--- /dev/null
+; RUN: opt -S --passes="ipsccp<func-spec>" -force-function-specialization < %s | FileCheck %s
+
+; Tests that `bar` has been specialized and that the compiler did not crash
+; while attempting to promote the alloca in `entry`.
+; CHECK: bar.1
+
+@block = internal global [8 x i8] zeroinitializer, align 1
+
+define dso_local void @entry() {
+ %1 = alloca i32, align 4
+ call void @foo(ptr nonnull %1)
+ ret void
+}
+
+define internal void @foo(ptr nocapture readnone %0) {
+ %2 = alloca i32, align 4
+ call void @bar(ptr nonnull %2, ptr nonnull @block)
+ call void @bar(ptr nonnull %2, ptr nonnull getelementptr inbounds ([8 x i8], ptr @block, i64 0, i64 4))
+ ret void
+}
+
+define internal void @bar(ptr nocapture readonly %0, ptr nocapture readonly %1) {
+ %3 = load i32, ptr %0, align 4
+ %4 = load i32, ptr %1, align 4
+ ret void
+}
+