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authorJan Kratochvil <jan.kratochvil@redhat.com>2017-02-26 16:54:51 +0100
committerJan Kratochvil <jan.kratochvil@redhat.com>2017-02-26 16:54:51 +0100
commita49dd8dd482da6a8131752f8312a06aa6599063c (patch)
tree531634f13d9edb744b469e2795dce8319b69474b /gdb
parent152e1e1bc90030cec9ce8318ab982675b1e90a00 (diff)
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DWARF-5: Initialization due to a false compiler warning
gcc-6.3.1-1.fc25.x86_64 dwarf2read.c: In function ‘void create_debug_type_hash_table(dwo_file*, dwarf2_section_info*, htab*&, rcuh_kind)’: dwarf2read.c:4776:32: error: ‘header.comp_unit_head::type_offset_in_tu.cu_offset::cu_off’ may be used uninitialized in this function [-Werror=maybe-uninitialized] dwarf2read.c:4816:21: error: ‘header.comp_unit_head::signature’ may be used uninitialized in this function [-Werror=maybe-uninitialized] cc1plus: all warnings being treated as errors gdb/ChangeLog 2017-02-26 Jan Kratochvil <jan.kratochvil@redhat.com> * dwarf2read.c (create_debug_type_hash_table): Initialize header.signature and header.type_offset_in_tu.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/dwarf2read.c4
2 files changed, 9 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ed697b3..ccfb4e2 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2017-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * dwarf2read.c (create_debug_type_hash_table): Initialize
+ header.signature and header.type_offset_in_tu.
+
2017-02-24 Pedro Alves <palves@redhat.com>
* symtab.c (make_file_symbol_completion_list_1): Use
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index f119750..40b99d9 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -4728,6 +4728,10 @@ create_debug_type_hash_table (struct dwo_file *dwo_file,
offset.sect_off = ptr - section->buffer;
+ /* Initialize it due to a false compiler warning. */
+ header.signature = -1;
+ header.type_offset_in_tu.cu_off = -1;
+
/* We need to read the type's signature in order to build the hash
table, but we don't need anything else just yet. */