https://bugs.llvm.org/show_bug.cgi?id=51171
Bug ID: 51171
Summary: SIGSEGV at DeduceTemplateArgumentsByTypeMatch
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Frontend
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected]
Created attachment 25049
--> https://bugs.llvm.org/attachment.cgi?id=25049&action=edit
The crash reproducer
There is a SIGSEGV (NULL dereference) at DeduceTemplateArgumentsByTypeMatch as
soon as FunctionType parameter passed into the function is NULL. See reproducer
at the attachment
The possible fix for the problem is
--- a/clang/lib/Sema/SemaTemplateDeduction.cpp
+++ b/clang/lib/Sema/SemaTemplateDeduction.cpp
@@ -4346,7 +4346,7 @@ Sema::TemplateDeductionResult
Sema::DeduceTemplateArguments(
HasDeducedReturnType = true;
}
- if (!ArgFunctionType.isNull()) {
+ if (!ArgFunctionType.isNull() && !FunctionType.isNull()) {
unsigned TDF =
TDF_TopLevelParameterTypeList | TDF_AllowCompatibleFunctionType;
// Deduce template arguments from the function type.
--
You are receiving this mail because:
You are on the CC list for the bug._______________________________________________
llvm-bugs mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
