Author: ahatanak Date: Thu Feb 25 23:07:00 2016 New Revision: 261976 URL: http://llvm.org/viewvc/llvm-project?rev=261976&view=rev Log: [Driver] Disable frame pointer elimination by default if target is x86_64-pc-win32-macho.
rdar://problem/24470634 Modified: cfe/trunk/lib/Driver/Tools.cpp cfe/trunk/test/Driver/frame-pointer.c Modified: cfe/trunk/lib/Driver/Tools.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=261976&r1=261975&r2=261976&view=diff ============================================================================== --- cfe/trunk/lib/Driver/Tools.cpp (original) +++ cfe/trunk/lib/Driver/Tools.cpp Thu Feb 25 23:07:00 2016 @@ -2955,6 +2955,8 @@ static bool shouldUseFramePointerForTarg switch (Triple.getArch()) { case llvm::Triple::x86: return !areOptimizationsEnabled(Args); + case llvm::Triple::x86_64: + return Triple.isOSBinFormatMachO(); case llvm::Triple::arm: case llvm::Triple::thumb: // Windows on ARM builds with FPO disabled to aid fast stack walking Modified: cfe/trunk/test/Driver/frame-pointer.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/frame-pointer.c?rev=261976&r1=261975&r2=261976&view=diff ============================================================================== --- cfe/trunk/test/Driver/frame-pointer.c (original) +++ cfe/trunk/test/Driver/frame-pointer.c Thu Feb 25 23:07:00 2016 @@ -10,6 +10,7 @@ // RUN: %clang -target x86_64-pc-linux -### -S -O2 %s -o %t.s 2>&1 | FileCheck -check-prefix=CHECK2-64 %s // RUN: %clang -target x86_64-pc-linux -### -S -O3 %s -o %t.s 2>&1 | FileCheck -check-prefix=CHECK3-64 %s // RUN: %clang -target x86_64-pc-linux -### -S -Os %s -o %t.s 2>&1 | FileCheck -check-prefix=CHECKs-64 %s +// RUN: %clang -target x86_64-pc-win32-macho -### -S -O3 %s -o %t.s 2>&1 | FileCheck -check-prefix=CHECK-MACHO-64 %s // Trust the above to get the optimizations right, and just test other targets // that want this by default. @@ -36,3 +37,4 @@ // CHECK2-64-NOT: -mdisable-fp-elim // CHECK3-64-NOT: -mdisable-fp-elim // CHECKs-64-NOT: -mdisable-fp-elim +// CHECK-MACHO-64: -mdisable-fp-elim _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits