r204564 - Driver: Map /Gy to -ffunction-sections

[Richard Smith]

On Sun, Mar 23, 2014 at 10:47 AM, David Majnemer
<david.majnemer at gmail.com>wrote:

> Author: majnemer
> Date: Sun Mar 23 12:47:22 2014
> New Revision: 204564
>
> URL: http://llvm.org/viewvc/llvm-project?rev=204564&view=rev
> Log:
> Driver: Map /Gy to -ffunction-sections
>
> /Gy is equivalent to -ffunction-sections.
> /Gy- is equivalent to -fno-function-sections.
>
> Currently, LLVM doesn't do anything interesting with -ffunction-sections
> under WinCOFF.
>
> Modified:
>     cfe/trunk/include/clang/Driver/CLCompatOptions.td
>     cfe/trunk/test/Driver/cl-options.c
>
> Modified: cfe/trunk/include/clang/Driver/CLCompatOptions.td
> URL:
> http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/CLCompatOptions.td?rev=204564&r1=204563&r2=204564&view=diff
>
> ==============================================================================
> --- cfe/trunk/include/clang/Driver/CLCompatOptions.td (original)
> +++ cfe/trunk/include/clang/Driver/CLCompatOptions.td Sun Mar 23 12:47:22
> 2014
> @@ -62,6 +62,10 @@ def _SLASH_GR : CLFlag<"GR">, HelpText<"
>  def _SLASH_GR_ : CLFlag<"GR-">, HelpText<"Disable RTTI">, Alias<fno_rtti>;
>  def _SLASH_GF_ : CLFlag<"GF-">, HelpText<"Disable string pooling">,
>    Alias<fwritable_strings>;
> +def _SLASH_Gy : CLFlag<"Gy">, HelpText<"Put each function in it's own
> section">,
> +  Alias<ffunction_sections>;
> +def _SLASH_Gy_ : CLFlag<"Gy-">, HelpText<"Don't put each function in it's
> own section">,
> +  Alias<fno_function_sections>;
>

Typo: "it's" should be "its"


>  def _SLASH_help : CLFlag<"help">, Alias<help>,
>    HelpText<"Display available options">;
>  def _SLASH_HELP : CLFlag<"HELP">, Alias<help>;
> @@ -225,8 +229,6 @@ def _SLASH_GS : CLFlag<"GS">;
>  def _SLASH_Gs : CLJoined<"Gs">;
>  def _SLASH_GT : CLFlag<"GT">;
>  def _SLASH_GX : CLFlag<"GX">;
> -def _SLASH_Gy : CLFlag<"Gy">;
> -def _SLASH_Gy_ : CLFlag<"Gy-">;
>  def _SLASH_Gz : CLFlag<"Gz">;
>  def _SLASH_GZ : CLFlag<"GZ">;
>  def _SLASH_H : CLFlag<"H">;
>
> Modified: cfe/trunk/test/Driver/cl-options.c
> URL:
> http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/cl-options.c?rev=204564&r1=204563&r2=204564&view=diff
>
> ==============================================================================
> --- cfe/trunk/test/Driver/cl-options.c (original)
> +++ cfe/trunk/test/Driver/cl-options.c Sun Mar 23 12:47:22 2014
> @@ -24,6 +24,12 @@
>  // RUN: %clang_cl /GR- -### -- %s 2>&1 | FileCheck -check-prefix=GR_ %s
>  // GR_: -fno-rtti
>
> +// RUN: %clang_cl /Gy -### -- %s 2>&1 | FileCheck -check-prefix=Gy %s
> +// Gy: -ffunction-sections
> +
> +// RUN: %clang_cl /Gy /Gy- -### -- %s 2>&1 | FileCheck -check-prefix=Gy_
> %s
> +// Gy_-NOT: -ffunction-sections
> +
>  // RUN: %clang_cl /Imyincludedir -### -- %s 2>&1 | FileCheck
> -check-prefix=SLASH_I %s
>  // RUN: %clang_cl /I myincludedir -### -- %s 2>&1 | FileCheck
> -check-prefix=SLASH_I %s
>  // SLASH_I: "-I" "myincludedir"
> @@ -198,8 +204,6 @@
>  // RUN:     /Gs1000 \
>  // RUN:     /GT \
>  // RUN:     /GX \
> -// RUN:     /Gy \
> -// RUN:     /Gy- \
>  // RUN:     /Gz \
>  // RUN:     /GZ \
>  // RUN:     /H \
>
>
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