From 06c7edcc27e82d457693e971b2f7a7830b12a0a5 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Tue, 1 Mar 2011 09:45:05 +0000 Subject: re PR lto/46911 (ICE: SIGSEGV in add_name_and_src_coords_attributes (dwarf2out.c:17792) with -flto -g) 2011-03-01 Richard Guenther PR lto/46911 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. * gfortran.dg/lto/pr46911_0.f: New testcase. From-SVN: r170588 --- gcc/lto-streamer-in.c | 27 ++++++++++++--------------- 1 file changed, 12 insertions(+), 15 deletions(-) (limited to 'gcc/lto-streamer-in.c') diff --git a/gcc/lto-streamer-in.c b/gcc/lto-streamer-in.c index 058885d..a873258 100644 --- a/gcc/lto-streamer-in.c +++ b/gcc/lto-streamer-in.c @@ -1980,7 +1980,9 @@ lto_input_ts_decl_common_tree_pointers (struct lto_input_block *ib, DECL_INITIAL (expr) = lto_input_tree (ib, data_in); DECL_ATTRIBUTES (expr) = lto_input_tree (ib, data_in); - DECL_ABSTRACT_ORIGIN (expr) = lto_input_tree (ib, data_in); + /* Do not stream DECL_ABSTRACT_ORIGIN. We cannot handle debug information + for early inlining so drop it on the floor instead of ICEing in + dwarf2out.c. */ if (TREE_CODE (expr) == PARM_DECL) TREE_CHAIN (expr) = lto_input_chain (ib, data_in); @@ -2179,24 +2181,19 @@ static void lto_input_ts_block_tree_pointers (struct lto_input_block *ib, struct data_in *data_in, tree expr) { - unsigned i, len; - - BLOCK_SOURCE_LOCATION (expr) = lto_input_location (ib, data_in); + /* Do not stream BLOCK_SOURCE_LOCATION. We cannot handle debug information + for early inlining so drop it on the floor instead of ICEing in + dwarf2out.c. */ BLOCK_VARS (expr) = lto_input_chain (ib, data_in); - len = lto_input_uleb128 (ib); - if (len > 0) - { - VEC_reserve_exact (tree, gc, BLOCK_NONLOCALIZED_VARS (expr), len); - for (i = 0; i < len; i++) - { - tree t = lto_input_tree (ib, data_in); - VEC_quick_push (tree, BLOCK_NONLOCALIZED_VARS (expr), t); - } - } + /* Do not stream BLOCK_NONLOCALIZED_VARS. We cannot handle debug information + for early inlining so drop it on the floor instead of ICEing in + dwarf2out.c. */ BLOCK_SUPERCONTEXT (expr) = lto_input_tree (ib, data_in); - BLOCK_ABSTRACT_ORIGIN (expr) = lto_input_tree (ib, data_in); + /* Do not stream BLOCK_ABSTRACT_ORIGIN. We cannot handle debug information + for early inlining so drop it on the floor instead of ICEing in + dwarf2out.c. */ BLOCK_FRAGMENT_ORIGIN (expr) = lto_input_tree (ib, data_in); BLOCK_FRAGMENT_CHAIN (expr) = lto_input_tree (ib, data_in); /* We re-compute BLOCK_SUBBLOCKS of our parent here instead -- cgit v1.1