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Disable using -fsanitize=leak from the Clang Driver. #249

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Dec 20, 2018
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Disable using -fsanitize=leak from the Clang Driver. #249

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3 changes: 3 additions & 0 deletions lib/Driver/ToolChains/Darwin.cpp
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Expand Up @@ -2358,6 +2358,9 @@ SanitizerMask Darwin::getSupportedSanitizers() const {
Res |= SanitizerKind::FuzzerNoLink;
Res |= SanitizerKind::Function;

// Apple-Clang: Don't support LSan. rdar://problem/45841334
Res &= ~SanitizerKind::Leak;

// Prior to 10.9, macOS shipped a version of the C++ standard library without
// C++11 support. The same is true of iOS prior to version 5. These OS'es are
// incompatible with -fsanitize=vptr.
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7 changes: 7 additions & 0 deletions test/Driver/apple-clang-no-lsan.c
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@@ -0,0 +1,7 @@
// Apple-Clang: Don't support LSan
// REQUIRES: system-darwin
// RUN: not %clang -fsanitize=leak %s -o %t 2>&1 | FileCheck %s
// CHECK: unsupported option '-fsanitize=leak'
int main() {
return 0;
}
14 changes: 7 additions & 7 deletions test/Driver/fsanitize.c
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Expand Up @@ -551,25 +551,25 @@
// CHECK-ESAN-OPENBSD: error: unsupported option '-fsanitize=efficiency-{{.*}}' for target 'i386-pc-openbsd'

// RUN: %clang -target x86_64-apple-darwin -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-X86-64-DARWIN
// CHECK-LSAN-X86-64-DARWIN-NOT: unsupported option
// CHECK-LSAN-X86-64-DARWIN: unsupported option

// RUN: %clang -target x86_64-apple-iossimulator -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-X86-64-IOSSIMULATOR
// CHECK-LSAN-X86-64-IOSSIMULATOR-NOT: unsupported option
// CHECK-LSAN-X86-64-IOSSIMULATOR: unsupported option

// RUN: %clang -target x86_64-apple-tvossimulator -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-X86-64-TVOSSIMULATOR
// CHECK-LSAN-X86-64-TVOSSIMULATOR-NOT: unsupported option
// CHECK-LSAN-X86-64-TVOSSIMULATOR: unsupported option

// RUN: %clang -target i386-apple-darwin -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-I386-DARWIN
// CHECK-LSAN-I386-DARWIN-NOT: unsupported option
// CHECK-LSAN-I386-DARWIN: unsupported option

// RUN: %clang -target arm-apple-ios -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-ARM-IOS
// CHECK-LSAN-ARM-IOS-NOT: unsupported option
// CHECK-LSAN-ARM-IOS: unsupported option

// RUN: %clang -target i386-apple-iossimulator -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-I386-IOSSIMULATOR
// CHECK-LSAN-I386-IOSSIMULATOR-NOT: unsupported option
// CHECK-LSAN-I386-IOSSIMULATOR: unsupported option

// RUN: %clang -target i386-apple-tvossimulator -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-LSAN-I386-TVOSSIMULATOR
// CHECK-LSAN-I386-TVOSSIMULATOR-NOT: unsupported option
// CHECK-LSAN-I386-TVOSSIMULATOR: unsupported option

// RUN: %clang -target i686-linux-gnu -fsanitize=efficiency-cache-frag %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-ESAN-X86
// RUN: %clang -target i686-linux-gnu -fsanitize=efficiency-working-set %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-ESAN-X86
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5 changes: 2 additions & 3 deletions test/Driver/sanitizer-ld.c
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Expand Up @@ -537,14 +537,13 @@
// CHECK-ASAN-DARWIN106-CXX: libclang_rt.asan_osx_dynamic.dylib
// CHECK-ASAN-DARWIN106-CXX-NOT: -lc++abi

// Apple-Clang: Don't support LSan
// RUN: %clangxx -fsanitize=leak %s -### -o %t.o 2>&1 \
// RUN: -mmacosx-version-min=10.6 \
// RUN: -target x86_64-apple-darwin13.4.0 -fuse-ld=ld -stdlib=platform \
// RUN: --sysroot=%S/Inputs/basic_linux_tree \
// RUN: | FileCheck --check-prefix=CHECK-LSAN-DARWIN106-CXX %s
// CHECK-LSAN-DARWIN106-CXX: "{{.*}}ld{{(.exe)?}}"
// CHECK-LSAN-DARWIN106-CXX: libclang_rt.lsan_osx_dynamic.dylib
// CHECK-LSAN-DARWIN106-CXX-NOT: -lc++abi
// CHECK-LSAN-DARWIN106-CXX: unsupported option '-fsanitize=leak'

// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
// RUN: -target x86_64-unknown-linux -fuse-ld=ld -fsanitize=safe-stack \
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