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[Sema] Fix a null pointer reference crash. 

Differential Revision: https://reviews.llvm.org/D110315
This commit is contained in:
Haojian Wu 2021-09-23 11:01:37 +02:00
parent 828422747d
commit 3778c1cd6e
2 changed files with 4 additions and 1 deletions
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2
clang/lib/Sema/SemaDecl.cpp
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@ -14493,7 +14493,7 @@ Decl *Sema::ActOnFinishFunctionBody(Decl *dcl, Stmt *Body,
FunctionScopeInfo *FSI = getCurFunction();
FunctionDecl *FD = dcl ? dcl->getAsFunction() : nullptr;
if (FSI->UsesFPIntrin && !FD->hasAttr<StrictFPAttr>())
if (FSI->UsesFPIntrin && FD && !FD->hasAttr<StrictFPAttr>())
FD->addAttr(StrictFPAttr::CreateImplicit(Context));
sema::AnalysisBasedWarnings::Policy WP = AnalysisWarnings.getDefaultPolicy();

3
clang/test/SemaCXX/rounding-math-crash.cpp Normal file
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@ -0,0 +1,3 @@
// RUN: %clang_cc1 -fsyntax-only -frounding-math -verify %s
template <class b> b::a() {} // expected-error {{nested name specifier}}