Fix the computation of alignment for fields of packed+aligned structs.
Part of the fix for PR8413.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123904 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/packed-structure.c b/test/CodeGen/packed-structure.c
index 2934d01..731a50b 100644
--- a/test/CodeGen/packed-structure.c
+++ b/test/CodeGen/packed-structure.c
@@ -87,3 +87,16 @@
// CHECK-FUNCTIONS: define void @s2_copy
// CHECK-FUNCTIONS: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 8, i32 2, i1 false)
void s2_copy(struct s2 *a, struct s2 *b) { *b = *a; }
+
+struct __attribute__((packed, aligned)) s3 {
+ short aShort;
+ int anInt;
+};
+// CHECK-GLOBAL: @s3_1 = global i32 2
+int s3_1 = __alignof(((struct s3*) 0)->anInt);
+// CHECK-FUNCTIONS: define i32 @test3(
+int test3(struct s3 *ptr) {
+ // CHECK-FUNCTIONS: [[PTR:%.*]] = getelementptr inbounds {{%.*}}* {{%.*}}, i32 0, i32 1
+ // CHECK-FUNCTIONS-NEXT: load i32* [[PTR]], align 2
+ return ptr->anInt;
+}