[PATCH] D41680: [analyzer] do not crash with assertion on processing locations of bodyfarmed functions

George Karpenkov via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Tue Jan 2 13:38:22 PST 2018


george.karpenkov created this revision.
george.karpenkov added reviewers: dcoughlin, NoQ.
Herald added subscribers: a.sidorin, szepet, kristof.beyls, xazax.hun, aemerson.

This addresses an issue introduced in r183451: since `removePiecesWithInvalidLocations` is called *after* `adjustCallLocations`, it is not necessary, and in fact harmful, to have this assertion in `adjustCallLocations`.

Addresses rdar://36170689


https://reviews.llvm.org/D41680

Files:
  lib/StaticAnalyzer/Core/BugReporter.cpp
  test/Analysis/call_once.cpp


Index: test/Analysis/call_once.cpp
===================================================================
--- test/Analysis/call_once.cpp
+++ test/Analysis/call_once.cpp
@@ -1,10 +1,11 @@
-// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -verify %s
-// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBSTDCPP -verify %s
+// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -verify %s -o %t.report
+// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBSTDCPP -verify %s -o %t.report
 
 // We do NOT model libcxx03 implementation, but the analyzer should still
 // not crash.
-// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBCXX03 -verify %s
-// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBCXX03 -DEMULATE_LIBSTDCPP -verify %s
+// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBCXX03 -verify %s -o %t.report
+// RUN: %clang_analyze_cc1 -std=c++11 -fblocks -analyzer-checker=core,debug.ExprInspection -DEMULATE_LIBCXX03 -DEMULATE_LIBSTDCPP -verify %s -o %t.report
+// RUN: rm -rf %t.report
 
 void clang_analyzer_eval(bool);
 
Index: lib/StaticAnalyzer/Core/BugReporter.cpp
===================================================================
--- lib/StaticAnalyzer/Core/BugReporter.cpp
+++ lib/StaticAnalyzer/Core/BugReporter.cpp
@@ -229,7 +229,6 @@
     PathDiagnosticCallPiece *Call = dyn_cast<PathDiagnosticCallPiece>(I->get());
 
     if (!Call) {
-      assert((*I)->getLocation().asLocation().isValid());
       continue;
     }
 


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