[PATCH] D43606: [Driver] Add SafeStack to a map of incompatible sanitizers

[Petr Hosek via Phabricator via cfe-commits]

phosek updated this revision to Diff 136002.
phosek marked an inline comment as done.
Herald added subscribers: Sanitizers, llvm-commits.

Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D43606

Files:
  clang/lib/Driver/SanitizerArgs.cpp
  clang/test/Driver/fsanitize.c


Index: clang/test/Driver/fsanitize.c
===================================================================
--- clang/test/Driver/fsanitize.c
+++ clang/test/Driver/fsanitize.c
@@ -526,22 +526,19 @@
 // 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=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 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
 
-// NO-SP-ASAN-NOT: stack-protector
-// NO-SP-ASAN: "-fsanitize=address,safe-stack"
-// NO-SP-ASAN-NOT: stack-protector
-
 // RUN: %clang -target powerpc64-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
 // RUN: %clang -target powerpc64le-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
 // CHECK-SANM: "-fsanitize=memory"
Index: clang/lib/Driver/SanitizerArgs.cpp
===================================================================
--- clang/lib/Driver/SanitizerArgs.cpp
+++ clang/lib/Driver/SanitizerArgs.cpp
@@ -378,7 +378,9 @@
       std::make_pair(Efficiency, Address | HWAddress | Leak | Thread | Memory |
                                      KernelAddress),
       std::make_pair(Scudo, Address | HWAddress | Leak | Thread | Memory |
-                                KernelAddress | Efficiency)};
+                                KernelAddress | Efficiency),
+      std::make_pair(SafeStack, Address | HWAddress | Leak | Thread | Memory |
+                                    KernelAddress | Efficiency)};
   for (auto G : IncompatibleGroups) {
     SanitizerMask Group = G.first;
     if (Kinds & Group) {


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