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01b97dd01e
ConstantExpr, not just the top-level operator. This allows it to fold many more constants. Also, make GlobalOpt call ConstantFoldConstantExpression on GlobalVariable initializers. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89659 91177308-0d34-0410-b5e6-96231b3b80d8
9 lines
450 B
LLVM
9 lines
450 B
LLVM
; RUN: opt < %s -S -globalopt | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
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@.str91250 = global [3 x i8] zeroinitializer
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; CHECK: @A = global i1 false
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@A = global i1 icmp ne (i64 sub nsw (i64 ptrtoint (i8* getelementptr inbounds ([3 x i8]* @.str91250, i64 0, i64 1) to i64), i64 ptrtoint ([3 x i8]* @.str91250 to i64)), i64 1)
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