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re PR c/53418 (ICE at gimplify.c:7773) 

PR c/53148
	* c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
	from folded operands before wrapping another around the
	conditional expression.

testsuite:
	* gcc.c-torture/compile/pr53418-1.c,
	gcc.c-torture/compile/pr53418-2.c: New tests.

From-SVN: r187718
This commit is contained in:
Joseph Myers 2012-05-21 15:42:26 +01:00 committed by Joseph Myers
parent 7772bae06c
commit 01c7ccbb81
5 changed files with 28 additions and 0 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2012-05-21 Joseph Myers <joseph@codesourcery.com>
PR c/53148
* c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
from folded operands before wrapping another around the
conditional expression.
2012-05-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/53366

5
gcc/c-typeck.c
View File

@ -4408,6 +4408,11 @@ build_conditional_expr (location_t colon_loc, tree ifexp, bool ifexp_bcp,
ret = fold_build3_loc (colon_loc, COND_EXPR, result_type, ifexp, op1, op2);
else
{
if (int_operands)
{
op1 = remove_c_maybe_const_expr (op1);
op2 = remove_c_maybe_const_expr (op2);
}
ret = build3 (COND_EXPR, result_type, ifexp, op1, op2);
if (int_operands)
ret = note_integer_operands (ret);

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2012-05-21 Joseph Myers <joseph@codesourcery.com>
PR c/53148
* gcc.c-torture/compile/pr53418-1.c,
gcc.c-torture/compile/pr53418-2.c: New tests.
2012-05-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/53366

5
gcc/testsuite/gcc.c-torture/compile/pr53418-1.c Normal file
View File

@ -0,0 +1,5 @@
void
f (void)
{
int i = (0 ? 1 : 0U / 0);
}

5
gcc/testsuite/gcc.c-torture/compile/pr53418-2.c Normal file
View File

@ -0,0 +1,5 @@
void
f (void)
{
int i = (1 ? 0U / 0 : 1);
}