diff --git a/test/CodeGen/X86/fp-immediate-shorten.ll b/test/CodeGen/X86/fp-immediate-shorten.ll
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index 00000000000..5a19f92d329
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+;; Test that this FP immediate is stored in the constant pool as a float.
+
+; RUN: llvm-as < %s | llc -march=x86 | grep '.long.1123418112'
+
+double %D() { ret double 123.0 }