[PATCH] D129512: [Driver] Don't use frame pointer on Fuchsia when optimizations are enabled

[Petr Hosek via Phabricator via cfe-commits]

phosek created this revision.
phosek added a reviewer: mcgrathr.
Herald added a subscriber: abrachet.
Herald added a project: All.
phosek requested review of this revision.
Herald added subscribers: cfe-commits, MaskRay.
Herald added a project: clang.

This matches the standard behavior on other platforms.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D129512

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


Index: clang/test/Driver/fuchsia.c
===================================================================
--- clang/test/Driver/fuchsia.c
+++ clang/test/Driver/fuchsia.c
@@ -55,6 +55,18 @@
 // CHECK-NOT: crtend.o
 // CHECK-NOT: crtn.o
 
+// RUN: %clang -### %s --target=x86_64-unknown-fuchsia 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-FP-ALL
+// RUN: %clang -### %s --target=aarch64-unknown-fuchsia 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-FP-NONLEAF
+// RUN: %clang -### %s --target=x86_64-unknown-fuchsia -O3 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-FP-NONE
+// RUN: %clang -### %s --target=aarch64-unknown-fuchsia -O3 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-FP-NONE
+// CHECK-FP-ALL: "-mframe-pointer=all"
+// CHECK-FP-NONLEAF: "-mframe-pointer=non-leaf"
+// CHECK-FP-NONE: "-mframe-pointer=none"
+
 // RUN: %clang -### %s --target=x86_64-unknown-fuchsia -rtlib=libgcc -fuse-ld=lld 2>&1 \
 // RUN:     | FileCheck %s -check-prefix=CHECK-RTLIB
 // CHECK-RTLIB: error: invalid runtime library name in argument '-rtlib=libgcc'
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -567,7 +567,7 @@
     break;
   }
 
-  if (Triple.isOSNetBSD()) {
+  if (Triple.isOSFuchsia() || Triple.isOSNetBSD()) {
     return !areOptimizationsEnabled(Args);
   }
 


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