47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
//===- unittests/MC/TargetRegistry.cpp ------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// The target registry code lives in Support, but it relies on linking in all
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// LLVM targets. We keep this test with the MC tests, which already do that, to
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// keep the SupportTests target small.
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#include "llvm/Support/TargetRegistry.h"
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#include "llvm/Support/TargetSelect.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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TEST(TargetRegistry, TargetHasArchType) {
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// Presence of at least one target will be asserted when done with the loop,
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// else this would pass by accident if InitializeAllTargetInfos were omitted.
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int Count = 0;
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llvm::InitializeAllTargetInfos();
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for (const Target &T : TargetRegistry::targets()) {
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StringRef Name = T.getName();
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// There is really no way (at present) to ask a Target whether it targets
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// a specific architecture, because the logic for that is buried in a
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// predicate.
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// We can't ask the predicate "Are you a function that always returns
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// false?"
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// So given that the cpp backend truly has no target arch, it is skipped.
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if (Name != "cpp") {
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Triple::ArchType Arch = Triple::getArchTypeForLLVMName(Name);
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EXPECT_NE(Arch, Triple::UnknownArch);
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++Count;
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}
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}
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ASSERT_NE(Count, 0);
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}
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} // end namespace
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