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| author | Chris Lattner <sabre@nondot.org> | 2003-05-21 18:08:44 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-05-21 18:08:44 +0000 |
| commit | 4e840d4db71faebb52f5e94ca2a8d1c00ecef09b (patch) | |
| tree | 2a98ceef1bbc8165abdec3a627b4f939d449b1f5 /lib/Target/TargetData.cpp | |
| parent | 77c9fcb797ca391b355fbead8f35942805e5be94 (diff) | |
| download | llvm-4e840d4db71faebb52f5e94ca2a8d1c00ecef09b.tar.gz llvm-4e840d4db71faebb52f5e94ca2a8d1c00ecef09b.tar.bz2 llvm-4e840d4db71faebb52f5e94ca2a8d1c00ecef09b.tar.xz | |
* Fix divide by zero error with empty structs
* Empty structs should have ALIGNMENT 1, not SIZE 1.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6263 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/TargetData.cpp')
| -rw-r--r-- | lib/Target/TargetData.cpp | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp index 158f57e3ac..1c6f9d1aa3 100644 --- a/lib/Target/TargetData.cpp +++ b/lib/Target/TargetData.cpp @@ -56,15 +56,13 @@ StructLayout::StructLayout(const StructType *ST, const TargetData &TD) StructSize += TySize; // Consume space for this data item } + // Empty structures have alignment of 1 byte. + if (StructAlignment == 0) StructAlignment = 1; + // Add padding to the end of the struct so that it could be put in an array // and all array elements would be aligned correctly. if (StructSize % StructAlignment != 0) StructSize = (StructSize/StructAlignment + 1) * StructAlignment; - - if (StructSize == 0) { - StructSize = 1; // Empty struct is 1 byte - StructAlignment = 1; - } } Annotation *TargetData::TypeAnFactory(AnnotationID AID, const Annotable *T, |