1 ; RUN: opt -passes=instcombine -S -o - %s | FileCheck %s
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2 ; Test that we don't replace an alias with its aliasee when simplifying GEPs.
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3 ; In this test case the transformation is invalid because it replaces the
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4 ; reference to the symbol "b" (which refers to whichever instance of "b"
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5 ; was chosen by the linker) with a reference to "a" (which refers to the
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6 ; specific instance of "b" in this module).
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8 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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9 target triple = "x86_64-unknown-linux-gnu"
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11 @a = internal global [3 x ptr] zeroinitializer
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12 @b = linkonce_odr alias [3 x ptr], ptr @a
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15 ; CHECK: ret ptr getelementptr ([3 x ptr], ptr @b, i64 0, i64 1)
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16 ret ptr getelementptr ([3 x ptr], ptr @b, i64 0, i64 1)
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