1 files changed, 35 insertions, 0 deletions
diff --git a/test/Instrumentation/AddressSanitizer/do-not-instrument-globals-linux.ll b/test/Instrumentation/AddressSanitizer/do-not-instrument-globals-linux.ll
new file mode 100644
index 000000000000..fc0e676ec139
--- /dev/null
+++ b/test/Instrumentation/AddressSanitizer/do-not-instrument-globals-linux.ll
@@ -0,0 +1,35 @@
+; This test checks that we are not instrumenting unnecessary globals
+; (llvm.metadata, init_array sections, and other llvm internal globals).
+; RUN: opt < %s -asan -asan-module -S | FileCheck %s
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Function Attrs: nounwind uwtable
+define internal void @_ZL3foov() #0 {
+entry:
+  ret void
+}
+
+@__call_foo = global void ()* @_ZL3foov, section ".preinit_array", align 8
+@__call_foo_2 = global void ()* @_ZL3foov, section ".init_array", align 8
+@__call_foo_3 = global void ()* @_ZL3foov, section ".fini_array", align 8
+
+; CHECK-NOT: asan_gen{{.*}}__call_foo
+
+; Function Attrs: nounwind uwtable
+define i32 @main() #0 {
+entry:
+  %retval = alloca i32, align 4
+  store i32 0, i32* %retval, align 4
+  ret i32 0
+}
+
+@.str_noinst = private unnamed_addr constant [4 x i8] c"aaa\00", section "llvm.metadata"
+@.str_noinst_prof = private unnamed_addr constant [4 x i8] c"aaa\00", section "__llvm_prf_data"
+@.str_inst = private unnamed_addr constant [4 x i8] c"aaa\00"
+
+; CHECK-NOT: {{asan_gen.*str_noinst}}
+; CHECK-NOT: {{asan_gen.*str_noinst_prof}}
+; CHECK: {{asan_gen.*str_inst}}
+; CHECK: @asan.module_ctor