http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56857



             Bug #: 56857

           Summary: Crash in resolve_args

    Classification: Unclassified

           Product: gcc

           Version: 4.8.1

            Status: UNCONFIRMED

          Severity: normal

          Priority: P3

         Component: c++

        AssignedTo: unassig...@gcc.gnu.org

        ReportedBy: rmansfi...@qnx.com





Created attachment 29815

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29815

Partially reduced testcase



$ ./xgcc -v

Using built-in specs.

COLLECT_GCC=./xgcc

Target: x86_64-unknown-linux-gnu

Configured with: ../configure --enable-languages=c++ --disable-bootstrap

Thread model: posix

gcc version 4.9.0 20130406 (experimental) [trunk revision 197540] (GCC) 





Testcase is partially reduced by delta from

libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc 



$ ./xgcc -B. -std=gnu++11 ~/ice.ii

<snip>



/home/ryan/ice.ii:62:17:   required from here

/home/ryan/ice.ii:48:20: internal compiler error: Segmentation fault

        (__args) ...);

                    ^

0xa9722f crash_signal

    ../../gcc/toplev.c:332

0x4fc912 resolve_args

    ../../gcc/cp/call.c:3755

0x5150f7 build_new_function_call(tree_node*, vec<tree_node*, va_gc,

vl_embed>**, bool, int)

    ../../gcc/cp/call.c:3865

0x681632 finish_call_expr(tree_node*, vec<tree_node*, va_gc, vl_embed>**, bool,

bool, int)

    ../../gcc/cp/semantics.c:2252

0x566b98 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,

bool)

    ../../gcc/cp/pt.c:14099

0x56d13b tsubst_expr

    ../../gcc/cp/pt.c:13376

0x57af51 tsubst_decl

    ../../gcc/cp/pt.c:10759

0x5825e7 tsubst

    ../../gcc/cp/pt.c:11121

0x5825e7 tsubst(tree_node*, tree_node*, int, tree_node*)

    ../../gcc/cp/pt.c:11106

0x57935b tsubst_copy

    ../../gcc/cp/pt.c:12180

0x564d3c tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,

bool)

    ../../gcc/cp/pt.c:14435

0x56d13b tsubst_expr

    ../../gcc/cp/pt.c:13376

0x581997 tsubst

    ../../gcc/cp/pt.c:11799

0x581997 tsubst(tree_node*, tree_node*, int, tree_node*)

    ../../gcc/cp/pt.c:11106

0x581902 tsubst

    ../../gcc/cp/pt.c:11190

0x581902 tsubst(tree_node*, tree_node*, int, tree_node*)

    ../../gcc/cp/pt.c:11106

0x57adef tsubst_decl

    ../../gcc/cp/pt.c:10658

0x5825e7 tsubst

    ../../gcc/cp/pt.c:11121

0x5825e7 tsubst(tree_node*, tree_node*, int, tree_node*)

    ../../gcc/cp/pt.c:11106

0x56ebe3 tsubst_expr

    ../../gcc/cp/pt.c:12892

Please submit a full bug report,

with preprocessed source if appropriate.

Please include the complete backtrace with any bug report.

See <http://gcc.gnu.org/bugs.html> for instructions.

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