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[Bug debug/54970] Missing DW_OP_GNU_implicit_pointer in debuginfo
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 26 Oct 2012 19:19:30 +0000
- Subject: [Bug debug/54970] Missing DW_OP_GNU_implicit_pointer in debuginfo
- Auto-submitted: auto-generated
- References: <bug-54970-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54970
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-10-26 19:19:30 UTC ---
Author: jakub
Date: Fri Oct 26 19:19:25 2012
New Revision: 192860
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192860
Log:
PR debug/54970
* cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
* tree-sra.c (create_access_replacement): Allow also MEM_REFs
with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
* var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
expressions.
* dwarf2out.c (add_var_loc_to_decl): Likewise.
PR debug/54971
* gcc.dg/guality/pr54970.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/guality/pr54970.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgexpand.c
trunk/gcc/dwarf2out.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-sra.c
trunk/gcc/var-tracking.c