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authorBritney Fransen <brfransen@gmail.com>2019-02-21 15:56:44 (GMT)
committerBritney Fransen <brfransen@gmail.com>2019-02-21 15:56:44 (GMT)
commit998c5fe43ec03366f26f1430c6453d623f314a51 (patch)
tree4bfc6f49df13ad7fe21667051430c537864a718c /abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch
parent65fb0683c063752f4b263203a737f6c3ae0a782e (diff)
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llvm: update to 7.0.1
Diffstat (limited to 'abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch')
-rw-r--r--abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch268
1 files changed, 0 insertions, 268 deletions
diff --git a/abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch b/abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch
deleted file mode 100644
index 030146c..0000000
--- a/abs/extra/llvm/0002-Enable-SSP-and-PIE-by-default.patch
+++ /dev/null
@@ -1,268 +0,0 @@
-From 60fa751da239e592b31bde2533342dac64359e7f Mon Sep 17 00:00:00 2001
-From: Evangelos Foutras <evangelos@foutrelis.com>
-Date: Thu, 6 Jul 2017 18:15:43 +0300
-Subject: [PATCH 2/2] Enable SSP and PIE by default
-
-This is a minimal set of changes needed to make clang use SSP and PIE by
-default on Arch Linux. Tests that were easy to adjust have been changed
-accordingly; only test/Driver/linux-ld.c has been marked as "expected
-failure" due to the number of changes it would require (mostly replacing
-crtbegin.o with crtbeginS.o).
-
-Doing so is needed in order to align clang with the new default GCC
-behavior in Arch which generates PIE executables by default and also
-defaults to -fstack-protector-strong. It is not meant to be a long term
-solution, but a simple temporary fix.
-
-Hopefully these changes will be obsoleted by the introduction upstream
-of a compile-time option (https://bugs.llvm.org/show_bug.cgi?id=13410)
----
- lib/Driver/ToolChains/Gnu.cpp | 1 +
- lib/Driver/ToolChains/Linux.cpp | 14 +++++++++++++-
- lib/Driver/ToolChains/Linux.h | 1 +
- test/Driver/cross-linux.c | 16 ++++++++--------
- test/Driver/env.c | 2 +-
- test/Driver/fsanitize.c | 18 ++++++++++--------
- test/Driver/gcc-toolchain.cpp | 2 +-
- test/Driver/hexagon-toolchain-elf.c | 2 +-
- test/Driver/linux-as.c | 4 ++--
- test/Driver/linux-ld.c | 2 ++
- test/Driver/stack-protector.c | 4 ++--
- 11 files changed, 42 insertions(+), 24 deletions(-)
-
-diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp
-index 72a9f85ba3..4fd567b03b 100644
---- a/lib/Driver/ToolChains/Gnu.cpp
-+++ b/lib/Driver/ToolChains/Gnu.cpp
-@@ -417,6 +417,7 @@ void tools::gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
- const bool IsIAMCU = ToolChain.getTriple().isOSIAMCU();
- const bool IsPIE =
- !Args.hasArg(options::OPT_shared) && !Args.hasArg(options::OPT_static) &&
-+ !Args.hasArg(options::OPT_nopie) &&
- (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault());
- const bool HasCRTBeginEndFiles =
- ToolChain.getTriple().hasEnvironment() ||
-diff --git a/lib/Driver/ToolChains/Linux.cpp b/lib/Driver/ToolChains/Linux.cpp
-index 08a27fa7fe..1dd70b115d 100644
---- a/lib/Driver/ToolChains/Linux.cpp
-+++ b/lib/Driver/ToolChains/Linux.cpp
-@@ -810,7 +810,19 @@ void Linux::AddIAMCUIncludeArgs(const ArgList &DriverArgs,
- }
- }
-
--bool Linux::isPIEDefault() const { return getSanitizerArgs().requiresPIE(); }
-+bool Linux::isPIEDefault() const {
-+ const bool IsMips = tools::isMipsArch(getTriple().getArch());
-+ const bool IsAndroid = getTriple().isAndroid();
-+
-+ if (IsMips || IsAndroid)
-+ return getSanitizerArgs().requiresPIE();
-+
-+ return true;
-+}
-+
-+unsigned Linux::GetDefaultStackProtectorLevel(bool KernelOrKext) const {
-+ return 2;
-+}
-
- SanitizerMask Linux::getSupportedSanitizers() const {
- const bool IsX86 = getTriple().getArch() == llvm::Triple::x86;
-diff --git a/lib/Driver/ToolChains/Linux.h b/lib/Driver/ToolChains/Linux.h
-index 9778c1832c..ddd46a1d58 100644
---- a/lib/Driver/ToolChains/Linux.h
-+++ b/lib/Driver/ToolChains/Linux.h
-@@ -36,6 +36,7 @@ public:
- void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs,
- llvm::opt::ArgStringList &CC1Args) const override;
- bool isPIEDefault() const override;
-+ unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override;
- SanitizerMask getSupportedSanitizers() const override;
- void addProfileRTLibs(const llvm::opt::ArgList &Args,
- llvm::opt::ArgStringList &CmdArgs) const override;
-diff --git a/test/Driver/cross-linux.c b/test/Driver/cross-linux.c
-index a5ea832e77..1949c05a60 100644
---- a/test/Driver/cross-linux.c
-+++ b/test/Driver/cross-linux.c
-@@ -42,8 +42,8 @@
- // CHECK-MULTI32-I386: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
- // CHECK-MULTI32-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
- // CHECK-MULTI32-I386: "-m" "elf_i386"
--// CHECK-MULTI32-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
--// CHECK-MULTI32-I386: "-L[[gcc_install]]"
-+// CHECK-MULTI32-I386: "crti.o" "crtbeginS.o"
-+// CHECK-MULTI32-I386: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]"
- // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib32"
- // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
- // CHECK-MULTI32-I386: "-L[[sysroot]]/lib"
-@@ -59,8 +59,8 @@
- // CHECK-MULTI32-X86-64: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
