* C++ PATCH for c++/46277 (ICE in spec2k)
@ 2010-11-03 15:30 Jason Merrill
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From: Jason Merrill @ 2010-11-03 15:30 UTC (permalink / raw)
To: gcc-patches List
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I'm a little concerned that we can't figure out which function is being
called in this case, since it isn't actually type-dependent, but since
this isn't in a constant expression it doesn't really matter.
Tested x86_64-pc-linux-gnu, applied to trunk.
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commit 7d13a58f7e3d2e0fa70c58cab5bb73b206998c00
Author: Jason Merrill <jason@redhat.com>
Date: Wed Nov 3 01:04:24 2010 -0400
PR c++/46277
* init.c (expand_default_init): Avoid ICE if we can't figure out
which function is being called.
diff --git a/gcc/cp/init.c b/gcc/cp/init.c
index d632816..982dc24 100644
--- a/gcc/cp/init.c
+++ b/gcc/cp/init.c
@@ -1443,7 +1443,7 @@ expand_default_init (tree binfo, tree true_exp, tree exp, tree init, int flags,
if (exp == true_exp && TREE_CODE (rval) == CALL_EXPR)
{
tree fn = get_callee_fndecl (rval);
- if (DECL_DECLARED_CONSTEXPR_P (fn))
+ if (fn && DECL_DECLARED_CONSTEXPR_P (fn))
{
tree e = maybe_constant_value (rval);
if (TREE_CONSTANT (e))
diff --git a/gcc/testsuite/g++.dg/template/new9.C b/gcc/testsuite/g++.dg/template/new9.C
new file mode 100644
index 0000000..24e40ee
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/new9.C
@@ -0,0 +1,16 @@
+// PR c++/46277
+
+class ggRGBE {
+public:
+ ggRGBE();
+};
+template <class T> class ggIO
+{
+ void readbody(int);
+ ggRGBE *scanline;
+};
+template <class T> void
+ggIO<T>::readbody(int width)
+{
+ scanline = new ggRGBE[width];
+}
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2010-11-03 15:30 C++ PATCH for c++/46277 (ICE in spec2k) Jason Merrill
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