diff options
| author | Douglas Gregor <dgregor@apple.com> | 2010-10-21 16:57:46 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2010-10-21 16:57:46 +0000 |
| commit | 0bab54cf82cd679152197c7a2eb938f8aa9f07dd (patch) | |
| tree | 4e334ad9bd43920c29d7d58b7c1697d1ac412d89 /lib/Sema/SemaDecl.cpp | |
| parent | 9ee5ee84f0ad8246bff105786a128c7a909fdf12 (diff) | |
Always treat 'main' as an extern "C" function, so that we detect
redeclarations of main appropriately rather than allowing it to be
overloaded. Also, disallowing declaring main as a template.
Fixes GCC DejaGNU g++.old-deja/g++.other/main1.C.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@117029 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | lib/Sema/SemaDecl.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp index 57cbb46480..f1045d3c0b 100644 --- a/lib/Sema/SemaDecl.cpp +++ b/lib/Sema/SemaDecl.cpp @@ -4182,6 +4182,11 @@ void Sema::CheckMain(FunctionDecl* FD) { if (nparams == 1 && !FD->isInvalidDecl()) { Diag(FD->getLocation(), diag::warn_main_one_arg); } + + if (!FD->isInvalidDecl() && FD->getDescribedFunctionTemplate()) { + Diag(FD->getLocation(), diag::err_main_template_decl); + FD->setInvalidDecl(); + } } bool Sema::CheckForConstantInitializer(Expr *Init, QualType DclT) { |