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Based on original patchset from Jakub Jirutka <jakub@jirutka.cz>
Updated by Eric Molitor <eric@molitor.org>
Updated by Natanael Copa <ncopa@alpinelinux.org>
Updated by omni <omni+alpine@hack.org>
--- a/lib/Driver/ToolChains/Linux.h
+++ b/lib/Driver/ToolChains/Linux.h
@@ -11,6 +11,7 @@
#include "Gnu.h"
#include "clang/Driver/ToolChain.h"
+#include "clang/Basic/LangOptions.h"
namespace clang {
namespace driver {
@@ -38,6 +39,18 @@
CXXStdlibType GetDefaultCXXStdlibType() const override;
bool isPIEDefault() const override;
bool isNoExecStackDefault() const override;
+
+ LangOptions::StackProtectorMode
+ GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
+ StringRef VendorName = Linux::getTriple().getVendorName();
+ if (VendorName.compare("alpine") == 0)
+ return LangOptions::SSPStrong;
+
+ return LangOptions::SSPOff;
+ }
+
+
+
bool IsMathErrnoDefault() const override;
SanitizerMask getSupportedSanitizers() const override;
void addProfileRTLibs(const llvm::opt::ArgList &Args,
--- a/test/Driver/fsanitize.c
+++ b/test/Driver/fsanitize.c
@@ -667,18 +667,17 @@
// 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=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"
// SP-ASAN: error: invalid argument '-fsanitize=safe-stack' not allowed with '-fsanitize=address'
// SP: "-fsanitize=safe-stack"
-// SP: -stack-protector
// NO-SP-NOT: stack-protector
// RUN: %clang -target powerpc64-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
--- a/test/Driver/stack-protector.c
+++ b/test/Driver/stack-protector.c
@@ -35,6 +35,20 @@
// Test default stack protector values for Darwin platforms
+// RUN: %clang -target x86_64-alpine-linux-musl -### %s 2>&1 | FileCheck %s -check-prefix=ALPINE
+// ALPINE: "-stack-protector" "2"
+
+// RUN: %clang -target x86_64-alpine-linux-musl -fstack-protector -### %s 2>&1 | FileCheck %s -check-prefix=ALPINE_SPS
+// ALPINE_SPS: "-stack-protector" "2"
+
+// RUN: %clang -target x86_64-alpine-linux-musl -fstack-protector-all -### %s 2>&1 | FileCheck %s -check-prefix=ALPINE_ALL
+// ALPINE_ALL: "-stack-protector" "3"
+// ALPINE_ALL-NOT: "-stack-protector-buffer-size"
+
+// RUN: %clang -target x86_64-alpine-linux-musl -fno-stack-protector -### %s 2>&1 | FileCheck %s -check-prefix=ALPINE_NOSSP
+// ALPINE_NOSSP-NOT: "-stack-protector"
+// ALPINE_NOSSP-NOT: "-stack-protector-buffer-size"
+
// RUN: %clang -target armv7k-apple-watchos2.0 -### %s 2>&1 | FileCheck %s -check-prefix=SSP_WATCHOS
// RUN: %clang -ffreestanding -target armv7k-apple-watchos2.0 -### %s 2>&1 | FileCheck %s -check-prefix=SSP_WATCHOS
// SSP_WATCHOS: "-stack-protector" "1"
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