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-rw-r--r--clang/lib/AST/ByteCode/InterpBuiltin.cpp12
-rw-r--r--clang/test/AST/ByteCode/c.c10
2 files changed, 22 insertions, 0 deletions
diff --git a/clang/lib/AST/ByteCode/InterpBuiltin.cpp b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
index 285ea71..d7de4c0 100644
--- a/clang/lib/AST/ByteCode/InterpBuiltin.cpp
+++ b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
@@ -2769,6 +2769,18 @@ static bool copyComposite(InterpState &S, CodePtr OpPC, const Pointer &Src,
return true;
}
+ if (DestDesc->isCompositeArray()) {
+ assert(SrcDesc->isCompositeArray());
+ assert(SrcDesc->getNumElems() == DestDesc->getNumElems());
+ for (unsigned I = 0, N = DestDesc->getNumElems(); I != N; ++I) {
+ const Pointer &SrcElem = Src.atIndex(I).narrow();
+ Pointer DestElem = Dest.atIndex(I).narrow();
+ if (!copyComposite(S, OpPC, SrcElem, DestElem, Activate))
+ return false;
+ }
+ return true;
+ }
+
if (DestDesc->isRecord())
return copyRecord(S, OpPC, Src, Dest, Activate);
return Invalid(S, OpPC);
diff --git a/clang/test/AST/ByteCode/c.c b/clang/test/AST/ByteCode/c.c
index 7cb7f96..fe47f9c 100644
--- a/clang/test/AST/ByteCode/c.c
+++ b/clang/test/AST/ByteCode/c.c
@@ -203,6 +203,16 @@ const struct StrA sc = *sb;
_Static_assert(sc.a == 12, ""); // pedantic-ref-warning {{GNU extension}} \
// pedantic-expected-warning {{GNU extension}}
+struct ComplexS {
+ int a;
+ float b;
+ struct StrA sa[2];
+};
+const struct ComplexS CS = {12, 23.0f, {{1}, {2}}};
+const struct ComplexS CS2 = CS;
+_Static_assert(CS2.sa[0].a == 1, ""); // pedantic-ref-warning {{GNU extension}} \
+ // pedantic-expected-warning {{GNU extension}}
+
_Static_assert(((void*)0 + 1) != (void*)0, ""); // pedantic-expected-warning {{arithmetic on a pointer to void is a GNU extension}} \
// pedantic-expected-warning {{not an integer constant expression}} \
// pedantic-expected-note {{cannot perform pointer arithmetic on null pointer}} \