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-rw-r--r--clang/test/CodeGen/debug-info-extern-multi.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/clang/test/CodeGen/debug-info-extern-multi.c b/clang/test/CodeGen/debug-info-extern-multi.c
new file mode 100644
index 00000000000..6a9021d382b
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+++ b/clang/test/CodeGen/debug-info-extern-multi.c
@@ -0,0 +1,22 @@
+// RUN: %clang_cc1 -x c -debug-info-kind=limited -triple bpf-linux-gnu -emit-llvm %s -o - | FileCheck %s
+
+extern char ch;
+int test() {
+ extern short sh;
+ return ch + sh;
+}
+
+extern char (*foo)(char);
+int test2() {
+ return foo(0) + ch;
+}
+
+// CHECK: distinct !DIGlobalVariable(name: "ch",{{.*}} type: ![[Tch:[0-9]+]], isLocal: false, isDefinition: false
+// CHECK: distinct !DIGlobalVariable(name: "sh",{{.*}} type: ![[Tsh:[0-9]+]], isLocal: false, isDefinition: false
+// CHECK: ![[Tsh]] = !DIBasicType(name: "short", size: 16, encoding: DW_ATE_signed)
+
+// CHECK: distinct !DIGlobalVariable(name: "foo",{{.*}} type: ![[Tptr:[0-9]+]], isLocal: false, isDefinition: false
+// ![[Tptr]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: ![[Tsub:[0-9]+]], size: 64)
+// ![[Tsub]] = !DISubroutineType(types: ![[Tproto:[0-9]+]])
+// ![[Tproto]] = !{![[Tch]], ![[Tch]]}
+// CHECK: ![[Tch]] = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
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