[PATCH] D48454: Ignore blacklist when generating __cfi_check_fail.

[Evgenii Stepanov via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL335305: Ignore blacklist when generating __cfi_check_fail. (authored by eugenis, committed by ).
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D48454?vs=152395&id=152400#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D48454

Files:
  cfe/trunk/lib/CodeGen/CGExpr.cpp
  cfe/trunk/test/CodeGen/cfi-check-fail2.c


Index: cfe/trunk/test/CodeGen/cfi-check-fail2.c
===================================================================
--- cfe/trunk/test/CodeGen/cfi-check-fail2.c
+++ cfe/trunk/test/CodeGen/cfi-check-fail2.c
@@ -3,6 +3,12 @@
 // RUN:     -fsanitize=cfi-vcall \
 // RUN:     -emit-llvm -o - %s | FileCheck %s
 
+// Check that blacklist does not affect generated code.
+// RUN: echo "src:*" > %t-all.blacklist
+// RUN: %clang_cc1 -triple x86_64-unknown-linux -O0 -fsanitize-cfi-cross-dso \
+// RUN:     -fsanitize=cfi-vcall -fsanitize-blacklist=%t-all.blacklist \
+// RUN:     -emit-llvm -o - %s | FileCheck %s
+
 void caller(void (*f)()) {
   f();
 }
Index: cfe/trunk/lib/CodeGen/CGExpr.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CGExpr.cpp
+++ cfe/trunk/lib/CodeGen/CGExpr.cpp
@@ -3075,6 +3075,11 @@
   StartFunction(GlobalDecl(), CGM.getContext().VoidTy, F, FI, Args,
                 SourceLocation());
 
+  // This function should not be affected by blacklist. This function does
+  // not have a source location, but "src:*" would still apply. Revert any
+  // changes to SanOpts made in StartFunction.
+  SanOpts = CGM.getLangOpts().Sanitize;
+
   llvm::Value *Data =
       EmitLoadOfScalar(GetAddrOfLocalVar(&ArgData), /*Volatile=*/false,
                        CGM.getContext().VoidPtrTy, ArgData.getLocation());


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