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| author | Ian Lance Taylor <iant@golang.org> | 2023-06-26 09:57:21 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2023-06-26 09:57:21 -0700 |
| commit | aa1e672b5d99102b03eb5fb9c51609c45f62bff7 (patch) | |
| tree | 886212591b1c9d127eaaf234a4a2e22452ea384a /gcc/analyzer/store.cc | |
| parent | 97e31a0a2a2d2273687fcdb4e5416aab1a2186e1 (diff) | |
| parent | 3a39a31b8ae9c6465434aefa657f7fcc86f905c0 (diff) | |
| download | gcc-devel/gccgo.zip gcc-devel/gccgo.tar.gz gcc-devel/gccgo.tar.bz2 | |
Merge from trunk revision 3a39a31b8ae9c6465434aefa657f7fcc86f905c0.devel/gccgo
Diffstat (limited to 'gcc/analyzer/store.cc')
| -rw-r--r-- | gcc/analyzer/store.cc | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/analyzer/store.cc b/gcc/analyzer/store.cc index 4d1de82..c7bc4b4 100644 --- a/gcc/analyzer/store.cc +++ b/gcc/analyzer/store.cc @@ -236,8 +236,8 @@ bit_range::dump () const pp_flush (&pp); } -/* If OTHER is a subset of this, return true and write - to *OUT the relative range of OTHER within this. +/* If OTHER is a subset of this, return true and, if OUT is + non-null, write to *OUT the relative range of OTHER within this. Otherwise return false. */ bool @@ -246,8 +246,11 @@ bit_range::contains_p (const bit_range &other, bit_range *out) const if (contains_p (other.get_start_bit_offset ()) && contains_p (other.get_last_bit_offset ())) { - out->m_start_bit_offset = other.m_start_bit_offset - m_start_bit_offset; - out->m_size_in_bits = other.m_size_in_bits; + if (out) + { + out->m_start_bit_offset = other.m_start_bit_offset - m_start_bit_offset; + out->m_size_in_bits = other.m_size_in_bits; + } return true; } else |