- // CHECK-MULTI32-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
- // CHECK-MULTI32-X86-64: "-m" "elf_x86_64"
--// CHECK-MULTI32-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64{{/|\\\\}}crtbegin.o"
--// CHECK-MULTI32-X86-64: "-L[[gcc_install]]/64"
-+// CHECK-MULTI32-X86-64: "crti.o" "crtbeginS.o"
-+// CHECK-MULTI32-X86-64: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64"
- // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib64"
- // CHECK-MULTI32-X86-64: "-L[[gcc_install]]"
- // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
-@@ -77,8 +77,8 @@
- // CHECK-MULTI64-I386: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
- // CHECK-MULTI64-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
- // CHECK-MULTI64-I386: "-m" "elf_i386"
--// CHECK-MULTI64-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32{{/|\\\\}}crtbegin.o"
--// CHECK-MULTI64-I386: "-L[[gcc_install]]/32"
-+// CHECK-MULTI64-I386: "crti.o" "crtbeginS.o"
-+// CHECK-MULTI64-I386: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32"
- // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib32"
- // CHECK-MULTI64-I386: "-L[[gcc_install]]"
- // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
-@@ -95,8 +95,8 @@
- // CHECK-MULTI64-X86-64: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
- // CHECK-MULTI64-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
- // CHECK-MULTI64-X86-64: "-m" "elf_x86_64"
--// CHECK-MULTI64-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
--// CHECK-MULTI64-X86-64: "-L[[gcc_install]]"
-+// CHECK-MULTI64-X86-64: "crti.o" "crtbeginS.o"
-+// CHECK-MULTI64-X86-64: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]"
- // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib64"
- // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
- // CHECK-MULTI64-X86-64: "-L[[sysroot]]/lib"
-diff --git a/test/Driver/env.c b/test/Driver/env.c
-index 0371bc91c4..ea89f52512 100644
---- a/test/Driver/env.c
-+++ b/test/Driver/env.c
-@@ -20,7 +20,7 @@
- //
- // CHECK-LD-32-NOT: warning:
- // CHECK-LD-32: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
--// CHECK-LD-32: "{{.*}}/usr/lib/gcc/i386-unknown-linux/4.6.0{{/|\\\\}}crtbegin.o"
-+// CHECK-LD-32: "crtbeginS.o"
- // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0"
- // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/lib"
- // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../.."
-diff --git a/test/Driver/fsanitize.c b/test/Driver/fsanitize.c
-index 0752ef6df0..5d1e211b24 100644
---- a/test/Driver/fsanitize.c
-+++ b/test/Driver/fsanitize.c
-@@ -192,13 +192,13 @@
- // RUN: %clang -target x86_64-linux-gnu -fsanitize=vptr -fno-sanitize=vptr -fsanitize=undefined,address %s -### 2>&1
- // OK
-
--// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
--// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
-+// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
-+// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
- // RUN: %clang -target x86_64-unknown-freebsd -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
- // RUN: %clang -target aarch64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
- // RUN: %clang -target arm-linux-androideabi -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
--// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
--// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
-+// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
-+// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
-
- // CHECK-NO-PIE-NOT: "-pie"
- // CHECK-NO-PIE: "-mrelocation-model" "static"
-@@ -491,12 +491,12 @@
- // RUN: %clang -fno-sanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NOSP
- // NOSP-NOT: "-fsanitize=safe-stack"
-
--// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
--// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP-ASAN
-+// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
-+// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP-ASAN
- // RUN: %clang -target x86_64-linux-gnu -fstack-protector -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
- // RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -fstack-protector-all -### %s 2>&1 | FileCheck %s -check-prefix=SP
--// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
--// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
-+// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
-+// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
- // RUN: %clang -target i386-contiki-unknown -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
- // NO-SP-NOT: stack-protector
- // NO-SP: "-fsanitize=safe-stack"
-@@ -506,6 +506,8 @@
-
- // NO-SP-ASAN-NOT: stack-protector
- // NO-SP-ASAN: "-fsanitize=address,safe-stack"
-+// SP-ASAN: "-fsanitize=address,safe-stack"
-+// SP-ASAN: -stack-protector
- // NO-SP-ASAN-NOT: stack-protector
-
- // RUN: %clang -target powerpc64-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
-diff --git a/test/Driver/gcc-toolchain.cpp b/test/Driver/gcc-toolchain.cpp
-index ca96757a2b..ae1c25e989 100644
---- a/test/Driver/gcc-toolchain.cpp
-+++ b/test/Driver/gcc-toolchain.cpp
-@@ -24,6 +24,6 @@
- // the same precise formatting of the path as the '-internal-system' flags
- // above, so we just blanket wildcard match the 'crtbegin.o'.
