This revision was automatically updated to reflect the committed changes.
Closed by commit rC349015: [asan] Don't check ODR violations for
particular types of globals (authored by vitalybuka, committed by ).
Herald added a subscriber: cfe-commits.
Changed prior to commit:
https://reviews.llvm.org/D55621?vs=177947&id=178019#toc
Repository:
rC Clang
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D55621/new/
https://reviews.llvm.org/D55621
Files:
test/CodeGen/asan-static-odr.cpp
Index: test/CodeGen/asan-static-odr.cpp
===================================================================
--- test/CodeGen/asan-static-odr.cpp
+++ test/CodeGen/asan-static-odr.cpp
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s
| FileCheck %s --check-prefixes=CHECK,ALIAS1
+
+// No alias on Windows but indicators should work.
+// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple
x86_64-windows-msvc %s | FileCheck %s --check-prefixes=CHECK,ALIAS0
+
+static int global;
+
+int main() {
+ return global;
+}
+
+// CHECK-NOT: __odr_asan_gen
+// CHECK-NOT: private alias
+// CHECK: [[VAR:@.*global.*]] ={{.*}} global { i32, [60 x i8] }
zeroinitializer, align 32
+// CHECK: @0 = internal global {{.*}} [[VAR]] to i64), {{.*}}, i64 -1 }]
+// CHECK: call void @__asan_register_globals(i64 ptrtoint ([1 x { i64, i64,
i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1)
+// CHECK: call void @__asan_unregister_globals(i64 ptrtoint ([1 x { i64, i64,
i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1)
Index: test/CodeGen/asan-static-odr.cpp
===================================================================
--- test/CodeGen/asan-static-odr.cpp
+++ test/CodeGen/asan-static-odr.cpp
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s | FileCheck %s --check-prefixes=CHECK,ALIAS1
+
+// No alias on Windows but indicators should work.
+// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-windows-msvc %s | FileCheck %s --check-prefixes=CHECK,ALIAS0
+
+static int global;
+
+int main() {
+ return global;
+}
+
+// CHECK-NOT: __odr_asan_gen
+// CHECK-NOT: private alias
+// CHECK: [[VAR:@.*global.*]] ={{.*}} global { i32, [60 x i8] } zeroinitializer, align 32
+// CHECK: @0 = internal global {{.*}} [[VAR]] to i64), {{.*}}, i64 -1 }]
+// CHECK: call void @__asan_register_globals(i64 ptrtoint ([1 x { i64, i64, i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1)
+// CHECK: call void @__asan_unregister_globals(i64 ptrtoint ([1 x { i64, i64, i64, i64, i64, i64, i64, i64 }]* @0 to i64), i64 1)
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