From 4dff875259d315005e2bb90a11a5472108c9a3e3 Mon Sep 17 00:00:00 2001 From: Xinliang David Li Date: Mon, 23 Nov 2015 17:30:31 +0000 Subject: Disable frame pointer elimination when using -pg (Re-apply patch after bug fixing) This diff makes sure that the driver does not pass -fomit-frame-pointer or -momit-leaf-frame-pointer to the frontend when -pg is used. Currently, clang gives an error if -fomit-frame-pointer is used in combination with -pg, but -momit-leaf-frame-pointer was forgotten. Also, disable frame pointer elimination in the frontend when -pg is set. Patch by Stefan Kempf. llvm-svn: 253886 --- clang/lib/Frontend/CompilerInvocation.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'clang/lib/Frontend/CompilerInvocation.cpp') diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index 91917cf..26f9389 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -453,7 +453,8 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK, Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases); Opts.CodeModel = getCodeModel(Args, Diags); Opts.DebugPass = Args.getLastArgValue(OPT_mdebug_pass); - Opts.DisableFPElim = Args.hasArg(OPT_mdisable_fp_elim); + Opts.DisableFPElim = + (Args.hasArg(OPT_mdisable_fp_elim) || Args.hasArg(OPT_pg)); Opts.DisableFree = Args.hasArg(OPT_disable_free); Opts.DisableTailCalls = Args.hasArg(OPT_mdisable_tail_calls); Opts.FloatABI = Args.getLastArgValue(OPT_mfloat_abi); -- cgit v1.1