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author | Nick Clifton <nickc@redhat.com> | 2015-12-08 09:49:49 +0000 |
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committer | Nick Clifton <nickc@redhat.com> | 2015-12-08 09:49:49 +0000 |
commit | 7460c0abe8a195243110e66624da095a44cc96d6 (patch) | |
tree | 717f6ef598061e8e893faf94526eaca0094b1f62 /binutils/dwarf.c | |
parent | ec9ab52c3217835113f22431911fda3474598fcd (diff) | |
download | gdb-7460c0abe8a195243110e66624da095a44cc96d6.zip gdb-7460c0abe8a195243110e66624da095a44cc96d6.tar.gz gdb-7460c0abe8a195243110e66624da095a44cc96d6.tar.bz2 |
Fix static analysis warning about undefined bheaviour.
PR binutils/19310
* dwarf.c (display_debug_frames): Recode range test to avoid
undefined behaviour.
Diffstat (limited to 'binutils/dwarf.c')
-rw-r--r-- | binutils/dwarf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/binutils/dwarf.c b/binutils/dwarf.c index 03e0117..0f6818f 100644 --- a/binutils/dwarf.c +++ b/binutils/dwarf.c @@ -6459,7 +6459,7 @@ display_debug_frames (struct dwarf_section *section, case DW_CFA_def_cfa_expression: ul = LEB (); - if (start >= block_end || start + ul > block_end || start + ul < start) + if (start >= block_end || ul > (unsigned long) (block_end - start)) { printf (_(" DW_CFA_def_cfa_expression: <corrupt len %lu>\n"), ul); break; |