-kasan.cpp
+++ clang/test/CodeGen/address-safety-attr-kasan.cpp
@@ -1,9 +1,9 @@
// Make sure the sanitize_address attribute is emitted when using both ASan and KASan.
// Also document that __attribute__((no_sanitize_address)) doesn't disable KASan instrumentation.
-/// RUN: %clang_cc1 -triple i386-unknown-linux -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-NOASAN %s
-/// RUN: %clang_cc1 -triple i386-unknown-linux -fsanitize=address -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-ASAN %s
-/// RUN: %clang_cc1 -triple i386-unknown-linux -fsanitize=kernel-address -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-KASAN %s
+/// RUN: %clang_cc1 -triple i386-unknown-linux -disable-O0-optnone -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-NOASAN %s
+/// RUN: %clang_cc1 -triple i386-unknown-linux -fsanitize=address -disable-O0-optnone -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-ASAN %s
+/// RUN: %clang_cc1 -triple i386-unknown-linux -fsanitize=kernel-address -disable-O0-optnone -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-KASAN %s
int HasSanitizeAddress() {
return 1;
Index: clang/test/CodeGen/aarch64-poly64.c
===================================================================
--- clang/test/CodeGen/aarch64-poly64.c
+++ clang/test/CodeGen/aarch64-poly64.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -ffp-contract=fast -emit-llvm -o - %s | opt -S -mem2reg \
+// RUN: -ffp-contract=fast -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg \
// RUN: | FileCheck %s
// Test new aarch64 intrinsics with poly64
Index: clang/test/CodeGen/aarch64-neon-vget.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-vget.c
+++ clang/test/CodeGen/aarch64-neon-vget.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-apple-darwin -target-feature +neon \
-// RUN: -fallow-half-arguments-and-returns -emit-llvm -o - %s \
+// RUN: -fallow-half-arguments-and-returns -disable-O0-optnone -emit-llvm -o - %s \
// RUN: | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/aarch64-neon-vget-hilo.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-vget-hilo.c
+++ clang/test/CodeGen/aarch64-neon-vget-hilo.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -fallow-half-arguments-and-returns -emit-llvm -o - %s \
+// RUN: -fallow-half-arguments-and-returns -disable-O0-optnone -emit-llvm -o - %s \
// RUN: | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-vcombine.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-vcombine.c
+++ clang/test/CodeGen/aarch64-neon-vcombine.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -fallow-half-arguments-and-returns -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -fallow-half-arguments-and-returns -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-tbl.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-tbl.c
+++ clang/test/CodeGen/aarch64-neon-tbl.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-shifts.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-shifts.c
+++ clang/test/CodeGen/aarch64-neon-shifts.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -ffp-contract=fast -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -ffp-contract=fast -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/aarch64-neon-scalar-x-indexed-elem.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-scalar-x-indexed-elem.c
+++ clang/test/CodeGen/aarch64-neon-scalar-x-indexed-elem.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -target-cpu cyclone \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-scalar-copy.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-scalar-copy.c
+++ clang/test/CodeGen/aarch64-neon-scalar-copy.c
@@ -1,6 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
-
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/aarch64-neon-perm.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-perm.c
+++ clang/test/CodeGen/aarch64-neon-perm.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
#include <arm_neon.h>
Index: clang/test/CodeGen/aarch64-neon-misc.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-misc.c
+++ clang/test/CodeGen/aarch64-neon-misc.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -fallow-half-arguments-and-returns -emit-llvm -o - %s \
+// RUN: -disable-O0-optnone -fallow-half-arguments-and-returns -emit-llvm -o - %s \
// RUN: | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-ldst-one.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-ldst-one.c
+++ clang/test/CodeGen/aarch64-neon-ldst-one.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -fallow-half-arguments-and-returns -emit-llvm -o - %s \
+// RUN: -disable-O0-optnone -fallow-half-arguments-and-returns -emit-llvm -o - %s \
// RUN: | opt -S -mem2reg | FileCheck %s
#include <arm_neon.h>
Index: clang/test/CodeGen/aarch64-neon-intrinsics.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-intrinsics.c
+++ clang/test/CodeGen/aarch64-neon-intrinsics.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -fallow-half-arguments-and-returns -ffp-contract=fast -S -emit-llvm -o - %s \
+// RUN: -fallow-half-arguments-and-returns -ffp-contract=fast -S -disable-O0-optnone -emit-llvm -o - %s \
// RUN: | opt -S -mem2reg \
// RUN: | FileCheck %s
Index: clang/test/CodeGen/aarch64-neon-fma.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-fma.c
+++ clang/test/CodeGen/aarch64-neon-fma.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -S -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-fcvt-intrinsics.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-fcvt-intrinsics.c
+++ clang/test/CodeGen/aarch64-neon-fcvt-intrinsics.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-across.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-across.c
+++ clang/test/CodeGen/aarch64-neon-across.c
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \
-// RUN: -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-3v.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-3v.c
+++ clang/test/CodeGen/aarch64-neon-3v.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/test/CodeGen/aarch64-neon-2velem.c
===================================================================
--- clang/test/CodeGen/aarch64-neon-2velem.c
+++ clang/test/CodeGen/aarch64-neon-2velem.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon -disable-O0-optnone -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
// Test new aarch64 intrinsics and types
Index: clang/lib/Frontend/CompilerInvocation.cpp
===================================================================
--- clang/lib/Frontend/CompilerInvocation.cpp
+++ clang/lib/Frontend/CompilerInvocation.cpp
@@ -522,6 +522,7 @@
Opts.DisableLLVMPasses = Args.hasArg(OPT_disable_llvm_passes);
Opts.DisableLifetimeMarkers = Args.hasArg(OPT_disable_lifetimemarkers);
+ Opts.DisableO0ImplyOptNone = Args.hasArg(OPT_disable_O0_optnone);
Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone);
Opts.ForbidGuardVariables = Args.hasArg(OPT_fforbid_guard_variables);
Opts.UseRegisterSizedBitfieldAccess = Args.hasArg(
Index: clang/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenModule.cpp
+++ clang/lib/CodeGen/CodeGenModule.cpp
@@ -889,10 +889,15 @@
return;
}
+ // -O0 adds the optnone attribute, except if specific attributes prevents it.
