diff options
author | Jakub Jelinek <jakub@redhat.com> | 2012-10-26 21:19:25 +0200 |
---|---|---|
committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2012-10-26 21:19:25 +0200 |
commit | 9430b7bad813a444e6a7e35d6b5f92d2b99f40cf (patch) | |
tree | 007004e6f0b36e0efb8b580543d475b492da6928 /gcc/var-tracking.c | |
parent | c88538b7436c2e46f308b9b3410f04572078c2ae (diff) | |
download | gcc-9430b7bad813a444e6a7e35d6b5f92d2b99f40cf.zip gcc-9430b7bad813a444e6a7e35d6b5f92d2b99f40cf.tar.gz gcc-9430b7bad813a444e6a7e35d6b5f92d2b99f40cf.tar.bz2 |
re PR debug/54970 (Missing DW_OP_GNU_implicit_pointer in debuginfo)
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.
From-SVN: r192860
Diffstat (limited to 'gcc/var-tracking.c')
-rw-r--r-- | gcc/var-tracking.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index 25973a9..9b28c7d 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -4921,7 +4921,9 @@ track_expr_p (tree expr, bool need_rtl) realdecl = expr; else if (!DECL_P (realdecl)) { - if (handled_component_p (realdecl)) + if (handled_component_p (realdecl) + || (TREE_CODE (realdecl) == MEM_REF + && TREE_CODE (TREE_OPERAND (realdecl, 0)) == ADDR_EXPR)) { HOST_WIDE_INT bitsize, bitpos, maxsize; tree innerdecl |