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re PR c++/27716 (ICE with invalid assignment)

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PR c++/27716
	* typeck.c (build_modify_expr): Test arguments for error_operand_p.

	* g++.dg/other/assign1.C: New test.

From-SVN: r113990
This commit is contained in:
Volker Reichelt 2006-05-22 19:22:24 +00:00 committed by Volker Reichelt
parent 6a70560c4c
commit 1bd229b76d
4 changed files with 16 additions and 1 deletions
gcc
cp
ChangeLogtypeck.c
testsuite
ChangeLog
g++.dg/other
assign1.C

3
gcc/cp/ChangeLog

@ -1,5 +1,8 @@
2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c++/27716
* typeck.c (build_modify_expr): Test arguments for error_operand_p.
* decl.c (grokdeclarator): Return error_mark_node instead of NULL_TREE.
2006-05-21 Mark Mitchell <mark@codesourcery.com>

2
gcc/cp/typeck.c

@ -5502,7 +5502,7 @@ build_modify_expr (tree lhs, enum tree_code modifycode, tree rhs)
bool plain_assign = (modifycode == NOP_EXPR);
/* Avoid duplicate error messages from operands that had errors. */
if (lhs == error_mark_node || rhs == error_mark_node)
if (error_operand_p (lhs) || error_operand_p (rhs))
return error_mark_node;
/* Handle control structure constructs used as "lvalues". */

5
gcc/testsuite/ChangeLog

@ -1,3 +1,8 @@
2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c++/27716
* g++.dg/other/assign1.C: New test.
2006-05-22 Kazu Hirata <kazu@codesourcery.com>
PR target/27266

7
gcc/testsuite/g++.dg/other/assign1.C Normal file

@ -0,0 +1,7 @@
// PR c++/27716
// { dg-do compile }
int foo()
{
return i ""= i; // { dg-error "not declared|string constant" }
}