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authorPiotr Padlewski <prazek@google.com>2015-08-27 21:35:37 +0000
committerPiotr Padlewski <prazek@google.com>2015-08-27 21:35:37 +0000
commit525f746710c9b132b20b653d5d8bd130e9bd5e59 (patch)
tree69b1380002662a8ffe256f6f99e0ef23bc215524 /clang/lib/CodeGen/CGCall.cpp
parent5f9d310640209347c6e534a4ed97074d205e1766 (diff)
downloadbcm5719-llvm-525f746710c9b132b20b653d5d8bd130e9bd5e59.tar.gz
bcm5719-llvm-525f746710c9b132b20b653d5d8bd130e9bd5e59.zip
Generating assumption loads of vptr after ctor call (fixed)
Generating call assume(icmp %vtable, %global_vtable) after constructor call for devirtualization purposes. For more info go to: http://lists.llvm.org/pipermail/cfe-dev/2015-July/044227.html Edit: Fixed version because of PR24479. http://reviews.llvm.org/D11859 llvm-svn: 246213
Diffstat (limited to 'clang/lib/CodeGen/CGCall.cpp')
-rw-r--r--clang/lib/CodeGen/CGCall.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index 4cb9ebae3af..67513e3ba4b 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -1412,7 +1412,8 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI,
if (const FunctionDecl *Fn = dyn_cast<FunctionDecl>(TargetDecl)) {
const FunctionProtoType *FPT = Fn->getType()->getAs<FunctionProtoType>();
- if (FPT && FPT->isNothrow(getContext()))
+ if (FPT && !isUnresolvedExceptionSpec(FPT->getExceptionSpecType()) &&
+ FPT->isNothrow(getContext()))
FuncAttrs.addAttribute(llvm::Attribute::NoUnwind);
// Don't use [[noreturn]] or _Noreturn for a call to a virtual function.
// These attributes are not inherited by overloads.
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