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| author | Chris Mihelich <cmihelic@google.com> | 2024-05-29 07:51:17 -0700 |
|---|---|---|
| committer | Copybara-Service <copybara-worker@google.com> | 2024-05-29 07:51:59 -0700 |
| commit | 64457068f2b1960e4c339e0c090eeb8b73ddddd6 (patch) | |
| tree | 57568f814f789cd62a7495717ffc161df9ca09fe /absl/debugging/internal/demangle_test.cc | |
| parent | 77d0ac71e41bb35c6415d38f20b5cd8faadec35a (diff) | |
| download | abseil-64457068f2b1960e4c339e0c090eeb8b73ddddd6.tar.gz abseil-64457068f2b1960e4c339e0c090eeb8b73ddddd6.tar.bz2 abseil-64457068f2b1960e4c339e0c090eeb8b73ddddd6.zip | |
Demangle Clang's last-resort notation _SUBSTPACK_.
PiperOrigin-RevId: 638283381
Change-Id: Icdd46801f530bd4e8083777c14c78593fd6e111d
Diffstat (limited to 'absl/debugging/internal/demangle_test.cc')
| -rw-r--r-- | absl/debugging/internal/demangle_test.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/absl/debugging/internal/demangle_test.cc b/absl/debugging/internal/demangle_test.cc index 5ecb33c2..d559d8ca 100644 --- a/absl/debugging/internal/demangle_test.cc +++ b/absl/debugging/internal/demangle_test.cc @@ -353,6 +353,25 @@ TEST(Demangle, LambdaWithExplicitPackArgument) { EXPECT_STREQ(tmp, "f<>()::{lambda()#1}::operator()<>()"); } +TEST(Demangle, SubstpackNotationForTroublesomeTemplatePack) { + char tmp[100]; + + // Source: + // + // template <template <class> class, template <class> class> struct B {}; + // + // template <template <class> class... T> struct A { + // template <template <class> class... U> void f(B<T, U>&&...) {} + // }; + // + // template void A<>::f<>(); + // + // LLVM can't demangle its own _SUBSTPACK_ notation. + ASSERT_TRUE(Demangle("_ZN1AIJEE1fIJEEEvDpO1BI_SUBSTPACK_T_E", + tmp, sizeof(tmp))); + EXPECT_STREQ(tmp, "A<>::f<>()"); +} + // Test corner cases of boundary conditions. TEST(Demangle, CornerCases) { char tmp[10]; |