[CGDebugInfo] Fix -femit-debug-entry-values crash on os_log_helpers
An os_log_helper FunctionDecl may not have a body. Ignore these for the
purposes of debug entry value emission.
Fixes an assertion failure seen in a stage2 build of clang:
Assertion failed: (FD->hasBody() && "Functions must have body here"),
function analyzeParametersModification
llvm-svn: 365716
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp
index f49d1ef..f6ee7ee 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -3587,9 +3587,12 @@
// We use the SPDefCache only in the case when the debug entry values option
// is set, in order to speed up parameters modification analysis.
- if (CGM.getCodeGenOpts().EnableDebugEntryValues && HasDecl &&
- isa<FunctionDecl>(D))
- SPDefCache[cast<FunctionDecl>(D)].reset(SP);
+ //
+ // FIXME: Use AbstractCallee here to support ObjCMethodDecl.
+ if (CGM.getCodeGenOpts().EnableDebugEntryValues && HasDecl)
+ if (auto *FD = dyn_cast<FunctionDecl>(D))
+ if (FD->hasBody() && !FD->param_empty())
+ SPDefCache[FD].reset(SP);
if (CGM.getCodeGenOpts().DwarfVersion >= 5) {
// Starting with DWARF V5 method declarations are emitted as children of