Set __OPTIMIZE_SIZE__ on -Os and -Oz. This matches gcc's behaviour on both OS X
and linux.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145142 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index d4c8327..a687937 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -1806,7 +1806,6 @@
Opts.NoBitFieldTypeAlign = Args.hasArg(OPT_fno_bitfield_type_align);
Opts.SinglePrecisionConstants = Args.hasArg(OPT_cl_single_precision_constant);
Opts.FastRelaxedMath = Args.hasArg(OPT_cl_fast_relaxed_math);
- Opts.OptimizeSize = 0;
Opts.MRTD = Args.hasArg(OPT_mrtd);
Opts.FakeAddressSpaceMap = Args.hasArg(OPT_ffake_address_space_map);
Opts.ParseUnknownAnytype = Args.hasArg(OPT_funknown_anytype);
@@ -1823,6 +1822,7 @@
// FIXME: Eliminate this dependency.
unsigned Opt = getOptimizationLevel(Args, IK, Diags);
Opts.Optimize = Opt != 0;
+ Opts.OptimizeSize = Args.hasArg(OPT_Os) || Args.hasArg(OPT_Oz);
// This is the __NO_INLINE__ define, which just depends on things like the
// optimization level and -fno-inline, not actually whether the backend has