[llvm-dev] HEAD compilation causes gcc internal error

[Welson Sun via llvm-dev]

This is gcc4.8.0 compiling HEAD synced on July 22:

/llvm-clang-trunk/src/lib/Transforms/Utils/SimplifyCFG.cpp: In lambda
function:
/llvm-clang-trunk/src/lib/Transforms/Utils/SimplifyCFG.cpp:2547:22:
internal compiler error: Segmentation fault
     return Operator::getOpcode(&I) == Instruction::BitCast &&
                      ^
0x8a11bf crash_signal
../../../src/lnx64/gcc/toplev.c:332
0x59d41e lookup_base(tree_node*, tree_node*, int, base_kind*, int)
../../../src/lnx64/gcc/cp/search.c:199
0x5a968b finish_qualified_id_expr(tree_node*, tree_node*, bool, bool, bool,
bool)
../../../src/lnx64/gcc/cp/semantics.c:1786
0x5aa19c finish_id_expression(tree_node*, tree_node*, tree_node*,
cp_id_kind*, bool, bool, bool*, bool, bool, bool, bool, char const**,
unsigned int)
../../../src/lnx64/gcc/cp/semantics.c:3348
0x558dfd cp_parser_primary_expression
../../../src/lnx64/gcc/cp/parser.c:4394
0x5607e2 cp_parser_postfix_expression
../../../src/lnx64/gcc/cp/parser.c:5629
0x55f14a cp_parser_unary_expression
../../../src/lnx64/gcc/cp/parser.c:6685
0x564007 cp_parser_binary_expression
../../../src/lnx64/gcc/cp/parser.c:7365
0x5644a5 cp_parser_assignment_expression
../../../src/lnx64/gcc/cp/parser.c:7590
0x566052 cp_parser_expression
../../../src/lnx64/gcc/cp/parser.c:7741
0x5598b2 cp_parser_lambda_body
../../../src/lnx64/gcc/cp/parser.c:8632
0x5598b2 cp_parser_lambda_expression
../../../src/lnx64/gcc/cp/parser.c:8194
0x5598b2 cp_parser_primary_expression
../../../src/lnx64/gcc/cp/parser.c:4085
0x5607e2 cp_parser_postfix_expression
../../../src/lnx64/gcc/cp/parser.c:5629
0x55f14a cp_parser_unary_expression
../../../src/lnx64/gcc/cp/parser.c:6685
0x564007 cp_parser_binary_expression
../../../src/lnx64/gcc/cp/parser.c:7365
0x5644a5 cp_parser_assignment_expression
../../../src/lnx64/gcc/cp/parser.c:7590
0x5648c2 cp_parser_constant_expression
../../../src/lnx64/gcc/cp/parser.c:7821
0x57310c cp_parser_init_declarator
../../../src/lnx64/gcc/cp/parser.c:15991
0x57362e cp_parser_simple_declaration
../../../src/lnx64/gcc/cp/parser.c:10567
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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