diff options
author | Aaron Ballman <aaron@aaronballman.com> | 2016-08-17 13:10:42 +0000 |
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committer | Aaron Ballman <aaron@aaronballman.com> | 2016-08-17 13:10:42 +0000 |
commit | 301bc621b5f774ca2998f9804730ee5d15846c8a (patch) | |
tree | 886fd4a09ae3d51d8159a4371b50ca7553b9b636 /unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp | |
parent | 0fc13f413b301f30a33772d9220e7222a5f43d79 (diff) |
Add an AST matcher for external formal linkage.
Patch by Visoiu Mistrih
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@278926 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp')
-rw-r--r-- | unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp b/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp index 108fd435ce..1527eacb6a 100644 --- a/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp +++ b/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp @@ -1937,5 +1937,21 @@ TEST(NullPointerConstants, Basic) { EXPECT_TRUE(notMatches("int i = 0;", expr(nullPointerConstant()))); } +TEST(HasExternalFormalLinkage, Basic) { + EXPECT_TRUE(matches("int a = 0;", namedDecl(hasExternalFormalLinkage()))); + EXPECT_TRUE( + notMatches("static int a = 0;", namedDecl(hasExternalFormalLinkage()))); + EXPECT_TRUE(notMatches("static void f(void) { int a = 0; }", + namedDecl(hasExternalFormalLinkage()))); + EXPECT_TRUE(matches("void f(void) { int a = 0; }", + namedDecl(hasExternalFormalLinkage()))); + + // Despite having internal semantic linkage, the anonymous namespace member + // has external linkage because the member has a unique name in all + // translation units. + EXPECT_TRUE(matches("namespace { int a = 0; }", + namedDecl(hasExternalFormalLinkage()))); +} + } // namespace ast_matchers } // namespace clang |