Revert enabling frame pointer elimination on OpenBSD for now.

brad0 · brad0 · commit 642fe780abe8 · 2019-06-28T19:57:51.000Z
llvm-svn: 364679
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -534,19 +534,6 @@ static bool useFramePointerForTargetByDefault(const ArgList &Args,
     return !areOptimizationsEnabled(Args);
   }
 
-  if (Triple.isOSOpenBSD()) {
-    switch (Triple.getArch()) {
-    case llvm::Triple::mips64:
-    case llvm::Triple::mips64el:
-    case llvm::Triple::ppc:
-    case llvm::Triple::x86:
-    case llvm::Triple::x86_64:
-      return !areOptimizationsEnabled(Args);
-    default:
-      return true;
-    }
-  }
-
   if (Triple.isOSLinux() || Triple.getOS() == llvm::Triple::CloudABI ||
       Triple.isOSHurd()) {
     switch (Triple.getArch()) {
diff --git a/clang/test/Driver/frame-pointer-elim.c b/clang/test/Driver/frame-pointer-elim.c
@@ -26,19 +26,6 @@
 // RUN:   FileCheck --check-prefix=NETBSD %s
 // NETBSD-NOT: "-momit-leaf-frame-pointer"
 
-// OpenBSD follows the same rules as Linux.
-// RUN: %clang -### -target x86_64-unknown-openbsd -S -O1 %s 2>&1 | \
-// RUN:   FileCheck --check-prefix=OPENBSD-OPT %s
-// RUN: %clang -### -target powerpc-unknown-openbsd -S -O1 %s 2>&1 | \
-// RUN:   FileCheck --check-prefix=OPENBSD-OPT %s
-// OPENBSD-OPT: "-momit-leaf-frame-pointer"
-
-// RUN: %clang -### -target x86_64-unknown-openbsd -S %s 2>&1 | \
-// RUN:   FileCheck --check-prefix=OPENBSD %s
-// RUN: %clang -### -target powerpc-unknown-openbsd -S %s 2>&1 | \
-// RUN:   FileCheck --check-prefix=OPENBSD %s
-// OPENBSD-NOT: "-momit-leaf-frame-pointer"
-
 // Darwin disables omitting the leaf frame pointer even under optimization
 // unless the command lines are given.
 // RUN: %clang -### -target i386-apple-darwin -S %s 2>&1 | \
