diff options
Diffstat (limited to 'gcc48-pr79969.patch')
| -rw-r--r-- | gcc48-pr79969.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc48-pr79969.patch b/gcc48-pr79969.patch new file mode 100644 index 0000000..53a4ed7 --- /dev/null +++ b/gcc48-pr79969.patch @@ -0,0 +1,43 @@ +2017-03-09 Jakub Jelinek <jakub@redhat.com> + + PR c/79969 + * c-decl.c (start_enum): Adjust DECL_SOURCE_LOCATION of + TYPE_STUB_DECL. + + * gcc.dg/debug/dwarf2/enum-loc1.c: New test. + +--- gcc/c/c-decl.c.jj 2017-03-05 22:39:45.000000000 +0100 ++++ gcc/c/c-decl.c 2017-03-09 08:19:33.100042166 +0100 +@@ -8201,6 +8201,10 @@ start_enum (location_t loc, struct c_enu + enumtype = make_node (ENUMERAL_TYPE); + pushtag (loc, name, enumtype); + } ++ /* Update type location to the one of the definition, instead of e.g. ++ a forward declaration. */ ++ else if (TYPE_STUB_DECL (enumtype)) ++ DECL_SOURCE_LOCATION (TYPE_STUB_DECL (enumtype)) = loc; + + if (C_TYPE_BEING_DEFINED (enumtype)) + error_at (loc, "nested redefinition of %<enum %E%>", name); +--- gcc/testsuite/gcc.dg/debug/dwarf2/enum-loc1.c.jj 2017-03-09 08:09:30.742037844 +0100 ++++ gcc/testsuite/gcc.dg/debug/dwarf2/enum-loc1.c 2017-03-09 08:16:45.202268438 +0100 +@@ -0,0 +1,19 @@ ++/* PR c/79969 */ ++/* { dg-do compile } */ ++/* { dg-options "-gdwarf-2 -dA -fno-merge-debug-strings" } */ ++ ++enum ENUMTAG; ++ ++enum ENUMTAG ++{ ++ B = 1, ++ C = 2 ++}; ++ ++void ++bar (void) ++{ ++ enum ENUMTAG a = C; ++} ++ ++/* { dg-final { scan-assembler "DW_TAG_enumeration_type\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*\"ENUMTAG\[^\\r\\n\]*DW_AT_name(\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*DW_AT_)*\[^\\r\\n\]*\[\\r\\n\]+\[^\\r\\n\]*\[^0-9a-fA-FxX](0x)?7\[^0-9a-fA-FxX]\[^\\r\\n\]*DW_AT_decl_line" } } */ |