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41 lines
926 B
LLVM
41 lines
926 B
LLVM
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; RUN: llvm-as <%s >%t1
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; RUN: llvm-lto -exported-symbol=_uses_puts -exported-symbol=_uses_printf -o - %t1 | \
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; RUN: llvm-nm | \
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; RUN: FileCheck %s
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; rdar://problem/16165191
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; runtime library implementations should not be renamed
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target triple = "x86_64-apple-darwin11"
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@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00"
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; CHECK-NOT: U _puts
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; CHECK: T _uses_printf
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; CHECK: T _uses_puts
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define i32 @uses_puts(i32 %i) {
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entry:
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%s = call i8* @foo(i32 %i)
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%ret = call i32 @puts(i8* %s)
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ret i32 %ret
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}
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define i32 @uses_printf(i32 %i) {
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entry:
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%s = getelementptr [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 hidden 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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define hidden 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 i8* @foo(i32)
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declare i32 @bar(i8*)
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