forked from OSchip/llvm-project
52 lines
1.1 KiB
LLVM
52 lines
1.1 KiB
LLVM
; RUN: opt -inline -S < %s | FileCheck %s
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; RUN: opt -passes='cgscc(inline)' -S < %s | FileCheck %s
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; PR10162
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; Make sure doit is not inlined since the blockaddress is taken
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; which could be unsafe
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; CHECK: store i8* blockaddress(@doit, %here), i8** %pptr, align 8
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@i = global i32 1, align 4
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@ptr1 = common global i8* null, align 8
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define void @doit(i8** nocapture %pptr, i32 %cond) nounwind uwtable {
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entry:
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%tobool = icmp eq i32 %cond, 0
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br i1 %tobool, label %if.end, label %here
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here:
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store i8* blockaddress(@doit, %here), i8** %pptr, align 8
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br label %if.end
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if.end:
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ret void
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}
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define void @f(i32 %cond) nounwind uwtable {
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entry:
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call void @doit(i8** @ptr1, i32 %cond)
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ret void
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}
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; PR27233: We can inline @run into @init. Don't crash on it.
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;
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; CHECK-LABEL: define void @init
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; CHECK: store i8* blockaddress(@run, %bb)
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; CHECK-SAME: @run.bb
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define void @init() {
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entry:
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call void @run()
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ret void
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}
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define void @run() {
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entry:
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store i8* blockaddress(@run, %bb), i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @run.bb, i64 0, i64 0), align 8
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ret void
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bb:
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unreachable
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}
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@run.bb = global [1 x i8*] zeroinitializer
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