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| author | Aaron Ballman <aaron@aaronballman.com> | 2015-04-23 16:12:42 +0000 |
|---|---|---|
| committer | Aaron Ballman <aaron@aaronballman.com> | 2015-04-23 16:12:42 +0000 |
| commit | 1710cc994ecd3b422a54a35117b089adff4d42c1 (patch) | |
| tree | 89d35406a5d974dcd54d69e9dc2bc34439448d20 /clang/lib/Sema/SemaDecl.cpp | |
| parent | f4b0f0743000b9cab05461b950af6ec3ec3cfe29 (diff) | |
| download | bcm5719-llvm-1710cc994ecd3b422a54a35117b089adff4d42c1.tar.gz bcm5719-llvm-1710cc994ecd3b422a54a35117b089adff4d42c1.zip | |
Diagnose variadic main() as an extension; addresses PR17905.
llvm-svn: 235605
Diffstat (limited to 'clang/lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaDecl.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index 5bb39cbf147..6916710036c 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -8252,6 +8252,12 @@ void Sema::CheckMain(FunctionDecl* FD, const DeclSpec& DS) { bool HasExtraParameters = (nparams > 3); + if (FTP->isVariadic()) { + Diag(FD->getLocation(), diag::ext_variadic_main); + // FIXME: if we had information about the location of the ellipsis, we + // could add a FixIt hint to remove it as a parameter. + } + // Darwin passes an undocumented fourth argument of type char**. If // other platforms start sprouting these, the logic below will start // getting shifty. |
