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Diffstat (limited to 'gcc/testsuite/g++.dg/ext/visibility/arm3.C')
-rw-r--r-- | gcc/testsuite/g++.dg/ext/visibility/arm3.C | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/visibility/arm3.C b/gcc/testsuite/g++.dg/ext/visibility/arm3.C new file mode 100644 index 000000000..9be7082ce --- /dev/null +++ b/gcc/testsuite/g++.dg/ext/visibility/arm3.C @@ -0,0 +1,36 @@ +// { dg-do compile { target arm*-*-*eabi* } } +// { dg-require-dll "" } +// { dg-options "-fvisibility=hidden" } + +/* From ARM C++ ABI \S 3.2.5.5: + + A class should be exported unless explicitly tagged otherwise. + + This admonition applies even on DLL-based systems where hidden + visibility is the default. We want -fvisibility=hidden to behave + identically to the situation where hidden visibility is the + hard-wired default. So, both A and B are exported classes. + + Furthermore: + + If CAG symbol Y names one of the impedimenta associated with an + exported class X: + + ... + + * Otherwise, if X has no key function: + + - Y is exported from ... each DLL that refers to X and uses Y. + + So, the type-info and virtual-table symbols associated with A and B + must be exported. */ + +// { dg-final { scan-not-hidden "_ZTI1A" } } +// { dg-final { scan-not-hidden "_ZTS1A" } } +// { dg-final { scan-not-hidden "_ZTV1B" } } +// { dg-final { scan-not-hidden "_ZTI1B" } } +// { dg-final { scan-not-hidden "_ZTS1B" } } + +struct A {}; +struct B : virtual public A {}; +B b; |