diff options
Diffstat (limited to 'lib/CodeGen/ItaniumCXXABI.cpp')
| -rw-r--r-- | lib/CodeGen/ItaniumCXXABI.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/ItaniumCXXABI.cpp b/lib/CodeGen/ItaniumCXXABI.cpp index 7b1d8098aa..827f1a20b6 100644 --- a/lib/CodeGen/ItaniumCXXABI.cpp +++ b/lib/CodeGen/ItaniumCXXABI.cpp @@ -203,6 +203,14 @@ CodeGen::CGCXXABI *CodeGen::CreateItaniumCXXABI(CodeGenModule &CGM) { return new ItaniumCXXABI(CGM, /*IsARM = */ true); case TargetCXXABI::GenericItanium: + if (CGM.getContext().getTargetInfo().getTriple().getArch() + == llvm::Triple::le32) { + // For PNaCl, use ARM-style method pointers so that PNaCl code + // does not assume anything about the alignment of function + // pointers. Using IsARM=true also makes guard variables 32-bit + // instead of 64-bit, which saves a little space. + return new ItaniumCXXABI(CGM, /*IsARM = */ true); + } return new ItaniumCXXABI(CGM); case TargetCXXABI::Microsoft: |