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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-23 02:04:01 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-23 02:04:01 +0000 |
| commit | 5f14fcbd45870585a136ae735d29d0e085c0d7f8 (patch) | |
| tree | 6d02cc6b78fe6c9c5422c1e048e338791b9c8602 /lib/CodeGen | |
| parent | bb531706602048716a6c36f1ea59f277be9f6753 (diff) | |
Don't try to use inreg with 0 sized structs. Thanks to Eli for reporting the
regression.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166461 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/TargetInfo.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp index a9e11cb954..6a929a17cc 100644 --- a/lib/CodeGen/TargetInfo.cpp +++ b/lib/CodeGen/TargetInfo.cpp @@ -810,6 +810,10 @@ bool X86_32ABIInfo::shouldUseInReg(QualType Ty, unsigned &FreeRegs) const { return false; unsigned SizeInRegs = (getContext().getTypeSize(Ty) + 31) / 32; + + if (SizeInRegs == 0) + return false; + if (SizeInRegs > FreeRegs) { FreeRegs = 0; return false; |