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re PR c++/46304 (g++ crashes with ICE in bitmap_first_set_bit, at bitmap.c:770)

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PR c++/46304
	* typeck.c (cp_build_binary_op): Fold COMPLEX_EXPR.

From-SVN: r172754
This commit is contained in:
Jason Merrill 2011-04-20 02:30:41 -04:00 committed by Jason Merrill
parent b48de48389
commit 68a29e1cf4
4 changed files with 16 additions and 1 deletions
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3
gcc/cp/ChangeLog
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@ -1,5 +1,8 @@
2011-04-19 Jason Merrill <jason@redhat.com>
PR c++/46304
* typeck.c (cp_build_binary_op): Fold COMPLEX_EXPR.
PR c++/45267
* decl.c (duplicate_decls): Keep always_inline attribute
in sync with DECL_DISREGARD_INLINE_LIMITS.

6
gcc/cp/typeck.c
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@ -4357,7 +4357,11 @@ cp_build_binary_op (location_t location,
gcc_unreachable();
}
}
return build2 (COMPLEX_EXPR, result_type, real, imag);
real = fold_if_not_in_template (real);
imag = fold_if_not_in_template (imag);
result = build2 (COMPLEX_EXPR, result_type, real, imag);
result = fold_if_not_in_template (result);
return result;
}
/* For certain operations (which identify themselves by shorten != 0)

2
gcc/testsuite/ChangeLog
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@ -1,5 +1,7 @@
2011-04-19 Jason Merrill <jason@redhat.com>
* g++.dg/ext/complex7.C: New.
* g++.dg/ext/attrib41.C: New.
2011-04-19 Kaz Kojima <kkojima@gcc.gnu.org>

6
gcc/testsuite/g++.dg/ext/complex7.C Normal file
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@ -0,0 +1,6 @@
// { dg-options "" }
class A
{
static const _Complex double x = 1.0 + 2.0i;
};