Remove the cl-no-signed-zeros cc1 option

Use the driver flag -fno-signed-zeros instead.

This was recommended but not implemented in D6873:
http://reviews.llvm.org/D6873

which was checked in at r226915:
http://reviews.llvm.org/rL226915

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@234093 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index 6b785b45d44a9dade194790eccc9674b8ce966b4..451d3939b2ab3364658560dd5cd255bf09810379 100644 (file)
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -585,8 +585,6 @@ def cl_finite_math_only : Flag<["-"], "cl-finite-math-only">,
   HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">;
 def cl_kernel_arg_info : Flag<["-"], "cl-kernel-arg-info">,
   HelpText<"OpenCL only. Generate kernel argument metadata.">;
-def : Flag<["-"], "cl-no-signed-zeros">, Alias<fno_signed_zeros>,
-  HelpText<"OpenCL only. Allow optimizations to ignore the signedness of the floating-point zero.">;
 def cl_unsafe_math_optimizations : Flag<["-"], "cl-unsafe-math-optimizations">,
   HelpText<"OpenCL only. Allow unsafe floating-point optimizations.  Also implies -cl-no-signed-zeros and -cl-mad-enable">;
 def cl_fast_relaxed_math : Flag<["-"], "cl-fast-relaxed-math">,

diff --git a/test/CodeGenOpenCL/relaxed-fpmath.cl b/test/CodeGenOpenCL/relaxed-fpmath.cl
index 4222ea9c74b552fc57f2f898528490f8f5e934cc..6f302b1335b6f2b9cf00237a6d412aeb1455961d 100644 (file)
--- a/test/CodeGenOpenCL/relaxed-fpmath.cl
+++ b/test/CodeGenOpenCL/relaxed-fpmath.cl
@@ -2,7 +2,6 @@
 // RUN: %clang_cc1 %s -emit-llvm -cl-fast-relaxed-math -o - | FileCheck %s -check-prefix=FAST
 // RUN: %clang_cc1 %s -emit-llvm -cl-finite-math-only -o - | FileCheck %s -check-prefix=FINITE
 // RUN: %clang_cc1 %s -emit-llvm -cl-unsafe-math-optimizations -o - | FileCheck %s -check-prefix=UNSAFE
-// RUN: %clang_cc1 %s -emit-llvm -cl-no-signed-zeros -o - | FileCheck %s -check-prefix=NOSZ
 
 typedef __attribute__(( ext_vector_type(4) )) float float4;
 
@@ -13,7 +12,6 @@ float spscalardiv(float a, float b) {
   // FAST: fdiv fast float
   // FINITE: fdiv nnan ninf float
   // UNSAFE: fdiv nnan float
-  // NOSZ: fdiv nsz float
   return a / b;
 }
 // CHECK: attributes