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re PR c++/45378 ([C++0x] Narrowing error not detected) 

PR c++/45378
	* decl.c (check_initializer): Check narrowing.

From-SVN: r175122
This commit is contained in:
Jason Merrill 2011-06-16 18:09:20 -04:00 committed by Jason Merrill
parent 8787a05aaa
commit fa54bbb75d
4 changed files with 18 additions and 1 deletions
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3
gcc/cp/ChangeLog
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@ -1,5 +1,8 @@
2011-06-16 Jason Merrill <jason@redhat.com>
PR c++/45378
* decl.c (check_initializer): Check narrowing.
PR c++/49229
* pt.c (tsubst_decl) [FUNCTION_DECL]: Handle substitution failure.

6
gcc/cp/decl.c
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@ -5464,7 +5464,11 @@ check_initializer (tree decl, tree init, int flags, tree *cleanup)
init = error_mark_node;
}
else
init = reshape_init (type, init, tf_warning_or_error);
{
init = reshape_init (type, init, tf_warning_or_error);
if (cxx_dialect >= cxx0x && SCALAR_TYPE_P (type))
check_narrowing (type, init);
}
}
/* If DECL has an array type without a specific bound, deduce the

3
gcc/testsuite/ChangeLog
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@ -1,5 +1,8 @@
2011-06-16 Jason Merrill <jason@redhat.com>
PR c++/45378
* g++.dg/cpp0x/initlist52.C New.
PR c++/45399
* c-c++-common/raw-string-12.c: New.

7
gcc/testsuite/g++.dg/cpp0x/initlist52.C Normal file
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@ -0,0 +1,7 @@
// PR c++/45378
// { dg-options -std=c++0x }
int main()
{
int x { 22.2 }; // { dg-error "narrowing" }
}