Enable frame pointer elimination for OpenBSD on x86 and mips64.
llvm-svn: 358245
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index a5b98aa..1885665 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -534,6 +534,18 @@
return !areOptimizationsEnabled(Args);
}
+ if (Triple.isOSOpenBSD()) {
+ switch (Triple.getArch()) {
+ case llvm::Triple::mips64:
+ case llvm::Triple::mips64el:
+ 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()) {