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re PR c++/53491 (ICE in build_target_expr_with_type, at cp/tree.c:587)

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/cp
2012-05-26  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53491
	* tree.c (stabilize_expr): Handle exp of void type.

/testsuite
2012-05-26  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53491
	* g++.dg/parse/crash60.C: New.

From-SVN: r187917
This commit is contained in:
Paolo Carlini 2012-05-26 21:20:38 +00:00
parent 1f37c58399
commit 982058cbc9
4 changed files with 30 additions and 1 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2012-05-26 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53491
* tree.c (stabilize_expr): Handle exp of void type.
2012-05-26 Jason Merrill <jason@redhat.com>
PR c++/53220

5
gcc/cp/tree.c
View file

@ -3281,6 +3281,11 @@ stabilize_expr (tree exp, tree* initp)
if (!TREE_SIDE_EFFECTS (exp))
init_expr = NULL_TREE;
else if (VOID_TYPE_P (TREE_TYPE (exp)))
{
*initp = exp;
return void_zero_node;
}
/* There are no expressions with REFERENCE_TYPE, but there can be call
arguments with such a type; just treat it as a pointer. */
else if (TREE_CODE (TREE_TYPE (exp)) == REFERENCE_TYPE

7
gcc/testsuite/ChangeLog
View file

@ -1,4 +1,9 @@
2012-05-22 Jason Merrill <jason@redhat.com>
2012-05-26 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53491
* g++.dg/parse/crash60.C: New.
2012-05-26 Jason Merrill <jason@redhat.com>
PR c++/53220
* c-c++-common/array-lit.c: New.

14
gcc/testsuite/g++.dg/parse/crash60.C Normal file
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@ -0,0 +1,14 @@
// PR c++/53491
struct M
{
void pop();
};
void foo()
{
int result = 0;
M m;
result += m.pop(); // { dg-error "invalid operands|in evaluation" }
}