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-rw-r--r--test/Transforms/Inline/dynamic_alloca_test.ll4
1 files changed, 4 insertions, 0 deletions
diff --git a/test/Transforms/Inline/dynamic_alloca_test.ll b/test/Transforms/Inline/dynamic_alloca_test.ll
index 8770712..b8ff7de 100644
--- a/test/Transforms/Inline/dynamic_alloca_test.ll
+++ b/test/Transforms/Inline/dynamic_alloca_test.ll
@@ -1,5 +1,7 @@
; Test that functions with dynamic allocas get inlined in a case where
; naively inlining it would result in a miscompilation.
+; Functions with dynamic allocas can only be inlined into functions that
+; already have dynamic allocas.
; RUN: llvm-as < %s | opt -inline | llvm-dis | \
; RUN: grep llvm.stacksave
@@ -16,6 +18,8 @@ define internal void @callee(i32 %N) {
define void @foo(i32 %N) {
; <label>:0
+ %P = alloca i32, i32 %N ; <i32*> [#uses=1]
+ call void @ext( i32* %P )
br label %Loop
Loop: ; preds = %Loop, %0