145 lines
4.6 KiB
LLVM
145 lines
4.6 KiB
LLVM
; RUN: opt -basic-aa -aa -memoryssa -early-cse-memssa -verify -S < %s | FileCheck %s
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; Check that this doesn't crash. The crash only happens with expensive checks,
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; but there doesn't seem to be a REQUIRES for that.
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; CHECK: invoke void @f1
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%s.0 = type { %s.1 }
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%s.1 = type { %s.2* }
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%s.2 = type { %s.3, %s.6, %s.16 }
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%s.3 = type { %s.4, %s.5 }
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%s.4 = type { i32 (...)**, i64 }
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%s.5 = type { i32 (...)** }
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%s.6 = type <{ %s.7, %s.10, i8*, i32, [4 x i8] }>
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%s.7 = type { i32 (...)**, %s.8, i8*, i8*, i8*, i8*, i8*, i8* }
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%s.8 = type { %s.9* }
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%s.9 = type opaque
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%s.10 = type { %s.11 }
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%s.11 = type { %s.12 }
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%s.12 = type { %s.13 }
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%s.13 = type { %s.14 }
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%s.14 = type { %s.15 }
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%s.15 = type { i64, i64, i8* }
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%s.16 = type <{ %s.17, %s.18*, i32 }>
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%s.17 = type { i32 (...)**, i32, i64, i64, i32, i32, i8*, i8*, void (i32, %s.17*, i32)**, i32*, i64, i64, i64*, i64, i64, i8**, i64, i64 }
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%s.18 = type { i32 (...)**, %s.16 }
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%s.19 = type { i8, %s.20 }
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%s.20 = type { %s.21 }
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%s.21 = type { %s.22*, %s.24, %s.26 }
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%s.22 = type { %s.23* }
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%s.23 = type <{ %s.22, %s.23*, %s.22*, i8, [7 x i8] }>
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%s.24 = type { %s.25 }
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%s.25 = type { %s.22 }
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%s.26 = type { %s.27 }
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%s.27 = type { i64 }
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@g0 = external constant [1 x i8], align 1
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declare i32 @f0(...)
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; Function Attrs: uwtable
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declare void @f1(%s.0* nocapture) align 2
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declare void @f2(%s.10*, %s.2*)
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declare void @f3(%s.10*, i8*, i32)
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define i8* @f4(%s.19* %a0, i8* %a1, i32 %a2, i8* %a3) align 2 personality i8* bitcast (i32 (...)* @f0 to i8*) {
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b0:
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%v0 = alloca %s.0, align 8
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br label %b1
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b1: ; preds = %b0
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invoke void @f5(%s.10* nonnull sret(%s.10) align 8 undef, i8* nonnull undef)
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to label %b6 unwind label %b3
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b2: ; preds = %b2
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%v1 = invoke nonnull align 8 dereferenceable(24) %s.10* @f6(%s.10* undef, i64 undef, i64 1)
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to label %b2 unwind label %b4
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b3: ; preds = %b1
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%v2 = landingpad { i8*, i32 }
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cleanup
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br label %b5
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b4: ; preds = %b2
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%v3 = landingpad { i8*, i32 }
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cleanup
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br label %b5
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b5: ; preds = %b4, %b3
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resume { i8*, i32 } undef
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b6: ; preds = %b1
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invoke void @f1(%s.0* nonnull %v0)
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to label %b8 unwind label %b7
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b7: ; preds = %b6
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%v4 = landingpad { i8*, i32 }
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cleanup
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br label %b20
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b8: ; preds = %b6
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invoke void @f2(%s.10* sret(%s.10) align 8 undef, %s.2* undef)
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to label %b10 unwind label %b14
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b9: ; No predecessors!
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br label %b16
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b10: ; preds = %b8
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%v6 = invoke i32 @f7(%s.10* nonnull undef, i64 0, i64 -1, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @g0, i64 0, i64 0), i64 undef)
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to label %b12 unwind label %b11
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b11: ; preds = %b10
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%v7 = landingpad { i8*, i32 }
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catch i8* null
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unreachable
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b12: ; preds = %b10
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invoke void @f3(%s.10* nonnull sret(%s.10) align 8 undef, i8* %a1, i32 %a2)
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to label %b13 unwind label %b15
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b13: ; preds = %b12
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unreachable
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b14: ; preds = %b8
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%v8 = landingpad { i8*, i32 }
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cleanup
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br label %b16
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b15: ; preds = %b12
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%v9 = landingpad { i8*, i32 }
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cleanup
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br label %b16
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b16: ; preds = %b15, %b14, %b9
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%v10 = getelementptr inbounds %s.0, %s.0* %v0, i64 0, i32 0
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%v11 = getelementptr inbounds %s.1, %s.1* %v10, i64 0, i32 0
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br label %b17
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b17: ; preds = %b16
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%v12 = load %s.2*, %s.2** %v11, align 8
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br label %b18
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b18: ; preds = %b17
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call void undef(%s.2* nonnull %v12)
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br label %b19
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b19: ; preds = %b18
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store %s.2* null, %s.2** %v11, align 8
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br label %b20
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b20: ; preds = %b19, %b7
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resume { i8*, i32 } undef
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}
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declare hidden void @f5(%s.10*, i8*)
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declare %s.10* @f6(%s.10*, i64, i64)
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declare i32 @f7(%s.10*, i64, i64, i8*, i64)
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