+ bool ShouldAddOptNone =
+ !CodeGenOpts.DisableO0ImplyOptNone && CodeGenOpts.OptimizationLevel == 0;
+
if (D->hasAttr<OptimizeNoneAttr>()) {
B.addAttribute(llvm::Attribute::OptimizeNone);
- // OptimizeNone implies noinline; we should not be inlining such functions.
+ // OptimizeNone implies noinline; we should not be inlining such
+ // functions.
B.addAttribute(llvm::Attribute::NoInline);
assert(!F->hasFnAttribute(llvm::Attribute::AlwaysInline) &&
"OptimizeNone and AlwaysInline on same function!");
@@ -917,6 +922,7 @@
!F->hasFnAttribute(llvm::Attribute::NoInline)) {
// (noinline wins over always_inline, and we can't specify both in IR)
B.addAttribute(llvm::Attribute::AlwaysInline);
+ ShouldAddOptNone = false;
} else if (CodeGenOpts.getInlining() == CodeGenOptions::OnlyAlwaysInlining) {
// If we're not inlining, then force everything that isn't always_inline to
// carry an explicit noinline attribute.
@@ -951,6 +957,13 @@
B.addAttribute(llvm::Attribute::MinSize);
}
+ // Disable adding optnone at O0 for function with MinSizeAttr
+ ShouldAddOptNone &= D->hasAttr<MinSizeAttr>();
+ if (ShouldAddOptNone) {
+ B.addAttribute(llvm::Attribute::OptimizeNone);
+ B.addAttribute(llvm::Attribute::NoInline);
+ }
+
F->addAttributes(llvm::AttributeSet::FunctionIndex,
llvm::AttributeSet::get(
F->getContext(), llvm::AttributeSet::FunctionIndex, B));
Index: clang/lib/CodeGen/CGCall.cpp
===================================================================
--- clang/lib/CodeGen/CGCall.cpp
+++ clang/lib/CodeGen/CGCall.cpp
@@ -1682,7 +1682,8 @@
RetAttrs.addAttribute(llvm::Attribute::NonNull);
HasAnyX86InterruptAttr = TargetDecl->hasAttr<AnyX86InterruptAttr>();
- HasOptnone = TargetDecl->hasAttr<OptimizeNoneAttr>();
+ HasOptnone = TargetDecl->hasAttr<OptimizeNoneAttr>() ||
+ CodeGenOpts.OptimizationLevel == 0;
if (auto *AllocSize = TargetDecl->getAttr<AllocSizeAttr>()) {
Optional<unsigned> NumElemsParam;
// alloc_size args are base-1, 0 means not present.
Index: clang/include/clang/Frontend/CodeGenOptions.def
===================================================================
--- clang/include/clang/Frontend/CodeGenOptions.def
+++ clang/include/clang/Frontend/CodeGenOptions.def
@@ -53,6 +53,7 @@
///< the pristine IR generated by the
///< frontend.
CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers
+CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0
CODEGENOPT(ExperimentalNewPassManager, 1, 0) ///< Enables the new, experimental
///< pass manager.
CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled.
Index: clang/include/clang/Driver/CC1Options.td
===================================================================
--- clang/include/clang/Driver/CC1Options.td
+++ clang/include/clang/Driver/CC1Options.td
@@ -170,6 +170,8 @@
def disable_lifetimemarkers : Flag<["-"], "disable-lifetime-markers">,
HelpText<"Disable lifetime-markers emission even when optimizations are "
"enabled">;
+def disable_O0_optnone : Flag<["-"], "disable-O0-optnone">,
+ HelpText<"Disable adding the optnone attribute to functions at O0">;
def disable_red_zone : Flag<["-"], "disable-red-zone">,
HelpText<"Do not emit code that uses the red zone.">;
def dwarf_column_info : Flag<["-"], "dwarf-column-info">,
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