[PATCH] D116670: [ASan] Driver changes to always link-in asan_static library.

[Kirill Stoimenov via Phabricator via cfe-commits]

kstoimenov created this revision.
kstoimenov requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

This enables the changes from D116182 <https://reviews.llvm.org/D116182>.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D116670

Files:
  clang/lib/Driver/ToolChains/CommonArgs.cpp
  clang/test/Driver/sanitizer-ld.c


Index: clang/test/Driver/sanitizer-ld.c
===================================================================
--- clang/test/Driver/sanitizer-ld.c
+++ clang/test/Driver/sanitizer-ld.c
@@ -22,7 +22,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-NO-LINK-RUNTIME-LINUX %s
 //
-// CHECK-ASAN-NO-LINK-RUNTIME-LINUX-NOT: libclang_rt.asan
+// CHECK-ASAN-NO-LINK-RUNTIME-LINUX-NOT: libclang_rt.asan-x86_64
 
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
 // RUN:     -target i386-unknown-linux -fuse-ld=ld -fsanitize=address -shared-libsan \
Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -826,6 +826,11 @@
   if (SanArgs.needsStatsRt() && SanArgs.linkRuntimes())
     StaticRuntimes.push_back("stats_client");
 
+  // Always link the static runtime regardless of DSO or executable.
+  if (SanArgs.needsAsanRt()) {
+    HelperStaticRuntimes.push_back("asan_static");
+  }
+
   // Collect static runtimes.
   if (Args.hasArg(options::OPT_shared)) {
     // Don't link static runtimes into DSOs.


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