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| author | Paolo Carlini <paolo.carlini@oracle.com> | 2012-08-25 09:53:30 +0000 |
|---|---|---|
| committer | Paolo Carlini <paolo@gcc.gnu.org> | 2012-08-25 09:53:30 +0000 |
| commit | f27a59cf8a51f4c28cec55545673405b20a02a98 (patch) | |
| tree | 2800260d9c8b267b986fcfd7872938067b8bd713 /gcc/cp/decl2.c | |
| parent | cd057e3af0627c7528c19625bf972acde2b207fa (diff) | |
| download | gcc-f27a59cf8a51f4c28cec55545673405b20a02a98.zip gcc-f27a59cf8a51f4c28cec55545673405b20a02a98.tar.gz gcc-f27a59cf8a51f4c28cec55545673405b20a02a98.tar.bz2 | |
re PR c++/51421 ([c++0x] ICE with invalid use of auto)
/cp
2012-08-25 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51421
* decl2.c (mark_used): Consistently return false after errors
about uses before deduction of auto.
* semantics.c (finish_id_expression): Check mark_used return
value and return error_mark_node in case of failure.
/testsuite
2012-08-25 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51421
* g++.dg/cpp0x/auto34.C: New.
From-SVN: r190665
Diffstat (limited to 'gcc/cp/decl2.c')
| -rw-r--r-- | gcc/cp/decl2.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c index 281f6ff..f76b596 100644 --- a/gcc/cp/decl2.c +++ b/gcc/cp/decl2.c @@ -4238,7 +4238,10 @@ mark_used (tree decl) || DECL_THUNK_P (decl)) { if (!processing_template_decl && type_uses_auto (TREE_TYPE (decl))) - error ("use of %qD before deduction of %<auto%>", decl); + { + error ("use of %qD before deduction of %<auto%>", decl); + return false; + } return true; } @@ -4284,7 +4287,10 @@ mark_used (tree decl) } if (type_uses_auto (TREE_TYPE (decl))) - error ("use of %qD before deduction of %<auto%>", decl); + { + error ("use of %qD before deduction of %<auto%>", decl); + return false; + } /* If we don't need a value, then we don't need to synthesize DECL. */ if (cp_unevaluated_operand != 0) |