aboutsummaryrefslogtreecommitdiff
path: root/gcc/var-tracking.c
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2012-10-26 21:19:25 +0200
committerJakub Jelinek <jakub@gcc.gnu.org>2012-10-26 21:19:25 +0200
commit9430b7bad813a444e6a7e35d6b5f92d2b99f40cf (patch)
tree007004e6f0b36e0efb8b580543d475b492da6928 /gcc/var-tracking.c
parentc88538b7436c2e46f308b9b3410f04572078c2ae (diff)
downloadgcc-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.c4
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