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37 lines
895 B
LLVM
37 lines
895 B
LLVM
; RUN: opt -S -instcombine <%s | FileCheck %s
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; rdar://problem/16165191
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; llvm.compiler.used functions should not be renamed
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target triple = "x86_64-apple-darwin11"
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@llvm.compiler.used = appending global [1 x i8*] [
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i8* bitcast (i32(i8*)* @puts to i8*)
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], section "llvm.metadata"
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@llvm.used = appending global [1 x i8*] [
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i8* bitcast (i32(i32)* @uses_printf to i8*)
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], section "llvm.metadata"
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@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00"
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define i32 @uses_printf(i32 %i) {
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entry:
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%s = getelementptr [13 x i8], [13 x i8]* @str, i64 0, i64 0
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call i32 (i8*, ...) @printf(i8* %s)
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ret i32 0
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}
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define internal i32 @printf(i8* readonly nocapture %fmt, ...) {
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entry:
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%ret = call i32 @bar(i8* %fmt)
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ret i32 %ret
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}
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; CHECK: define {{.*}} @puts(
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define internal i32 @puts(i8* %s) {
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entry:
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%ret = call i32 @bar(i8* %s)
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ret i32 %ret
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}
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declare i32 @bar(i8*)
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