[PATCH] D143357: [RISCV] Default to -fsanitize=shadow-call-stack for Fuchsia

[Roland McGrath via Phabricator via cfe-commits]

mcgrathr created this revision.
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The ShadowCallStack is the preferred and default ABI for Fuchsia.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D143357

Files:
  clang/lib/Driver/ToolChains/Fuchsia.cpp
  clang/test/Driver/fuchsia.c


Index: clang/test/Driver/fuchsia.c
===================================================================
--- clang/test/Driver/fuchsia.c
+++ clang/test/Driver/fuchsia.c
@@ -31,6 +31,7 @@
 // CHECK: "-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK: "-internal-externc-isystem" "[[SYSROOT]]{{/|\\\\}}include"
 // CHECK-AARCH64: "-fsanitize=shadow-call-stack"
+// CHECK-RISCV64: "-fsanitize=shadow-call-stack"
 // CHECK-X86_64: "-fsanitize=safe-stack"
 // CHECK: "-stack-protector" "2"
 // CHECK-AARCH64: "-target-feature" "+outline-atomics"
Index: clang/lib/Driver/ToolChains/Fuchsia.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Fuchsia.cpp
+++ clang/lib/Driver/ToolChains/Fuchsia.cpp
@@ -466,6 +466,7 @@
   SanitizerMask Res;
   switch (getTriple().getArch()) {
   case llvm::Triple::aarch64:
+  case llvm::Triple::riscv64:
     Res |= SanitizerKind::ShadowCallStack;
     break;
   case llvm::Triple::x86_64:


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