[PATCH] D91760: [Driver] Default Generic_GCC aarch64 to use -fasynchronous-unwind-tables

[Fangrui Song via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGf96fef89b5ec: [Driver] Default Generic_GCC aarch64 to 
-fasynchronous-unwind-tables (authored by MaskRay).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D91760/new/

https://reviews.llvm.org/D91760

Files:
  clang/lib/Driver/ToolChains/Gnu.cpp
  clang/test/Driver/aarch64-features.c


Index: clang/test/Driver/aarch64-features.c
===================================================================
--- clang/test/Driver/aarch64-features.c
+++ clang/test/Driver/aarch64-features.c
@@ -1,6 +1,8 @@
 // RUN: %clang -target aarch64-none-linux-gnu -### %s -fsyntax-only 2>&1 | 
FileCheck %s
 // RUN: %clang -target arm64-none-linux-gnu -### %s -fsyntax-only 2>&1 | 
FileCheck %s
 
+// CHECK: "-munwind-tables"
+
 // The AArch64 PCS states that chars should be unsigned.
 // CHECK: fno-signed-char
 
Index: clang/lib/Driver/ToolChains/Gnu.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Gnu.cpp
+++ clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2672,7 +2672,13 @@
 }
 
 bool Generic_GCC::IsUnwindTablesDefault(const ArgList &Args) const {
-  return getArch() == llvm::Triple::x86_64;
+  switch (getArch()) {
+  case llvm::Triple::aarch64:
+  case llvm::Triple::x86_64:
+    return true;
+  default:
+    return false;
+  }
 }
 
 bool Generic_GCC::isPICDefault() const {



Index: clang/test/Driver/aarch64-features.c
===================================================================
--- clang/test/Driver/aarch64-features.c
+++ clang/test/Driver/aarch64-features.c
@@ -1,6 +1,8 @@
 // RUN: %clang -target aarch64-none-linux-gnu -### %s -fsyntax-only 2>&1 | FileCheck %s
 // RUN: %clang -target arm64-none-linux-gnu -### %s -fsyntax-only 2>&1 | FileCheck %s
 
+// CHECK: "-munwind-tables"
+
 // The AArch64 PCS states that chars should be unsigned.
 // CHECK: fno-signed-char
 
Index: clang/lib/Driver/ToolChains/Gnu.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Gnu.cpp
+++ clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2672,7 +2672,13 @@
 }
 
 bool Generic_GCC::IsUnwindTablesDefault(const ArgList &Args) const {
-  return getArch() == llvm::Triple::x86_64;
+  switch (getArch()) {
+  case llvm::Triple::aarch64:
+  case llvm::Triple::x86_64:
+    return true;
+  default:
+    return false;
+  }
 }
 
 bool Generic_GCC::isPICDefault() const {

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