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| author | Chris Lattner <sabre@nondot.org> | 2007-12-13 00:38:03 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-12-13 00:38:03 +0000 |
| commit | 1426fecdf90dd1986751b9940422e675880ff671 (patch) | |
| tree | b66dd2753c5bd6076f43da398951bea47bc0754c /CodeGen/CodeGenModule.cpp | |
| parent | a1fa3a19bf2c4553aa7e7f27ff2a1b3b2e2db62c (diff) | |
builtin id 0 is invalid, don't use a slot for it.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44968 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | CodeGen/CodeGenModule.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/CodeGen/CodeGenModule.cpp b/CodeGen/CodeGenModule.cpp index 47a0081b7b..2df1877e79 100644 --- a/CodeGen/CodeGenModule.cpp +++ b/CodeGen/CodeGenModule.cpp @@ -518,11 +518,13 @@ void CodeGenModule::EmitGlobalVarDeclarator(const FileVarDecl *D) { /// getBuiltinLibFunction llvm::Function *CodeGenModule::getBuiltinLibFunction(unsigned BuiltinID) { - if (BuiltinFunctions.size() <= BuiltinID) - BuiltinFunctions.resize(BuiltinID+1); + if (BuiltinID > BuiltinFunctions.size()) + BuiltinFunctions.resize(BuiltinID); - // Already available? - llvm::Function *&FunctionSlot = BuiltinFunctions[BuiltinID]; + // Cache looked up functions. Since builtin id #0 is invalid we don't reserve + // a slot for it. + assert(BuiltinID && "Invalid Builtin ID"); + llvm::Function *&FunctionSlot = BuiltinFunctions[BuiltinID-1]; if (FunctionSlot) return FunctionSlot; |