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c-typeck.c (pedantic_lvalue_warning): Deprecate use of conditional expressions as lvalues.

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* c-typeck.c (pedantic_lvalue_warning): Deprecate use of
	conditional expressions as lvalues.

testsuite:
	* gcc.dg/cond-lvalue-1.c: New test.

From-SVN: r73273
This commit is contained in:
Joseph Myers 2003-11-05 17:53:04 +00:00 committed by Joseph Myers
parent db9fd03ea1
commit 0a49d02ccb
4 changed files with 22 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2003-11-05 Joseph S. Myers <jsm@polyomino.org.uk>
* c-typeck.c (pedantic_lvalue_warning): Deprecate use of
conditional expressions as lvalues.
2003-11-05 Kazu Hirata <kazu@cs.umass.edu>
* tsystem.h: Add the prototype of strlen.

3
gcc/c-typeck.c
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@ -2588,8 +2588,7 @@ pedantic_lvalue_warning (enum tree_code code)
switch (code)
{
case COND_EXPR:
if (pedantic)
pedwarn ("ISO C forbids use of conditional expressions as lvalues");
pedwarn ("use of conditional expressions as lvalues is deprecated");
break;
case COMPOUND_EXPR:
if (pedantic)

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2003-11-05 Joseph S. Myers <jsm@polyomino.org.uk>
* gcc.dg/cond-lvalue-1.c: New test.
2003-11-05 Gernot Hillier <gernot.hillier@siemens.com>
* g++.old-deja/g++.pt/asm1.C: Enable for e.g. x86_64-*-linux-gnu.

12
gcc/testsuite/gcc.dg/cond-lvalue-1.c Normal file
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@ -0,0 +1,12 @@
/* Test for deprecation of conditional expressions as lvalues. */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "" } */
int x, y, z;
void
foo (void)
{
(x ? y : z) = 1; /* { dg-warning "lvalue" "conditional expression as lvalue deprecated" } */
}