[ASTImporter] Fix for importing unnamed structs
Patch by Peter Szecsi!
Differential Revision: https://reviews.llvm.org/D30876
llvm-svn: 329301
diff --git a/clang/test/ASTMerge/struct/Inputs/struct1.c b/clang/test/ASTMerge/struct/Inputs/struct1.c
index 0f3e8b9..a85aec7 100644
--- a/clang/test/ASTMerge/struct/Inputs/struct1.c
+++ b/clang/test/ASTMerge/struct/Inputs/struct1.c
@@ -77,3 +77,65 @@
} S13;
S13 x13;
+
+// Matches
+struct Unnamed {
+ union {
+ struct {
+ int i;
+ } S;
+ struct {
+ float i;
+ } R;
+ } U;
+} x14;
+
+// Matches
+struct DeepUnnamed {
+ union {
+ union {
+ struct {
+ long i;
+ } S;
+ struct {
+ int i;
+ } R;
+ } U1;
+ union {
+ struct {
+ long i;
+ } S;
+ struct {
+ float i;
+ } T;
+ } U2;
+ } U;
+ struct {
+ long i;
+ } V;
+} x15;
+
+// Mismatch due to unnamed struct used internally
+struct DeepUnnamedError {
+ union {
+ union {
+ struct {
+ long i;
+ } S;
+ struct {
+ int i;
+ } R;
+ } U1;
+ union {
+ struct {
+ long i; // Mismatch here.
+ } S;
+ struct {
+ float i;
+ } T;
+ } U2;
+ } U;
+ struct {
+ long i;
+ } V;
+} x16;