- // CHECK: "{{[^"]*}}ld{{(.exe)?}}"
--// CHECK: "{{[^"]*}}/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5{{/|\\\\}}crtbegin.o"
-+// CHECK: "crtbeginS.o"
- // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5"
- // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5/../../../.."
-diff --git a/test/Driver/hexagon-toolchain-elf.c b/test/Driver/hexagon-toolchain-elf.c
-index 98582450e3..b2da01eaf5 100644
---- a/test/Driver/hexagon-toolchain-elf.c
-+++ b/test/Driver/hexagon-toolchain-elf.c
-@@ -449,7 +449,7 @@
- // RUN: %s 2>&1 \
- // RUN: | FileCheck -check-prefix=CHECK042 %s
- // CHECK042: "-cc1"
--// CHECK042: "-mrelocation-model" "static"
-+// CHECK042: "-mrelocation-model" "pic"
- // CHECK042: "-mllvm" "-hexagon-small-data-threshold=8"
- // CHECK042-NEXT: llvm-mc
- // CHECK042: "-gpsize=8"
-diff --git a/test/Driver/linux-as.c b/test/Driver/linux-as.c
-index c5cb1cd600..1ad86d8ead 100644
---- a/test/Driver/linux-as.c
-+++ b/test/Driver/linux-as.c
-@@ -133,7 +133,7 @@
- // CHECK-PPC-NO-MCPU-NOT: as{{.*}} "-mcpu=invalid-cpu"
- //
- // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
--// RUN: -no-integrated-as -c %s 2>&1 \
-+// RUN: -no-integrated-as -fno-pic -c %s 2>&1 \
- // RUN: | FileCheck -check-prefix=CHECK-SPARCV9 %s
- // CHECK-SPARCV9: as
- // CHECK-SPARCV9: -64
-@@ -142,7 +142,7 @@
- // CHECK-SPARCV9: -o
- //
- // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
--// RUN: -no-integrated-as -fpic -c %s 2>&1 \
-+// RUN: -no-integrated-as -c %s 2>&1 \
- // RUN: | FileCheck -check-prefix=CHECK-SPARCV9PIC %s
- // CHECK-SPARCV9PIC: as
- // CHECK-SPARCV9PIC: -64
-diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c
-index 1c5f1a4556..2885f78045 100644
---- a/test/Driver/linux-ld.c
-+++ b/test/Driver/linux-ld.c
-@@ -1,3 +1,5 @@
-+// XFAIL: linux
-+
- // General tests that ld invocations on Linux targets sane. Note that we use
- // sysroot to make these tests independent of the host system.
- //
-diff --git a/test/Driver/stack-protector.c b/test/Driver/stack-protector.c
-index 6769b65f63..180e26f3ea 100644
---- a/test/Driver/stack-protector.c
-+++ b/test/Driver/stack-protector.c
-@@ -3,11 +3,11 @@
- // NOSSP-NOT: "-stack-protector-buffer-size"
-
- // RUN: %clang -target i386-unknown-linux -fstack-protector -### %s 2>&1 | FileCheck %s -check-prefix=SSP
--// SSP: "-stack-protector" "1"
-+// SSP: "-stack-protector" "2"
- // SSP-NOT: "-stack-protector-buffer-size"
-
- // RUN: %clang -target i386-unknown-linux -fstack-protector --param ssp-buffer-size=16 -### %s 2>&1 | FileCheck %s -check-prefix=SSP-BUF
--// SSP-BUF: "-stack-protector" "1"
-+// SSP-BUF: "-stack-protector" "2"
- // SSP-BUF: "-stack-protector-buffer-size" "16"
-
- // RUN: %clang -target i386-pc-openbsd -### %s 2>&1 | FileCheck %s -check-prefix=OPENBSD
---
-2.14.1
-