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-rw-r--r--test/ExecutionEngine/interpreter-ext.ll19
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diff --git a/test/ExecutionEngine/interpreter-ext.ll b/test/ExecutionEngine/interpreter-ext.ll
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+++ b/test/ExecutionEngine/interpreter-ext.ll
@@ -0,0 +1,19 @@
+; RUN: lli -force-interpreter
+; Extending a value due to zeroext/signext will leave it the wrong size
+; causing problems later, such as a crash if you try to extend it again.
+
+define void @zero(i8 zeroext %foo) {
+ zext i8 %foo to i32
+ ret void
+}
+
+define void @sign(i8 signext %foo) {
+ sext i8 %foo to i32
+ ret void
+}
+
+define i32 @main() {
+ call void @zero(i8 0)
+ call void @sign(i8 0)
+ ret i32 0
+}