}
bool SanitizerArgs::needsUbsanRt() const {
- return ((Sanitizers.Mask & NeedsUbsanRt & ~TrapSanitizers.Mask) ||
- CoverageFeatures) &&
- !Sanitizers.has(Address) && !Sanitizers.has(Memory) &&
- !Sanitizers.has(Thread) && !Sanitizers.has(DataFlow) &&
- !Sanitizers.has(Leak) && !CfiCrossDso;
+ // All of these include ubsan.
+ if (needsAsanRt() || needsMsanRt() || needsTsanRt() || needsDfsanRt() ||
+ needsLsanRt() || needsCfiDiagRt())
+ return false;
+
+ return (Sanitizers.Mask & NeedsUbsanRt & ~TrapSanitizers.Mask) ||
+ CoverageFeatures;
}
bool SanitizerArgs::needsCfiRt() const {
- return !(Sanitizers.Mask & CFI & ~TrapSanitizers.Mask) && CfiCrossDso;
+ return !(Sanitizers.Mask & CFI & ~TrapSanitizers.Mask) && CfiCrossDso &&
+ !ImplicitCfiRuntime;
}
bool SanitizerArgs::needsCfiDiagRt() const {
- return (Sanitizers.Mask & CFI & ~TrapSanitizers.Mask) && CfiCrossDso;
+ return (Sanitizers.Mask & CFI & ~TrapSanitizers.Mask) && CfiCrossDso &&
+ !ImplicitCfiRuntime;
}
bool SanitizerArgs::requiresPIE() const {
TC.getTriple().isAndroid() || TC.getTriple().isOSFuchsia() ||
TC.getTriple().isOSDarwin());
+ ImplicitCfiRuntime = TC.getTriple().isAndroid();
+
if (AllAddedKinds & Address) {
NeedPIE |= TC.getTriple().isAndroid() || TC.getTriple().isOSFuchsia();
if (Arg *A =
// CHECK-CFI-CROSS-DSO-DIAG-LINUX: "-whole-archive" "{{[^"]*}}libclang_rt.cfi_diag-x86_64.a" "-no-whole-archive"
// CHECK-CFI-CROSS-DSO-DIAG-LINUX: -export-dynamic
+// Cross-DSO CFI on Android does not link runtime libraries.
+// RUN: %clang -fsanitize=cfi -fsanitize-cfi-cross-dso %s -### -o %t.o 2>&1 \
+// RUN: -target aarch64-linux-android -fuse-ld=ld \
+// RUN: --sysroot=%S/Inputs/basic_android_tree \
+// RUN: | FileCheck --check-prefix=CHECK-CFI-CROSS-DSO-ANDROID %s
+// CHECK-CFI-CROSS-DSO-ANDROID: "{{.*}}ld{{(.exe)?}}"
+// CHECK-CFI-CROSS-DSO-ANDROID-NOT: libclang_rt.
+
+// Cross-DSO CFI with diagnostics on Android links just the UBSAN runtime.
+// RUN: %clang -fsanitize=cfi -fsanitize-cfi-cross-dso %s -### -o %t.o 2>&1 \
+// RUN: -fno-sanitize-trap=cfi -fsanitize-recover=cfi \
+// RUN: -target aarch64-linux-android -fuse-ld=ld \
+// RUN: --sysroot=%S/Inputs/basic_android_tree \
+// RUN: | FileCheck --check-prefix=CHECK-CFI-CROSS-DSO-DIAG-ANDROID %s
+// CHECK-CFI-CROSS-DSO-DIAG-ANDROID: "{{.*}}ld{{(.exe)?}}"
+// CHECK-CFI-CROSS-DSO-DIAG-ANDROID: "{{[^"]*}}libclang_rt.ubsan_standalone-aarch64-android.so"
+// CHECK-CFI-CROSS-DSO-DIAG-ANDROID: "-export-dynamic-symbol=__cfi_check"
+
// RUN: %clangxx -fsanitize=address %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 \
// CHECK-SAFESTACK-ANDROID-AARCH64: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
// CHECK-SAFESTACK-ANDROID-AARCH64-NOT: libclang_rt.safestack
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN: -target arm-linux-androideabi -fuse-ld=ld -fsanitize=cfi \
-// RUN: --sysroot=%S/Inputs/basic_android_tree \
-// RUN: | FileCheck --check-prefix=CHECK-CFI-ANDROID %s
-//
-// CHECK-CFI-ANDROID: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-CFI-ANDROID-NOT: libclang_rt.cfi
-// CHECK-CFI-ANDROID-NOT: __cfi_check
-
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN: -target arm-linux-androideabi -fuse-ld=ld -fsanitize=cfi \
-// RUN: -fsanitize-cfi-cross-dso \
-// RUN: --sysroot=%S/Inputs/basic_android_tree \
-// RUN: | FileCheck --check-prefix=CHECK-CROSSDSO-CFI-ANDROID %s
-//
-// CHECK-CROSSDSO-CFI-ANDROID: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-CROSSDSO-CFI-ANDROID-NOT: libclang_rt.cfi
-// CHECK-CROSSDSO-CFI-ANDROID: -export-dynamic-symbol=__cfi_check
-// CHECK-CROSSDSO-CFI-ANDROID-NOT: libclang_rt.cfi
-
// RUN: %clang -fsanitize=undefined %s -### -o %t.o 2>&1 \
// RUN: -target x86_64-scei-ps4 -fuse-ld=ld \
// RUN: -shared \