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re PR c++/39742 (ice in C++ overload resolution) 

PR c++/39742
        * call.c (joust): Don't crash on variadic fn.

From-SVN: r145995
This commit is contained in:
Jason Merrill 2009-04-13 00:20:32 -04:00 committed by Jason Merrill
parent c03dc1f339
commit bf89f3a389
4 changed files with 35 additions and 0 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2009-04-12 Jason Merrill <jason@redhat.com>
PR c++/39742
* call.c (joust): Don't crash on variadic fn.
2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline:

3
gcc/cp/call.c
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@ -6801,6 +6801,9 @@ joust (struct z_candidate *cand1, struct z_candidate *cand2, bool warn)
for (i = 0; i < len; ++i)
{
/* Don't crash if the fn is variadic. */
if (!parms1)
break;
parms1 = TREE_CHAIN (parms1);
parms2 = TREE_CHAIN (parms2);
}

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2009-04-12 Jason Merrill <jason@redhat.com>
PR c++/39742
* g++.dg/overload/extern-C-2.C: New.
2009-04-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/39713

22
gcc/testsuite/g++.dg/overload/extern-C-2.C Normal file
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@ -0,0 +1,22 @@
// PR c++/39742
void f( int, ...);
struct S
{
};
void
g()
{
void f( int, ...);
S t;
f(1, t);
}
void
f( int i, ...)
{
}