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re PR tree-optimization/63551 (wrong code (segfaults) at -Os on x86_64-linux-gnu)

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PR tree-optimization/63551
    	* g++.dg/ipa/pr63551.C: New test.

From-SVN: r222650
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Marek Polacek 2015-04-30 18:01:07 +00:00 committed by Marek Polacek
parent be4e69a962
commit 59c1f38402
2 changed files with 28 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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2015-04-30 Marek Polacek <polacek@redhat.com>
PR tree-optimization/63551
* g++.dg/ipa/pr63551.C: New test.
2015-04-30 Caroline Tice <cmtice@google.com>
PR 65929

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gcc/testsuite/g++.dg/ipa/pr63551.C Normal file
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// { dg-options "-O -Wno-psabi" }
// { dg-do compile }
struct A { int a; };
template <typename T, typename V> struct B { V operator[] (T); };
union U { long double ld; void *v; };
A a;
void
bar (U &x)
{
if (x.v) *reinterpret_cast <A *>(x.v) = a;
}
struct C { C (A) { c.ld = 0; bar (c); } U c; };
struct D { A d, e; void foo () { f[0][d] = e; } B <int, B <A, C> > f; };
void
baz ()
{
D d;
d.foo ();
}